{"id":"CVE-2023-3205","state":"PUBLISHED","title":"Inefficient Regular Expression Complexity in GitLab","description":"An issue has been discovered in GitLab affecting all versions starting from 15.11 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. An authenticated user could trigger a denial of service when importing or cloning malicious content.","publishedAt":"2023-09-01T10:01:26.675Z","updatedAt":"2025-11-20T04:07:03.335Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"GitLab"},"assigner":"GitLab","products":["GitLab GitLab"],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"15.11","status":"affected","lessThan":"16.1.5","versionType":"semver"},{"version":"16.2","status":"affected","lessThan":"16.2.5","versionType":"semver"},{"version":"16.3","status":"affected","lessThan":"16.3.1","versionType":"semver"}],"repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"]}],"references":["https://gitlab.com/gitlab-org/gitlab/-/issues/415067","https://hackerone.com/reports/2011464"],"weaknesses":["CWE-1333"],"ingestedAt":"2026-10-29T20:06:08.715Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/3xxx/CVE-2023-3205.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-3205","state":"PUBLISHED","datePublished":"2023-09-01T10:01:26.675Z","dateUpdated":"2025-11-20T04:07:03.335Z","assignerShortName":"GitLab","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateReserved":"2023-06-12T14:14:20.749Z"},"containers":{"cna":{"title":"Inefficient Regular Expression Complexity in GitLab","descriptions":[{"lang":"en","value":"An issue has been discovered in GitLab affecting all versions starting from 15.11 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. An authenticated user could trigger a denial of service when importing or cloning malicious content."}],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"15.11","status":"affected","lessThan":"16.1.5","versionType":"semver"},{"version":"16.2","status":"affected","lessThan":"16.2.5","versionType":"semver"},{"version":"16.3","status":"affected","lessThan":"16.3.1","versionType":"semver"}],"repo":"git://git@gitlab.com:gitlab-org/gitlab.git","cpes":["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"]}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/415067","name":"GitLab Issue #415067","tags":["issue-tracking"]},{"url":"https://hackerone.com/reports/2011464","name":"HackerOne Bug Bounty Report #2011464","tags":["technical-description","exploit","permissions-required"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1333","lang":"en","description":"CWE-1333: Inefficient Regular Expression Complexity","type":"CWE"}]}],"providerMetadata":{"shortName":"GitLab","orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateUpdated":"2025-11-20T04:07:03.335Z"},"solutions":[{"lang":"en","value":"Upgrade to versions 16.3.1, 16.2.5, 16.1.5 or above."}],"credits":[{"lang":"en","value":"Thanks [joaxcar](https://hackerone.com/joaxcar) for reporting this vulnerability through our HackerOne bug bounty program","type":"finder"}]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-07-24T13:18:58.862603Z","id":"CVE-2023-3205","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-09-18T13:14:25.137Z"}},{"title":"CVE Program Container","references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/415067","name":"GitLab Issue #415067","tags":["issue-tracking","x_transferred"]},{"url":"https://hackerone.com/reports/2011464","name":"HackerOne Bug Bounty Report #2011464","tags":["technical-description","exploit","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T06:48:08.280Z"}}]}}}