{
  "affected": [],
  "aliases": [
    "CVE-2021-42026"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-863"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-11-09T12:15:00Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability has been identified in Mendix Applications using Mendix 8 (All versions \u003c V8.18.13), Mendix Applications using Mendix 9 (All versions \u003c V9.6.2). Applications built with affected versions of Mendix Studio Pro do not properly control read access for certain client actions. This could allow authenticated attackers to retrieve the changedDate attribute of arbitrary objects, even when they don\u0027t have read access to them.",
  "id": "GHSA-2j3j-g2v5-fh5c",
  "modified": "2022-05-24T19:20:09Z",
  "published": "2022-05-24T19:20:09Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-42026"
    },
    {
      "type": "WEB",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-42026",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-42026"
    }
  },
  "description": "Siemens Mendix\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u5957\u4f4e\u4ee3\u7801\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u3001\u6d4b\u8bd5\u3001\u90e8\u7f72\u548c\u8fed\u4ee3\u7b49\u529f\u80fd\u3002\n\nSiemens Mendix\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u68c0\u7d22\u4efb\u610f\u5bf9\u8c61\u7684changedDate\u5c5e\u6027\uff0c\u5373\u4f7f\u4ed6\u4eec\u6ca1\u6709\u5bf9\u8fd9\u4e9b\u5bf9\u8c61\u7684\u8bfb\u8bbf\u95ee\u6743\u3002",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-89434",
  "openTime": "2021-11-20",
  "patchDescription": "Siemens Mendix\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u5957\u4f4e\u4ee3\u7801\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u5e73\u53f0\u3002\u8be5\u5e73\u53f0\u63d0\u4f9b\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u3001\u6d4b\u8bd5\u3001\u90e8\u7f72\u548c\u8fed\u4ee3\u7b49\u529f\u80fd\u3002\r\n\r\nSiemens Mendix\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u7ecf\u8fc7\u8eab\u4efd\u9a8c\u8bc1\u7684\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u68c0\u7d22\u4efb\u610f\u5bf9\u8c61\u7684changedDate\u5c5e\u6027\uff0c\u5373\u4f7f\u4ed6\u4eec\u6ca1\u6709\u5bf9\u8fd9\u4e9b\u5bf9\u8c61\u7684\u8bfb\u8bbf\u95ee\u6743\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Siemens MendixSiemens Mendix\u4e0d\u6b63\u786e\u6388\u6743\u6f0f\u6d1e\uff08CNVD-2021-89434\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Siemens Mendix Applications using Mendix 8 \u003c V8.18.13",
      "Siemens Mendix Applications using Mendix 9 \u003c V9.6.2"
    ]
  },
  "referenceLink": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf",
  "serverity": "\u4e2d",
  "submitTime": "2021-11-11",
  "title": "Siemens MendixSiemens Mendix\u4e0d\u6b63\u786e\u6388\u6743\u6f0f\u6d1e\uff08CNVD-2021-89434\uff09"
}

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Capital VSTAR versions incluant les modules DNS",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Nucleus Source Code toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Mendix Applications using Mendix 9 toutes versions ant\u00e9rieures \u00e0 V9.6.2",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Nucleus NET toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC WinCC V15 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC WinCC V17 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC WinCC OA V3.18 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "NX 1980 Series toutes versions ant\u00e9rieures \u00e0 V1984",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "APOGEE MEC (PPC) (BACnet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "APOGEE PXC Compact (P2 Ethernet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC WinCC V7.5 toutes versions ant\u00e9rieures \u00e0 V7.5 SP2 Update 5",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC WinCC OA V3.17 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Climatix POL909 (AWM module) toutes versions ant\u00e9rieures \u00e0 V11.34",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SCALANCE W1750D toutes versions ant\u00e9rieures \u00e0 V8.7.1.3",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC PCS 7 V9.0 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Siveillance Video DLNA Server 2021 R1",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC PCS 7 V9.1 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Mendix Applications using Mendix 7 toutes versions ant\u00e9rieures \u00e0 V7.23.26",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC WinCC V7.4 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "APOGEE PXC Modular (BACnet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Nucleus Source Code versions incluant les modules DNS",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC WinCC V16 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC Information Server toutes versions \u003e= V2019 SP1",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SICAM 230 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Nucleus ReadyStart V4 toutes versions ant\u00e9rieures \u00e0 V4.1.1",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Mendix Applications using Mendix 8 toutes versions ant\u00e9rieures \u00e0 V8.18.13",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "APOGEE PXC Modular (P2 Ethernet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Nucleus ReadyStart V3 toutes versions ant\u00e9rieures \u00e0 V2017.02.4",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC RTLS Locating Manager toutes versions ant\u00e9rieures \u00e0 V2.12",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Siveillance Video DLNA Server 2020 R1, 2020 R2, 2020 R3",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Capital VSTAR toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Siveillance Video DLNA Server 2019 R1, 2019 R2, 2019 R3",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Nucleus ReadyStart V3 toutes versions ant\u00e9rieures \u00e0 V2013.08",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "APOGEE MEC (PPC) (P2 Ethernet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "PSS(R)ODMS V12 toutes versions ant\u00e9rieures \u00e0 V12.2.6.1",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "Nucleus ReadyStart V3 toutes versions ant\u00e9rieures \u00e0 V2012.12",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SENTRON powermanager V3 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "APOGEE PXC Compact (BACnet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "TALON TC Compact (BACnet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "NX 1980 Series toutes versions ant\u00e9rieures \u00e0 V1988",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "PSS(R)E V34 toutes versions ant\u00e9rieures \u00e0 V34.9.1",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "APOGEE MBC (PPC) (P2 Ethernet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "NX 1953 Series toutes versions ant\u00e9rieures \u00e0 V1973.3700",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "APOGEE MBC (PPC) (BACnet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "PSS(R)E V35 toutes versions ant\u00e9rieures \u00e0 V35.3.2",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "SIMATIC PCS 7 V8.2 toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    },
    {
      "description": "TALON TC Modular (BACnet) toutes versions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Siemens",
          "scada": true
        }
      }
    }
  ],
  "affected_systems_content": null,
  "content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
  "cves": [
    {
      "name": "CVE-2020-27009",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-27009"
    },
    {
      "name": "CVE-2021-31881",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31881"
    },
    {
      "name": "CVE-2020-28388",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-28388"
    },
    {
      "name": "CVE-2021-42026",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-42026"
    },
    {
      "name": "CVE-2021-37734",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-37734"
    },
    {
      "name": "CVE-2021-42025",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-42025"
    },
    {
      "name": "CVE-2021-37732",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-37732"
    },
    {
      "name": "CVE-2021-31888",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31888"
    },
    {
      "name": "CVE-2020-27736",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-27736"
    },
    {
      "name": "CVE-2021-31885",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31885"
    },
    {
      "name": "CVE-2021-31887",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31887"
    },
    {
      "name": "CVE-2020-10053",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-10053"
    },
    {
      "name": "CVE-2021-37735",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-37735"
    },
    {
      "name": "CVE-2021-41533",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-41533"
    },
    {
      "name": "CVE-2021-25663",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-25663"
    },
    {
      "name": "CVE-2021-31884",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31884"
    },
    {
      "name": "CVE-2021-42015",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-42015"
    },
    {
      "name": "CVE-2021-40366",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-40366"
    },
    {
      "name": "CVE-2020-15795",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-15795"
    },
    {
      "name": "CVE-2021-31882",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31882"
    },
    {
      "name": "CVE-2021-25664",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-25664"
    },
    {
      "name": "CVE-2021-41057",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-41057"
    },
    {
      "name": "CVE-2021-37207",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-37207"
    },
    {
      "name": "CVE-2021-40358",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-40358"
    },
    {
      "name": "CVE-2020-10052",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-10052"
    },
    {
      "name": "CVE-2021-37726",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-37726"
    },
    {
      "name": "CVE-2020-10054",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-10054"
    },
    {
      "name": "CVE-2021-41535",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-41535"
    },
    {
      "name": "CVE-2021-37727",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-37727"
    },
    {
      "name": "CVE-2021-27393",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-27393"
    },
    {
      "name": "CVE-2021-31346",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31346"
    },
    {
      "name": "CVE-2021-40364",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-40364"
    },
    {
      "name": "CVE-2020-27738",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-27738"
    },
    {
      "name": "CVE-2021-31889",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31889"
    },
    {
      "name": "CVE-2021-42021",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-42021"
    },
    {
      "name": "CVE-2021-31883",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31883"
    },
    {
      "name": "CVE-2021-41538",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-41538"
    },
    {
      "name": "CVE-2021-40359",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-40359"
    },
    {
      "name": "CVE-2021-31886",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31886"
    },
    {
      "name": "CVE-2021-41534",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-41534"
    },
    {
      "name": "CVE-2021-31890",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31890"
    },
    {
      "name": "CVE-2021-37730",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-37730"
    },
    {
      "name": "CVE-2021-31345",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31345"
    },
    {
      "name": "CVE-2020-27737",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-27737"
    },
    {
      "name": "CVE-2021-31344",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31344"
    },
    {
      "name": "CVE-2021-25677",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-25677"
    }
  ],
  "initial_release_date": "2021-11-09T00:00:00",
  "last_revision_date": "2021-11-09T00:00:00",
  "links": [],
  "reference": "CERTFR-2021-AVI-854",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2021-11-09T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    },
    {
      "description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans les produits\nSiemens. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer\nune ex\u00e9cution de code arbitraire \u00e0 distance, un d\u00e9ni de service \u00e0\ndistance et un contournement de la politique de s\u00e9curit\u00e9.\n",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits Siemens",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-248289 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-248289.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-703715 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-703715.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-840188 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-840188.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-362164 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-362164.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-044112 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-328042 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-328042.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-917476 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-917476.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-114589 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-201384 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-201384.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-537983 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-537983.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-779699 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-580693 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-580693.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-185699 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-185699.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-740908 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-740908.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-145157 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-145157.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-338732 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-338732.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-755517 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-755517.pdf"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Siemens ssa-705111 du 9 novembre 2021",
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-705111.pdf"
    }
  ]
}

{
  "GSD": {
    "alias": "CVE-2021-42026",
    "description": "A vulnerability has been identified in Mendix Applications using Mendix 8 (All versions \u003c V8.18.13), Mendix Applications using Mendix 9 (All versions \u003c V9.6.2). Applications built with affected versions of Mendix Studio Pro do not properly control read access for certain client actions. This could allow authenticated attackers to retrieve the changedDate attribute of arbitrary objects, even when they don\u0027t have read access to them.",
    "id": "GSD-2021-42026"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-42026"
      ],
      "details": "A vulnerability has been identified in Mendix Applications using Mendix 8 (All versions \u003c V8.18.13), Mendix Applications using Mendix 9 (All versions \u003c V9.6.2). Applications built with affected versions of Mendix Studio Pro do not properly control read access for certain client actions. This could allow authenticated attackers to retrieve the changedDate attribute of arbitrary objects, even when they don\u0027t have read access to them.",
      "id": "GSD-2021-42026",
      "modified": "2023-12-13T01:23:06.472380Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "productcert@siemens.com",
        "ID": "CVE-2021-42026",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "Mendix Applications using Mendix 8",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "All versions \u003c V8.18.13"
                        }
                      ]
                    }
                  },
                  {
                    "product_name": "Mendix Applications using Mendix 9",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "All versions \u003c V9.6.2"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Siemens"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "A vulnerability has been identified in Mendix Applications using Mendix 8 (All versions \u003c V8.18.13), Mendix Applications using Mendix 9 (All versions \u003c V9.6.2). Applications built with affected versions of Mendix Studio Pro do not properly control read access for certain client actions. This could allow authenticated attackers to retrieve the changedDate attribute of arbitrary objects, even when they don\u0027t have read access to them."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-863: Incorrect Authorization"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf",
            "refsource": "MISC",
            "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:mendix:mendix:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "8.18.13",
                "versionStartIncluding": "8.0.0",
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:a:mendix:mendix:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "9.6.2",
                "versionStartIncluding": "9.0.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "productcert@siemens.com",
          "ID": "CVE-2021-42026"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "A vulnerability has been identified in Mendix Applications using Mendix 8 (All versions \u003c V8.18.13), Mendix Applications using Mendix 9 (All versions \u003c V9.6.2). Applications built with affected versions of Mendix Studio Pro do not properly control read access for certain client actions. This could allow authenticated attackers to retrieve the changedDate attribute of arbitrary objects, even when they don\u0027t have read access to them."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-863"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf",
              "refsource": "MISC",
              "tags": [
                "Patch",
                "Vendor Advisory"
              ],
              "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 4.0,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2021-11-12T22:00Z",
      "publishedDate": "2021-11-09T12:15Z"
    }
  }
}

{
  "document": {
    "acknowledgments": [
      {
        "organization": "Siemens ProductCERT",
        "summary": "reporting these vulnerabilities to CISA."
      }
    ],
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited",
      "tlp": {
        "label": "WHITE",
        "url": "https://us-cert.cisa.gov/tlp/"
      }
    },
    "notes": [
      {
        "category": "summary",
        "text": "Applications built with affected versions of Mendix Studio Pro do not properly control read or write access for certain client actions. This could allow authenticated attackers to manipulate the content of System.FileDocument objects or to retrieve the changedDate attribute of arbitrary objects.\n\nMendix has released updates for the affected product lines, recommends to update to the latest versions and to redeploy the applications.",
        "title": "Summary"
      },
      {
        "category": "general",
        "text": "As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens\u0027 operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\n\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
        "title": "General Recommendations"
      },
      {
        "category": "general",
        "text": "For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "Siemens Security Advisories are subject to the terms and conditions contained in Siemens\u0027 underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter \"License Terms\"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens\u0027 Global Website (https://www.siemens.com/terms_of_use, hereinafter \"Terms of Use\"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.",
        "title": "Terms of Use"
      },
      {
        "category": "legal_disclaimer",
        "text": "All information products included in https://us-cert.cisa.gov/ics are provided \"as is\" for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained within. DHS does not endorse any commercial product or service, referenced in this product or otherwise. Further dissemination of this product is governed by the Traffic Light Protocol (TLP) marking in the header. For more information about TLP, see https://us-cert.cisa.gov/tlp/.",
        "title": "Legal Notice"
      },
      {
        "category": "other",
        "text": "This CISA CSAF advisory was converted from Siemens ProductCERT\u0027s CSAF advisory.",
        "title": "Advisory Conversion Disclaimer"
      },
      {
        "category": "other",
        "text": "Multiple",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "Worldwide",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "Germany",
        "title": "Company headquarters location"
      },
      {
        "category": "general",
        "text": "CISA recommends users take defensive measures to minimize the exploitation risk of this vulnerability.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Minimize network exposure for all control system devices and/or systems, and ensure they are not accessible from the internet.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Locate control system networks and remote devices behind firewalls and isolate them from business networks.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "When remote access is required, use more secure methods, such as Virtual Private Networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most recent version available. Also recognize VPN is only as secure as its connected devices.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets. Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.",
        "title": "Recommended Practices"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "central@cisa.dhs.gov",
      "name": "CISA",
      "namespace": "https://www.cisa.gov/"
    },
    "references": [
      {
        "category": "self",
        "summary": "SSA-779699: Two Incorrect Authorization Vulnerabilities in Mendix - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-779699.json"
      },
      {
        "category": "self",
        "summary": "SSA-779699: Two Incorrect Authorization Vulnerabilities in Mendix - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-779699.txt"
      },
      {
        "category": "self",
        "summary": "SSA-779699: Two Incorrect Authorization Vulnerabilities in Mendix - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-21-315-05 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2021/icsa-21-315-05.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-21-315-05 - Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-21-315-05"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/resources-tools/resources/ics-recommended-practices"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/topics/industrial-control-systems"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B"
      }
    ],
    "title": "Siemens Mendix Studio Pro",
    "tracking": {
      "current_release_date": "2025-05-06T06:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1.0.0"
        }
      },
      "id": "ICSA-21-315-05",
      "initial_release_date": "2021-11-09T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2021-11-09T00:00:00.000000Z",
          "legacy_version": "1.0",
          "number": "1",
          "summary": "Publication Date"
        },
        {
          "date": "2025-05-06T06:00:00.000000Z",
          "legacy_version": "Revision",
          "number": "2",
          "summary": "Revision - Fixing typos"
        }
      ],
      "status": "final",
      "version": "2"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003cV8.18.13",
                "product": {
                  "name": "Mendix Applications using Mendix 8",
                  "product_id": "CSAFPID-0001"
                }
              }
            ],
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            "name": "Mendix Applications using Mendix 8"
          },
          {
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            "name": "Mendix Applications using Mendix 9"
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        "category": "vendor",
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  "vulnerabilities": [
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      "cwe": {
        "id": "CWE-863",
        "name": "Incorrect Authorization"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Applications built with affected versions of Mendix Studio Pro do not properly control write access for certain client actions. This could allow authenticated attackers to manipulate the content of System.FileDocument objects in some cases, regardless whether they have write access to it.",
          "title": "Summary"
        }
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          "url": "https://docs.mendix.com/releasenotes/studio-pro/8"
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        {
          "summary": "CVE-2021-42025 - Mendix Applications using Mendix 9",
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9"
        },
        {
          "summary": "CVE-2021-42025 Mitre 5.0 json",
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2021-42025.json"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "Update to V8.18.13 or later version and redeploy your application",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V9.6.2 or V9.7.0 or later version and redeploy your application",
          "product_ids": [
            "CSAFPID-0002"
          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9"
        },
        {
          "category": "workaround",
          "details": "In applications that were built with affected versions of Mendix Studio Pro: avoid using file documents that contain sensitive information",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        }
      ],
      "scores": [
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          "cvss_v3": {
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            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        }
      ],
      "title": "CVE-2021-42025"
    },
    {
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      "cwe": {
        "id": "CWE-863",
        "name": "Incorrect Authorization"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Applications built with affected versions of Mendix Studio Pro do not properly control read access for certain client actions. This could allow authenticated attackers to retrieve the changedDate attribute of arbitrary objects, even when they don\u0027t have read access to them.",
          "title": "Summary"
        }
      ],
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          "CSAFPID-0002"
        ]
      },
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          "url": "https://docs.mendix.com/releasenotes/studio-pro/8"
        },
        {
          "summary": "CVE-2021-42026 - Mendix Applications using Mendix 9",
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9"
        },
        {
          "summary": "CVE-2021-42026 Mitre 5.0 json",
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2021-42026.json"
        }
      ],
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          "details": "Update to V8.18.13 or later version and redeploy your application",
          "product_ids": [
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          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8"
        },
        {
          "category": "vendor_fix",
          "details": "Update to V9.6.2 or V9.7.0 or later version and redeploy your application",
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          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9"
        },
        {
          "category": "workaround",
          "details": "In applications that were built with affected versions of Mendix Studio Pro: avoid using file documents that contain sensitive information",
          "product_ids": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        }
      ],
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            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        }
      ],
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}

{
  "document": {
    "acknowledgments": [
      {
        "organization": "Siemens ProductCERT",
        "summary": "reporting these vulnerabilities to CISA."
      }
    ],
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Disclosure is not limited",
      "tlp": {
        "label": "WHITE",
        "url": "https://us-cert.cisa.gov/tlp/"
      }
    },
    "notes": [
      {
        "category": "summary",
        "text": "Applications built with affected versions of Mendix Studio Pro do not properly control read or write access for certain client actions. This could allow authenticated attackers to manipulate the content of System.FileDocument objects or to retrieve the changedDate attribute of arbitrary objects.\n\nMendix has released updates for the affected product lines, recommends to update to the latest versions and to redeploy the applications.",
        "title": "Summary"
      },
      {
        "category": "general",
        "text": "As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens\u0027 operational guidelines for Industrial Security (Download: https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\n\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
        "title": "General Recommendations"
      },
      {
        "category": "general",
        "text": "For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories",
        "title": "Additional Resources"
      },
      {
        "category": "legal_disclaimer",
        "text": "Siemens Security Advisories are subject to the terms and conditions contained in Siemens\u0027 underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter \"License Terms\"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens\u0027 Global Website (https://www.siemens.com/terms_of_use, hereinafter \"Terms of Use\"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.",
        "title": "Terms of Use"
      },
      {
        "category": "legal_disclaimer",
        "text": "All information products included in https://us-cert.cisa.gov/ics are provided \"as is\" for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained within. DHS does not endorse any commercial product or service, referenced in this product or otherwise. Further dissemination of this product is governed by the Traffic Light Protocol (TLP) marking in the header. For more information about TLP, see https://us-cert.cisa.gov/tlp/.",
        "title": "Legal Notice"
      },
      {
        "category": "other",
        "text": "This CISA CSAF advisory was converted from Siemens ProductCERT\u0027s CSAF advisory.",
        "title": "Advisory Conversion Disclaimer"
      },
      {
        "category": "other",
        "text": "Multiple",
        "title": "Critical infrastructure sectors"
      },
      {
        "category": "other",
        "text": "Worldwide",
        "title": "Countries/areas deployed"
      },
      {
        "category": "other",
        "text": "Germany",
        "title": "Company headquarters location"
      },
      {
        "category": "general",
        "text": "CISA recommends users take defensive measures to minimize the exploitation risk of this vulnerability.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Minimize network exposure for all control system devices and/or systems, and ensure they are not accessible from the internet.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Locate control system networks and remote devices behind firewalls and isolate them from business networks.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "When remote access is required, use more secure methods, such as Virtual Private Networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most recent version available. Also recognize VPN is only as secure as its connected devices.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets. Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.",
        "title": "Recommended Practices"
      },
      {
        "category": "general",
        "text": "Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.",
        "title": "Recommended Practices"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "central@cisa.dhs.gov",
      "name": "CISA",
      "namespace": "https://www.cisa.gov/"
    },
    "references": [
      {
        "category": "self",
        "summary": "SSA-779699: Two Incorrect Authorization Vulnerabilities in Mendix - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-779699.json"
      },
      {
        "category": "self",
        "summary": "SSA-779699: Two Incorrect Authorization Vulnerabilities in Mendix - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-779699.txt"
      },
      {
        "category": "self",
        "summary": "SSA-779699: Two Incorrect Authorization Vulnerabilities in Mendix - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-21-315-05 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2021/icsa-21-315-05.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-21-315-05 - Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-21-315-05"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/resources-tools/resources/ics-recommended-practices"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/topics/industrial-control-systems"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B"
      }
    ],
    "title": "Siemens Mendix Studio Pro",
    "tracking": {
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      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
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      },
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          "date": "2025-05-06T06:00:00.000000Z",
          "legacy_version": "Revision",
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      "status": "final",
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  },
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      "notes": [
        {
          "category": "summary",
          "text": "Applications built with affected versions of Mendix Studio Pro do not properly control write access for certain client actions. This could allow authenticated attackers to manipulate the content of System.FileDocument objects in some cases, regardless whether they have write access to it.",
          "title": "Summary"
        }
      ],
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          "summary": "CVE-2021-42025 - Mendix Applications using Mendix 9",
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        },
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          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2021-42025.json"
        }
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          "product_ids": [
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          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8"
        },
        {
          "category": "vendor_fix",
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          "product_ids": [
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          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9"
        },
        {
          "category": "workaround",
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          "product_ids": [
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        }
      ],
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            "version": "3.1"
          },
          "products": [
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            "CSAFPID-0002"
          ]
        }
      ],
      "title": "CVE-2021-42025"
    },
    {
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      "cwe": {
        "id": "CWE-863",
        "name": "Incorrect Authorization"
      },
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        {
          "category": "summary",
          "text": "Applications built with affected versions of Mendix Studio Pro do not properly control read access for certain client actions. This could allow authenticated attackers to retrieve the changedDate attribute of arbitrary objects, even when they don\u0027t have read access to them.",
          "title": "Summary"
        }
      ],
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          "url": "https://docs.mendix.com/releasenotes/studio-pro/8"
        },
        {
          "summary": "CVE-2021-42026 - Mendix Applications using Mendix 9",
          "url": "https://docs.mendix.com/releasenotes/studio-pro/9"
        },
        {
          "summary": "CVE-2021-42026 Mitre 5.0 json",
          "url": "https://cert-portal.siemens.com/productcert/mitre/CVE-2021-42026.json"
        }
      ],
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        {
          "category": "vendor_fix",
          "details": "Update to V8.18.13 or later version and redeploy your application",
          "product_ids": [
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          ],
          "url": "https://docs.mendix.com/releasenotes/studio-pro/8"
        },
        {
          "category": "vendor_fix",
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          "product_ids": [
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          ],
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        },
        {
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          "product_ids": [
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          ]
        }
      ],
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            "baseSeverity": "LOW",
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            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001",
            "CSAFPID-0002"
          ]
        }
      ],
      "title": "CVE-2021-42026"
    }
  ]
}

{
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  "cveTags": [],
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      "value": "A vulnerability has been identified in Mendix Applications using Mendix 8 (All versions \u003c V8.18.13), Mendix Applications using Mendix 9 (All versions \u003c V9.6.2). Applications built with affected versions of Mendix Studio Pro do not properly control read access for certain client actions. This could allow authenticated attackers to retrieve the changedDate attribute of arbitrary objects, even when they don\u0027t have read access to them."
    },
    {
      "lang": "es",
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    }
  ],
  "id": "CVE-2021-42026",
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  "metrics": {
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    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-779699.pdf"
    }
  ],
  "sourceIdentifier": "productcert@siemens.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ],
      "source": "productcert@siemens.com",
      "type": "Primary"
    }
  ]
}