CVE-2021-22171 (GCVE-0-2021-22171)
Vulnerability from cvelistv5
Published
2021-01-15 15:10
Modified
2024-08-03 18:37
Severity ?
7.3 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
CWE
  • Improper authentication in GitLab
Summary
Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim's API token if they click on a maliciously crafted link
References
Impacted products
Vendor Product Version
GitLab GitLab Version: >=11.5.0, <13.5.6
Version: >=13.6.0, <13.6.4
Version: >=13.7.0, <13.7.2
 Create a notification for this product.
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T18:37:18.342Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/gitlab-pages/-/issues/262"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://hackerone.com/reports/718460"
          },
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22171.json"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "GitLab",
          "vendor": "GitLab",
          "versions": [
            {
              "status": "affected",
              "version": "\u003e=11.5.0, \u003c13.5.6"
            },
            {
              "status": "affected",
              "version": "\u003e=13.6.0, \u003c13.6.4"
            },
            {
              "status": "affected",
              "version": "\u003e=13.7.0, \u003c13.7.2"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Thanks [@ngalog](https://hackerone.com/ngalog) for reporting this vulnerability through our HackerOne bug bounty program"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim\u0027s API token if they click on a maliciously crafted link"
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper authentication in GitLab",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-01-15T15:10:39",
        "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "shortName": "GitLab"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://gitlab.com/gitlab-org/gitlab-pages/-/issues/262"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://hackerone.com/reports/718460"
        },
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22171.json"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@gitlab.com",
          "ID": "CVE-2021-22171",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "GitLab",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "\u003e=11.5.0, \u003c13.5.6"
                          },
                          {
                            "version_value": "\u003e=13.6.0, \u003c13.6.4"
                          },
                          {
                            "version_value": "\u003e=13.7.0, \u003c13.7.2"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "GitLab"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Thanks [@ngalog](https://hackerone.com/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": "Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim\u0027s API token if they click on a maliciously crafted link"
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper authentication in GitLab"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://gitlab.com/gitlab-org/gitlab-pages/-/issues/262",
              "refsource": "MISC",
              "url": "https://gitlab.com/gitlab-org/gitlab-pages/-/issues/262"
            },
            {
              "name": "https://hackerone.com/reports/718460",
              "refsource": "MISC",
              "url": "https://hackerone.com/reports/718460"
            },
            {
              "name": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22171.json",
              "refsource": "CONFIRM",
              "url": "https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22171.json"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
    "assignerShortName": "GitLab",
    "cveId": "CVE-2021-22171",
    "datePublished": "2021-01-15T15:10:39",
    "dateReserved": "2021-01-05T00:00:00",
    "dateUpdated": "2024-08-03T18:37:18.342Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-22171\",\"sourceIdentifier\":\"cve@gitlab.com\",\"published\":\"2021-01-15T16:15:13.517\",\"lastModified\":\"2024-11-21T05:49:38.340\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Insufficient validation of authentication parameters in GitLab Pages for GitLab 11.5+ allows an attacker to steal a victim\u0027s API token if they click on a maliciously crafted link\"},{\"lang\":\"es\",\"value\":\"Una comprobaci\u00f3n insuficiente de los par\u00e1metros de autenticaci\u00f3n en GitLab Pages para GitLab versiones 11.5+, permite a un atacante robar el token de la API de una v\u00edctima si hace clic en un enlace dise\u00f1ado con fines maliciosos\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"cve@gitlab.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N\",\"baseScore\":7.3,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.1,\"impactScore\":5.2},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N\",\"baseScore\":6.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":3.6}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:N/A:N\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-287\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"11.5.0\",\"versionEndExcluding\":\"13.5.6\",\"matchCriteriaId\":\"19F956E7-EBA6-4BA2-83A9-95E3492BD74C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"11.5.0\",\"versionEndExcluding\":\"13.5.6\",\"matchCriteriaId\":\"564FCF94-928E-44C8-83BC-DEA308BA28C0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"13.6.0\",\"versionEndExcluding\":\"13.6.4\",\"matchCriteriaId\":\"F36EF782-E1B3-4C84-8EC6-A3A159C3AB02\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"13.6.0\",\"versionEndExcluding\":\"13.6.4\",\"matchCriteriaId\":\"1D008652-E883-44CA-987F-A1B64F1B4349\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*\",\"versionStartIncluding\":\"13.7.0\",\"versionEndExcluding\":\"13.7.2\",\"matchCriteriaId\":\"E11B3DE6-9F69-44A1-A8C6-5747F07466AE\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*\",\"versionStartIncluding\":\"13.7.0\",\"versionEndExcluding\":\"13.7.2\",\"matchCriteriaId\":\"CA1FA034-49A4-49AF-95CC-8447B0F24C89\"}]}]}],\"references\":[{\"url\":\"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22171.json\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://gitlab.com/gitlab-org/gitlab-pages/-/issues/262\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Broken Link\"]},{\"url\":\"https://hackerone.com/reports/718460\",\"source\":\"cve@gitlab.com\",\"tags\":[\"Permissions Required\",\"Third Party Advisory\"]},{\"url\":\"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22171.json\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://gitlab.com/gitlab-org/gitlab-pages/-/issues/262\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Broken Link\"]},{\"url\":\"https://hackerone.com/reports/718460\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Permissions Required\",\"Third Party Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




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.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • 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.