CVE-2021-21488 (GCVE-0-2021-21488)
Vulnerability from cvelistv5
Published
2021-03-09 14:07
Modified
2024-08-03 18:16
Severity ?
6.5 (Medium) - CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
  • Insecure Deserialization
Summary
Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, 7.50 allows a remote attacker with basic privileges to deserialize user-controlled data without verification, leading to insecure deserialization which triggers the attacker’s code, therefore impacting Availability.
References
Impacted products
Vendor Product Version
SAP SE SAP NetWeaver Knowledge Management Version: < 7.01
Version: < 7.02
Version: < 7.30
Version: < 7.31
Version: < 7.40
Version: < 7.50
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:16:22.566Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://launchpad.support.sap.com/#/notes/2983436"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "SAP NetWeaver Knowledge Management",
          "vendor": "SAP SE",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 7.01"
            },
            {
              "status": "affected",
              "version": "\u003c 7.02"
            },
            {
              "status": "affected",
              "version": "\u003c 7.30"
            },
            {
              "status": "affected",
              "version": "\u003c 7.31"
            },
            {
              "status": "affected",
              "version": "\u003c 7.40"
            },
            {
              "status": "affected",
              "version": "\u003c 7.50"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, 7.50 allows a remote attacker with basic privileges to deserialize user-controlled data without verification, leading to insecure deserialization which triggers the attacker\u2019s code, therefore impacting Availability."
        }
      ],
      "metrics": [
        {
          "cvssV3_0": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Insecure Deserialization",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-03-09T14:07:10",
        "orgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd",
        "shortName": "sap"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://launchpad.support.sap.com/#/notes/2983436"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cna@sap.com",
          "ID": "CVE-2021-21488",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "SAP NetWeaver Knowledge Management",
                      "version": {
                        "version_data": [
                          {
                            "version_name": "\u003c",
                            "version_value": "7.01"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.02"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.30"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.31"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.40"
                          },
                          {
                            "version_name": "\u003c",
                            "version_value": "7.50"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "SAP SE"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, 7.50 allows a remote attacker with basic privileges to deserialize user-controlled data without verification, leading to insecure deserialization which triggers the attacker\u2019s code, therefore impacting Availability."
            }
          ]
        },
        "impact": {
          "cvss": {
            "baseScore": "6.5",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.0"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Insecure Deserialization"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107",
              "refsource": "MISC",
              "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"
            },
            {
              "name": "https://launchpad.support.sap.com/#/notes/2983436",
              "refsource": "MISC",
              "url": "https://launchpad.support.sap.com/#/notes/2983436"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd",
    "assignerShortName": "sap",
    "cveId": "CVE-2021-21488",
    "datePublished": "2021-03-09T14:07:10",
    "dateReserved": "2020-12-30T00:00:00",
    "dateUpdated": "2024-08-03T18:16:22.566Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-21488\",\"sourceIdentifier\":\"cna@sap.com\",\"published\":\"2021-03-09T15:15:15.130\",\"lastModified\":\"2024-11-21T05:48:28.453\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Knowledge Management versions 7.01, 7.02, 7.30, 7.31, 7.40, 7.50 allows a remote attacker with basic privileges to deserialize user-controlled data without verification, leading to insecure deserialization which triggers the attacker\u2019s code, therefore impacting Availability.\"},{\"lang\":\"es\",\"value\":\"Knowledge Management versiones 7.01, 7.02, 7.30, 7.31, 7.40, 7.50, permiten a un atacante remoto con privilegios b\u00e1sicos deserializar unos datos controlados por el usuario sin comprobaci\u00f3n, conllevando a una deserializaci\u00f3n no segura que desencadena el c\u00f3digo del atacante y, por lo tanto, afecta la Disponibilidad\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}],\"cvssMetricV30\":[{\"source\":\"cna@sap.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:N/I:N/A:P\",\"baseScore\":4.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-502\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sap:netweaver_knowledge_management:7.01:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7A00D98D-C347-4C9B-A794-6AE764FC7837\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sap:netweaver_knowledge_management:7.02:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"65915328-FCAE-4F39-9E81-1C5B0A8D68AE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sap:netweaver_knowledge_management:7.30:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"69E7BD55-6020-4CF5-9B1C-AAC6161403E0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sap:netweaver_knowledge_management:7.31:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F6A9823F-8736-44E1-8F51-7149236A85C2\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sap:netweaver_knowledge_management:7.40:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"67365283-2C5E-448E-A9F7-8AA033B57F67\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:sap:netweaver_knowledge_management:7.50:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"95298857-D440-4323-ACAE-A1097DBC5C13\"}]}]}],\"references\":[{\"url\":\"https://launchpad.support.sap.com/#/notes/2983436\",\"source\":\"cna@sap.com\",\"tags\":[\"Permissions Required\",\"Vendor Advisory\"]},{\"url\":\"https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107\",\"source\":\"cna@sap.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://launchpad.support.sap.com/#/notes/2983436\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Permissions Required\",\"Vendor Advisory\"]},{\"url\":\"https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.