fkie_cve-2021-39871
Vulnerability from fkie_nvd
Published
2021-10-04 17:15
Modified
2024-11-21 06:20
Severity ?
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Summary
In all versions of GitLab CE/EE since version 13.0, an instance that has the setting to disable Bitbucket Server import enabled is bypassed by an attacker making a crafted API call.
References
cve@gitlab.comhttps://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39871.jsonVendor Advisory
cve@gitlab.comhttps://gitlab.com/gitlab-org/gitlab/-/issues/340782Broken Link
cve@gitlab.comhttps://hackerone.com/reports/630263Permissions Required, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39871.jsonVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/gitlab/-/issues/340782Broken Link
af854a3a-2127-422b-91ae-364da2661108https://hackerone.com/reports/630263Permissions Required, Third Party Advisory
Impacted products
Vendor Product Version
gitlab gitlab *
gitlab gitlab *
gitlab gitlab *
gitlab gitlab *
gitlab gitlab 4.3.0
gitlab gitlab 4.3.0


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                     matchCriteriaId: "609D7DAD-8BB9-4AE1-984C-1739B812D868",
                     versionEndExcluding: "14.1.7",
                     versionStartIncluding: "13.0.0",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                     matchCriteriaId: "164E3D6C-24AB-411A-82BA-034B761C4423",
                     versionEndExcluding: "14.1.7",
                     versionStartIncluding: "13.0.0",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                     matchCriteriaId: "CAB23F69-59A2-430F-A082-A5F81A7A464C",
                     versionEndExcluding: "14.2.5",
                     versionStartIncluding: "14.2.0",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                     matchCriteriaId: "CD7E2FAA-308F-450F-8990-52A7DEB8ED00",
                     versionEndExcluding: "14.2.5",
                     versionStartIncluding: "14.2.0",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:4.3.0:*:*:*:community:*:*:*",
                     matchCriteriaId: "43C7D46F-A414-4818-B74C-547684E7B01D",
                     vulnerable: true,
                  },
                  {
                     criteria: "cpe:2.3:a:gitlab:gitlab:4.3.0:*:*:*:enterprise:*:*:*",
                     matchCriteriaId: "35B8762D-58EF-4F52-9C12-6CA842F2E195",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "In all versions of GitLab CE/EE since version 13.0, an instance that has the setting to disable Bitbucket Server import enabled is bypassed by an attacker making a crafted API call.",
      },
      {
         lang: "es",
         value: "En todas las versiones de GitLab CE/EE desde la versión 13.0, una instancia que tenga activada la opción de deshabilitar la importación de Bitbucket Server puede ser omitida por un atacante que realice una llamada a la API diseñada",
      },
   ],
   id: "CVE-2021-39871",
   lastModified: "2024-11-21T06:20:26.080",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "LOW",
               accessVector: "NETWORK",
               authentication: "SINGLE",
               availabilityImpact: "NONE",
               baseScore: 4,
               confidentialityImpact: "NONE",
               integrityImpact: "PARTIAL",
               vectorString: "AV:N/AC:L/Au:S/C:N/I:P/A:N",
               version: "2.0",
            },
            exploitabilityScore: 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: 4.3,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "NONE",
               integrityImpact: "LOW",
               privilegesRequired: "LOW",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
               version: "3.1",
            },
            exploitabilityScore: 2.8,
            impactScore: 1.4,
            source: "cve@gitlab.com",
            type: "Secondary",
         },
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "NONE",
               baseScore: 4.3,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "NONE",
               integrityImpact: "LOW",
               privilegesRequired: "LOW",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
               version: "3.1",
            },
            exploitabilityScore: 2.8,
            impactScore: 1.4,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2021-10-04T17:15:07.907",
   references: [
      {
         source: "cve@gitlab.com",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39871.json",
      },
      {
         source: "cve@gitlab.com",
         tags: [
            "Broken Link",
         ],
         url: "https://gitlab.com/gitlab-org/gitlab/-/issues/340782",
      },
      {
         source: "cve@gitlab.com",
         tags: [
            "Permissions Required",
            "Third Party Advisory",
         ],
         url: "https://hackerone.com/reports/630263",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Vendor Advisory",
         ],
         url: "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39871.json",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Broken Link",
         ],
         url: "https://gitlab.com/gitlab-org/gitlab/-/issues/340782",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Permissions Required",
            "Third Party Advisory",
         ],
         url: "https://hackerone.com/reports/630263",
      },
   ],
   sourceIdentifier: "cve@gitlab.com",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "NVD-CWE-noinfo",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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