fkie_cve-2021-21488
Vulnerability from fkie_nvd
Published
2021-03-09 15:15
Modified
2024-11-21 05:48
Severity ?
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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
cna@sap.comhttps://launchpad.support.sap.com/#/notes/2983436Permissions Required, Vendor Advisory
cna@sap.comhttps://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://launchpad.support.sap.com/#/notes/2983436Permissions Required, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107Vendor Advisory
Impacted products
Vendor Product Version
sap netweaver_knowledge_management 7.01
sap netweaver_knowledge_management 7.02
sap netweaver_knowledge_management 7.30
sap netweaver_knowledge_management 7.31
sap netweaver_knowledge_management 7.40
sap netweaver_knowledge_management 7.50


To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "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
            },
            {
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              "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
            },
            {
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              "matchCriteriaId": "95298857-D440-4323-ACAE-A1097DBC5C13",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "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"
    }
  ],
  "id": "CVE-2021-21488",
  "lastModified": "2024-11-21T05:48:28.453",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "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"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
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        "type": "Secondary"
      }
    ],
    "cvssMetricV31": [
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          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
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  },
  "published": "2021-03-09T15:15:15.130",
  "references": [
    {
      "source": "cna@sap.com",
      "tags": [
        "Permissions Required",
        "Vendor Advisory"
      ],
      "url": "https://launchpad.support.sap.com/#/notes/2983436"
    },
    {
      "source": "cna@sap.com",
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      "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"
    },
    {
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"
    }
  ],
  "sourceIdentifier": "cna@sap.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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