{
  "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/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "general",
        "text": "This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov",
        "title": "CISA Disclaimer"
      },
      {
        "category": "summary",
        "text": "Solid Edge is affected by multiple memory corruption vulnerabilities that could be triggered when the application reads specially crafted files in various formats such as IFC, OBJ or STP format. If a user is tricked to open a malicious file with the affected application, an attacker could leverage the vulnerability to crash the application or execute arbitrary code.\n\nSiemens has released several updates for Solid Edge SE2023 and recommends to update to the latest version.",
        "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: \nhttps://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\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 risk of exploitation 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 secure methods, such as Virtual Private Networks (VPNs), recognizing VPNs may have vulnerabilities and should be updated to the most current 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 at cisa.gov/ics. 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": "Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics 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"
      },
      {
        "category": "other",
        "text": "These vulnerabilities are not exploitable remotely.\u00a0",
        "title": "Exploitability"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "Email: CISAservicedesk@cisa.dhs.gov;\n Toll Free: 1-888-282-0870",
      "name": "CISA",
      "namespace": "https://www.cisa.gov/"
    },
    "references": [
      {
        "category": "self",
        "summary": "SSA-932528: Multiple File Parsing Vulnerabilities in Solid Edge - CSAF Version",
        "url": "https://cert-portal.siemens.com/productcert/csaf/ssa-932528.json"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-23-131-01 JSON",
        "url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2023/icsa-23-131-01.json"
      },
      {
        "category": "self",
        "summary": "SSA-932528: Multiple File Parsing Vulnerabilities in Solid Edge - HTML Version",
        "url": "https://cert-portal.siemens.com/productcert/html/ssa-932528.html"
      },
      {
        "category": "self",
        "summary": "SSA-932528: Multiple File Parsing Vulnerabilities in Solid Edge - PDF Version",
        "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-932528.pdf"
      },
      {
        "category": "self",
        "summary": "SSA-932528: Multiple File Parsing Vulnerabilities in Solid Edge - TXT Version",
        "url": "https://cert-portal.siemens.com/productcert/txt/ssa-932528.txt"
      },
      {
        "category": "self",
        "summary": "ICS Advisory ICSA-23-131-01 Web Version",
        "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-23-131-01"
      },
      {
        "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://us-cert.cisa.gov/ics/Recommended-Practices"
      },
      {
        "category": "external",
        "summary": "Recommended Practices",
        "url": "https://cisa.gov/ics"
      }
    ],
    "title": "Siemens Solid Edge",
    "tracking": {
      "current_release_date": "2023-05-09T00:00:00.000000Z",
      "generator": {
        "engine": {
          "name": "CISA CSAF Generator",
          "version": "1"
        }
      },
      "id": "ICSA-23-131-01",
      "initial_release_date": "2023-05-09T00:00:00.000000Z",
      "revision_history": [
        {
          "date": "2023-05-09T00:00:00.000000Z",
          "legacy_version": "1.0",
          "number": "1",
          "summary": "Publication Date"
        }
      ],
      "status": "interim",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:all/\u003cVX.223.0 Update 3",
                "product": {
                  "name": "Solid Edge SE2023",
                  "product_id": "CSAFPID-0001"
                }
              },
              {
                "category": "product_version_range",
                "name": "vers:all/\u003cVX.223.0 Update 2",
                "product": {
                  "name": "Solid Edge SE2023",
                  "product_id": "CSAFPID-0002"
                }
              }
            ],
            "category": "product_name",
            "name": "Solid Edge SE2023"
          }
        ],
        "category": "vendor",
        "name": "Siemens"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2023-0973",
      "cwe": {
        "id": "CWE-476",
        "name": "NULL Pointer Dereference"
      },
      "notes": [
        {
          "category": "summary",
          "text": "STEPTools v18SP1 ifcmesh library (v18.1) is affected due to a null pointer dereference, which could allow an attacker to deny application usage when reading a specially constructed file, resulting in an application crash. (ZDI-CAN-19429)",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0001"
        ]
      },
      "remediations": [
        {
          "category": "mitigation",
          "details": "Avoid to open untrusted files from unknown sources in Solid Edge",
          "product_ids": [
            "CSAFPID-0001"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Update to VX.223.0 Update 2 or later version",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://support.sw.siemens.com/"
        },
        {
          "category": "mitigation",
          "details": "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: \nhttps://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
          "product_ids": [
            "CSAFPID-0001"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 2.2,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0001"
          ]
        }
      ],
      "title": "CVE-2023-0973"
    },
    {
      "cve": "CVE-2023-30985",
      "cwe": {
        "id": "CWE-125",
        "name": "Out-of-bounds Read"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Affected applications contain an out of bounds read past the end of an allocated buffer while parsing a specially crafted OBJ file. This vulnerability could allow an attacker to disclose sensitive information. (ZDI-CAN-19426)",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0002",
          "CSAFPID-0001"
        ]
      },
      "remediations": [
        {
          "category": "mitigation",
          "details": "Avoid to open untrusted files from unknown sources in Solid Edge",
          "product_ids": [
            "CSAFPID-0002",
            "CSAFPID-0001"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Update to VX.223.0 Update 2 or later version",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://support.sw.siemens.com/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to VX.223.0 Update 3 or later version",
          "product_ids": [
            "CSAFPID-0002"
          ],
          "url": "https://support.sw.siemens.com/"
        },
        {
          "category": "mitigation",
          "details": "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: \nhttps://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
          "product_ids": [
            "CSAFPID-0002",
            "CSAFPID-0001"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0002",
            "CSAFPID-0001"
          ]
        }
      ],
      "title": "CVE-2023-30985"
    },
    {
      "cve": "CVE-2023-30986",
      "cwe": {
        "id": "CWE-119",
        "name": "Improper Restriction of Operations within the Bounds of a Memory Buffer"
      },
      "notes": [
        {
          "category": "summary",
          "text": "Affected applications contain a memory corruption vulnerability while parsing specially crafted STP files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-19561)",
          "title": "Summary"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-0002",
          "CSAFPID-0001"
        ]
      },
      "remediations": [
        {
          "category": "mitigation",
          "details": "Avoid to open untrusted files from unknown sources in Solid Edge",
          "product_ids": [
            "CSAFPID-0002",
            "CSAFPID-0001"
          ]
        },
        {
          "category": "vendor_fix",
          "details": "Update to VX.223.0 Update 2 or later version",
          "product_ids": [
            "CSAFPID-0001"
          ],
          "url": "https://support.sw.siemens.com/"
        },
        {
          "category": "vendor_fix",
          "details": "Update to VX.223.0 Update 3 or later version",
          "product_ids": [
            "CSAFPID-0002"
          ],
          "url": "https://support.sw.siemens.com/"
        },
        {
          "category": "mitigation",
          "details": "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: \nhttps://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
          "product_ids": [
            "CSAFPID-0002",
            "CSAFPID-0001"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-0002",
            "CSAFPID-0001"
          ]
        }
      ],
      "title": "CVE-2023-30986"
    }
  ]
}