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FKIE_CVE-2020-7921

Vulnerability from fkie_nvd - Published: 2020-05-06 15:15 - Updated: 2026-06-17 03:25
Severity
4.6 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
5.3 (Medium) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
Summary
Improper serialization of internal state in the authorization subsystem in MongoDB Server's authorization subsystem permits a user with valid credentials to bypass IP whitelisting protection mechanisms following administrative action. This issue affects MongoDB Server v4.2 versions prior to 4.2.3; MongoDB Server v4.0 versions prior to 4.0.15; MongoDB Server v4.3 versions prior to 4.3.3and MongoDB Server v3.6 versions prior to 3.6.18.
References
cna@mongodb.comhttps://jira.mongodb.org/browse/SERVER-45472Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://jira.mongodb.org/browse/SERVER-45472Patch, Vendor Advisory
Impacted products
Vendor Product Version
mongodb mongodb *
mongodb mongodb *
mongodb mongodb *
mongodb mongodb *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "MongoDB Server",
          "vendor": "MongoDB Inc.",
          "versions": [
            {
              "lessThan": "4.2.3",
              "status": "affected",
              "version": "4.2",
              "versionType": "custom"
            },
            {
              "lessThan": "4.0.15",
              "status": "affected",
              "version": "4.0",
              "versionType": "custom"
            },
            {
              "lessThan": "3.6.18",
              "status": "affected",
              "version": "3.6",
              "versionType": "custom"
            },
            {
              "lessThan": "4.3.3",
              "status": "affected",
              "version": "4.3",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "cna@mongodb.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "072568FB-8F07-45D9-9012-DE87879E79BC",
              "versionEndExcluding": "3.6.18",
              "versionStartIncluding": "3.6.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "D8A24751-DF25-420F-95BA-39AC0528A61B",
              "versionEndExcluding": "4.0.15",
              "versionStartIncluding": "4.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8DF922DE-9B3A-4F75-86BE-D6883BD3BD5B",
              "versionEndExcluding": "4.2.3",
              "versionStartIncluding": "4.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A4258F05-4F2F-4F94-BDB5-2481D1A597AE",
              "versionEndExcluding": "4.3.3",
              "versionStartIncluding": "4.3.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper serialization of internal state in the authorization subsystem in MongoDB Server\u0027s authorization subsystem permits a user with valid credentials to bypass IP whitelisting protection mechanisms following administrative action. This issue affects MongoDB Server v4.2 versions prior to 4.2.3; MongoDB Server v4.0 versions prior to 4.0.15; MongoDB Server v4.3 versions prior to 4.3.3and MongoDB Server v3.6 versions prior to 3.6.18."
    },
    {
      "lang": "es",
      "value": "Una serializaci\u00f3n inapropiada del estado interno en el subsistema de autorizaci\u00f3n en el subsistema de autorizaci\u00f3n en MongoDB Server, permite a un usuario con credenciales no v\u00e1lidas omitir los mecanismos de protecci\u00f3n de lista blanca de IP despu\u00e9s de una acci\u00f3n administrativa. Este problema afecta a: MongoDB Inc. MongoDB Server versiones 4.2 anteriores a 4.2.3; versiones 4.0 anteriores a 4.0.15; versiones 4.3 anteriores a 4.3.3; versiones 3.6 anteriores a 3.6.18."
    }
  ],
  "id": "CVE-2020-7921",
  "lastModified": "2026-06-17T03:25:38.013",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 3.5,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.6,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.1,
        "impactScore": 2.5,
        "source": "cna@mongodb.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2020-7921",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-11-18T17:30:25.374875Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2020-05-06T15:15:11.880",
  "references": [
    {
      "source": "cna@mongodb.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://jira.mongodb.org/browse/SERVER-45472"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://jira.mongodb.org/browse/SERVER-45472"
    }
  ],
  "sourceIdentifier": "cna@mongodb.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-182"
        }
      ],
      "source": "cna@mongodb.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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