{"id":"CVE-2021-22254","state":"PUBLISHED","title":"Under very specific conditions a user could be impersonated using Gitlab shell. This vulnerability affects GitLab CE/EE 13.1 and later through 14.1.2, 14.0.7 and 13.12.9.","description":"Under very specific conditions a user could be impersonated using Gitlab shell. This vulnerability affects GitLab CE/EE 13.1 and later through 14.1.2, 14.0.7 and 13.12.9.","publishedAt":"2021-08-20T17:37:29.000Z","updatedAt":"2024-08-03T18:37:18.539Z","severity":{"score":3.1,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","source":"GitLab"},"assigner":"GitLab","products":["GitLab GitLab"],"affected":[{"vendor":"GitLab","product":"GitLab","versions":[{"version":">=13.1, <13.12.9","status":"affected"},{"version":">=14.0, <14.0.7","status":"affected"},{"version":">=14.1, <14.1.2","status":"affected"}]}],"references":["https://gitlab.com/gitlab-org/gitlab/-/issues/300265","https://hackerone.com/reports/1087806","https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22254.json"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:02.192Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/22xxx/CVE-2021-22254.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-22254","state":"PUBLISHED","datePublished":"2021-08-20T17:37:29.000Z","dateUpdated":"2024-08-03T18:37:18.539Z","assignerShortName":"GitLab","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateReserved":"2021-01-05T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Under very specific conditions a user could be impersonated using Gitlab shell. This vulnerability affects GitLab CE/EE 13.1 and later through 14.1.2, 14.0.7 and 13.12.9."}],"affected":[{"vendor":"GitLab","product":"GitLab","versions":[{"version":">=13.1, <13.12.9","status":"affected"},{"version":">=14.0, <14.0.7","status":"affected"},{"version":">=14.1, <14.1.2","status":"affected"}]}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/300265","tags":["x_refsource_MISC"]},{"url":"https://hackerone.com/reports/1087806","tags":["x_refsource_MISC"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22254.json","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"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"}}],"problemTypes":[{"descriptions":[{"description":"Improper encoding or escaping of output in GitLab","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"GitLab","dateUpdated":"2021-08-20T17:37:29.000Z","orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a"},"credits":[{"lang":"en","value":"Thanks ledz1996 for reporting this vulnerability through our HackerOne bug bounty program"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@gitlab.com","ID":"CVE-2021-22254","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"GitLab","version":{"version_data":[{"version_value":">=13.1, <13.12.9"},{"version_value":">=14.0, <14.0.7"},{"version_value":">=14.1, <14.1.2"}]}}]},"vendor_name":"GitLab"}]}},"credit":[{"lang":"eng","value":"Thanks ledz1996 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":"Under very specific conditions a user could be impersonated using Gitlab shell. This vulnerability affects GitLab CE/EE 13.1 and later through 14.1.2, 14.0.7 and 13.12.9."}]},"impact":{"cvss":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"Improper encoding or escaping of output in GitLab"}]}]},"references":{"reference_data":[{"name":"https://gitlab.com/gitlab-org/gitlab/-/issues/300265","refsource":"MISC","url":"https://gitlab.com/gitlab-org/gitlab/-/issues/300265"},{"name":"https://hackerone.com/reports/1087806","refsource":"MISC","url":"https://hackerone.com/reports/1087806"},{"name":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22254.json","refsource":"CONFIRM","url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22254.json"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/300265","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://hackerone.com/reports/1087806","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22254.json","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T18:37:18.539Z"}}]}}}