{"id":"CVE-2023-2030","state":"PUBLISHED","title":"Improper Verification of Cryptographic Signature in GitLab","description":"An issue has been discovered in GitLab CE/EE affecting all versions from 12.2 prior to 16.5.6, 16.6 prior to 16.6.4, and 16.7 prior to 16.7.2 in which an attacker could potentially modify the metadata of signed commits.","publishedAt":"2024-01-12T13:57:06.694Z","updatedAt":"2025-11-20T04:06:38.255Z","severity":{"score":3.5,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N","source":"GitLab"},"assigner":"GitLab","products":["GitLab GitLab"],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"12.2","status":"affected","lessThan":"16.5.6","versionType":"semver"},{"version":"16.6","status":"affected","lessThan":"16.6.4","versionType":"semver"},{"version":"16.7","status":"affected","lessThan":"16.7.2","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/407252","https://hackerone.com/reports/1929929"],"weaknesses":["CWE-347"],"ingestedAt":"2026-10-29T20:05:52.290Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/2xxx/CVE-2023-2030.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-2030","state":"PUBLISHED","datePublished":"2024-01-12T13:57:06.694Z","dateUpdated":"2025-11-20T04:06:38.255Z","assignerShortName":"GitLab","assignerOrgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateReserved":"2023-04-13T18:20:57.328Z"},"containers":{"cna":{"title":"Improper Verification of Cryptographic Signature in GitLab","descriptions":[{"lang":"en","value":"An issue has been discovered in GitLab CE/EE affecting all versions from 12.2 prior to 16.5.6, 16.6 prior to 16.6.4, and 16.7 prior to 16.7.2 in which an attacker could potentially modify the metadata of signed commits."}],"affected":[{"vendor":"GitLab","product":"GitLab","defaultStatus":"unaffected","versions":[{"version":"12.2","status":"affected","lessThan":"16.5.6","versionType":"semver"},{"version":"16.6","status":"affected","lessThan":"16.6.4","versionType":"semver"},{"version":"16.7","status":"affected","lessThan":"16.7.2","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/407252","name":"GitLab Issue #407252","tags":["issue-tracking"]},{"url":"https://hackerone.com/reports/1929929","name":"HackerOne Bug Bounty Report #1929929","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:R/S:U/C:N/I:L/A:N","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE","baseScore":3.5,"baseSeverity":"LOW"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-347","lang":"en","description":"CWE-347: Improper Verification of Cryptographic Signature","type":"CWE"}]}],"providerMetadata":{"shortName":"GitLab","orgId":"ceab7361-8a18-47b1-92ba-4d7d25f6715a","dateUpdated":"2025-11-20T04:06:38.255Z"},"solutions":[{"lang":"en","value":"Upgrade to versions 16.5.6, 16.6.4, 16.7.2 or above."}],"credits":[{"lang":"en","value":"Thanks [lotsofloops](https://hackerone.com/lotsofloops) for reporting this vulnerability through our HackerOne bug bounty program","type":"finder"}]},"adp":[{"title":"CVE Program Container","references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/407252","name":"GitLab Issue #407252","tags":["issue-tracking","x_transferred"]},{"url":"https://hackerone.com/reports/1929929","name":"HackerOne Bug Bounty Report #1929929","tags":["technical-description","exploit","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T06:12:19.983Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-2030","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-01-31T19:51:56.372943Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-06-17T21:09:16.695Z"}}]}}}