fkie_cve-2021-39890
Vulnerability from fkie_nvd
Published
2021-12-06 18:15
Modified
2024-11-21 06:20
Severity ?
3.1 (Low) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
It was possible to bypass 2FA for LDAP users and access some specific pages with Basic Authentication in GitLab 14.1.1 and above.
References
cve@gitlab.comhttps://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39890.jsonThird Party Advisory
cve@gitlab.comhttps://gitlab.com/gitlab-org/gitlab/-/issues/341522Broken Link, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39890.jsonThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/gitlab/-/issues/341522Broken Link, Third Party Advisory
Impacted products
Vendor Product Version
gitlab gitlab *
gitlab gitlab *
gitlab gitlab 14.3.0
gitlab gitlab 14.3.0
gitlab gitlab 14.3.1
gitlab gitlab 14.3.1


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "7FE74A88-01A4-4A1E-A9AB-8CCE6144ED44",
                     versionEndExcluding: "14.1.7",
                     versionStartIncluding: "14.1.1",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "3EDBFD35-59F1-4F5A-83D6-5F705C1E6CF9",
                     versionEndExcluding: "14.2.5",
                     versionStartIncluding: "14.2.0",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:14.3.0:*:*:*:community:*:*:*",
                     matchCriteriaId: "3E754C1F-3FB2-4387-8523-19896FDE7A14",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:14.3.0:*:*:*:enterprise:*:*:*",
                     matchCriteriaId: "ED0EDF4C-4350-476E-A6C4-C2FEFC2078D8",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:14.3.1:*:*:*:community:*:*:*",
                     matchCriteriaId: "09C2D2FA-0C57-43B6-91E4-538748910E18",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:14.3.1:*:*:*:enterprise:*:*:*",
                     matchCriteriaId: "12127E60-FAFA-4D5F-B23D-F9D2B3C33EED",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "It was possible to bypass 2FA for LDAP users and access some specific pages with Basic Authentication in GitLab 14.1.1 and above.",
      },
      {
         lang: "es",
         value: "Era posible omitir el 2FA para usuarios de LDAP y acceder a algunas páginas específicas con autenticación básica en GitLab versiones 14.1.1 y posteriores",
      },
   ],
   id: "CVE-2021-39890",
   lastModified: "2024-11-21T06:20:29.100",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "HIGH",
            cvssData: {
               accessComplexity: "LOW",
               accessVector: "NETWORK",
               authentication: "NONE",
               availabilityImpact: "PARTIAL",
               baseScore: 7.5,
               confidentialityImpact: "PARTIAL",
               integrityImpact: "PARTIAL",
               vectorString: "AV:N/AC:L/Au:N/C:P/I:P/A:P",
               version: "2.0",
            },
            exploitabilityScore: 10,
            impactScore: 6.4,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: false,
         },
      ],
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "HIGH",
               attackVector: "NETWORK",
               availabilityImpact: "NONE",
               baseScore: 3.1,
               baseSeverity: "LOW",
               confidentialityImpact: "LOW",
               integrityImpact: "NONE",
               privilegesRequired: "LOW",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
               version: "3.1",
            },
            exploitabilityScore: 1.6,
            impactScore: 1.4,
            source: "cve@gitlab.com",
            type: "Secondary",
         },
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "HIGH",
               baseScore: 9.8,
               baseSeverity: "CRITICAL",
               confidentialityImpact: "HIGH",
               integrityImpact: "HIGH",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
               version: "3.1",
            },
            exploitabilityScore: 3.9,
            impactScore: 5.9,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2021-12-06T18:15:08.127",
   references: [
      {
         source: "cve@gitlab.com",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39890.json",
      },
      {
         source: "cve@gitlab.com",
         tags: [
            "Broken Link",
            "Third Party Advisory",
         ],
         url: "https://gitlab.com/gitlab-org/gitlab/-/issues/341522",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39890.json",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Broken Link",
            "Third Party Advisory",
         ],
         url: "https://gitlab.com/gitlab-org/gitlab/-/issues/341522",
      },
   ],
   sourceIdentifier: "cve@gitlab.com",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-287",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


Log in or create an account to share your comment.

Security Advisory comment format.

This schema specifies the format of a comment related to a security advisory.

UUIDv4 of the comment
UUIDv4 of the Vulnerability-Lookup instance
When the comment was created originally
When the comment was last updated
Title of the comment
Description of the comment
The identifier of the vulnerability (CVE ID, GHSA-ID, PYSEC ID, etc.).



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.
  • 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.