Vulnerability-Lookup

FKIE_CVE-2021-39876

Vulnerability from fkie_nvd - Published: 2022-03-28 19:15 - Updated: 2024-11-21 06:20

Severity ?

4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Summary

In all versions of GitLab CE/EE since version 11.3, the endpoint for auto-completing Assignee discloses the members of private groups.

References

URL	Tags
cve@gitlab.com	https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39876.json	Vendor Advisory
cve@gitlab.com	https://gitlab.com/gitlab-org/gitlab/-/issues/29683	Exploit, Issue Tracking, Vendor Advisory
cve@gitlab.com	https://hackerone.com/reports/627507	Permissions Required, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39876.json	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://gitlab.com/gitlab-org/gitlab/-/issues/29683	Exploit, Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://hackerone.com/reports/627507	Permissions Required, Third Party Advisory

Impacted products

Vendor	Product	Version
gitlab	gitlab	*
gitlab	gitlab	*
gitlab	gitlab	*
gitlab	gitlab	*
gitlab	gitlab	*
gitlab	gitlab	*

JSON

To clipboard

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
              "matchCriteriaId": "D9BCF01E-CB5F-450A-B8A7-D9FFAF389F5A",
              "versionEndExcluding": "14.1.7",
              "versionStartIncluding": "11.3",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "5624D85C-0265-4D57-9054-E992F328DDFB",
              "versionEndExcluding": "14.1.7",
              "versionStartIncluding": "11.3.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
              "matchCriteriaId": "A3352A07-9A5A-4CA9-B6F6-71BA3A1D4F9C",
              "versionEndExcluding": "14.2.5",
              "versionStartIncluding": "14.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "CAAC78F3-28E1-4A0D-BA8A-78AE9393B988",
              "versionEndExcluding": "14.2.5",
              "versionStartIncluding": "14.2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
              "matchCriteriaId": "F2308ED7-163D-4ECD-AFDC-35E2A694273C",
              "versionEndExcluding": "14.3.1",
              "versionStartIncluding": "14.3.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "157A67E5-BAEB-4C73-A3D2-A9D8E189A15B",
              "versionEndExcluding": "14.3.1",
              "versionStartIncluding": "14.3.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In all versions of GitLab CE/EE since version 11.3, the endpoint for auto-completing Assignee discloses the members of private groups."
    },
    {
      "lang": "es",
      "value": "En todas las versiones de GitLab CE/EE desde versi\u00f3n 11.3, el endpoint para autocompletar la asignaci\u00f3n divulga los miembros de los grupos privados"
    }
  ],
  "id": "CVE-2021-39876",
  "lastModified": "2024-11-21T06:20:26.833",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 4.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "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": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/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": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2022-03-28T19:15:07.893",
  "references": [
    {
      "source": "cve@gitlab.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39876.json"
    },
    {
      "source": "cve@gitlab.com",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/29683"
    },
    {
      "source": "cve@gitlab.com",
      "tags": [
        "Permissions Required",
        "Third Party Advisory"
      ],
      "url": "https://hackerone.com/reports/627507"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39876.json"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/29683"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Permissions Required",
        "Third Party Advisory"
      ],
      "url": "https://hackerone.com/reports/627507"
    }
  ],
  "sourceIdentifier": "cve@gitlab.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2021-39876 (GCVE-0-2021-39876)

Vulnerability from cvelistv5 – Published: 2022-03-28 18:53 – Updated: 2024-08-04 02:20

Summary

In all versions of GitLab CE/EE since version 11.3, the endpoint for auto-completing Assignee discloses the members of private groups.

Severity ?

4.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CWE

Improper authorization in GitLab

Assigner

GitLab

References

URL

Tags

	https://gitlab.com/gitlab-org/gitlab/-/issues/29683	x_refsource_MISC
	https://hackerone.com/reports/627507	x_refsource_MISC
	https://gitlab.com/gitlab-org/cves/-/blob/master/…	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	GitLab	GitLab	Affected: >=11.3, <14.1.7 Affected: >=14.2, <14.2.5 Affected: >=14.3, <14.3.1

Credits

Thanks @ngalog for reporting this vulnerability through our HackerOne bug bounty program

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T02:20:33.669Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/29683"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/627507"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39876.json"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "GitLab",
          "vendor": "GitLab",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e=11.3, \u003c14.1.7"
            },
            {
              "status": "affected",
              "version": "\u003e=14.2, \u003c14.2.5"
            },
            {
              "status": "affected",
              "version": "\u003e=14.3, \u003c14.3.1"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Thanks @ngalog for reporting this vulnerability through our HackerOne bug bounty program"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In all versions of GitLab CE/EE since version 11.3, the endpoint for auto-completing Assignee discloses the members of private groups."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper authorization in GitLab",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-03-28T18:53:09",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/29683"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/627507"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39876.json"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@gitlab.com",
          "ID": "CVE-2021-39876",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "GitLab",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003e=11.3, \u003c14.1.7"
                          },
                          {
                            "version_value": "\u003e=14.2, \u003c14.2.5"
                          },
                          {
                            "version_value": "\u003e=14.3, \u003c14.3.1"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "GitLab"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Thanks @ngalog for reporting this vulnerability through our HackerOne bug bounty program"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "In all versions of GitLab CE/EE since version 11.3, the endpoint for auto-completing Assignee discloses the members of private groups."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper authorization in GitLab"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://gitlab.com/gitlab-org/gitlab/-/issues/29683",
              "refsource": "MISC",
              "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/29683"
            },
            {
              "name": "https://hackerone.com/reports/627507",
              "refsource": "MISC",
              "url": "https://hackerone.com/reports/627507"
            },
            {
              "name": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39876.json",
              "refsource": "CONFIRM",
              "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39876.json"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2021-39876",
    "datePublished": "2022-03-28T18:53:09",
    "dateReserved": "2021-08-23T00:00:00",
    "dateUpdated": "2024-08-04T02:20:33.669Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

FKIE_CVE-2021-39876

CVE-2021-39876 (GCVE-0-2021-39876)

Tags

Sightings

Nomenclature