{"id":"CVE-2020-13312","aliases":["BIT-gitlab-2020-13312","EUVD-2020-5572","GHSA-c5px-g3pm-787c","UBUNTU-CVE-2020-13312"],"status":"published","title":"A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab OAuth...","description":"A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab OAuth endpoint was vulnerable to brute-force attacks through a specific parameter.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00852,"percentile":0.58508,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-307","CWE-522"],"published":"2020-09-14T19:44:41Z","modified":"2026-10-30T10:30:54Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["13.1.10","13.2.8","13.3.4"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"7.7.0"},{"fixed":"13.1.10"},{"introduced":"13.2.0"},{"fixed":"13.2.8"},{"introduced":"13.3.0"},{"fixed":"13.3.4"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"gitlab","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.3+dfsg-9","8.4.3+dfsg-12","8.5.8+dfsg-5"]}],"products":[{"vendor":"gitlab","product":"gitlab"}],"references":[{"url":"https://gitlab.com/gitlab-org/gitlab/-/issues/29746","tags":["x_refsource_MISC","x_transferred","Broken Link","web","report"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13312.json","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13312","tags":["web"]},{"url":"https://github.com/advisories/GHSA-c5px-g3pm-787c"},{"url":"https://ubuntu.com/security/CVE-2020-13312","tags":["report"]},{"url":"https://about.gitlab.com/releases/2020/09/02/security-release-gitlab-13-3-3-released/","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-13312","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-13312","description":"A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. 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GitLab OAuth...","description":"A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab OAuth endpoint was vulnerable to brute-force attacks through a specific parameter.","status":"published","published":"2022-05-24T17:28:14Z","modified":"2023-01-29T05:04:02Z","cwes":["CWE-522"],"updated_at":"2026-11-02T14:45:27.507739Z"}],"nvd":[{"id":"CVE-2020-13312","description":"A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab OAuth endpoint was vulnerable to brute-force attacks through a specific parameter.","status":"published","published":"2020-09-14T20:15:11.08Z","modified":"2026-06-17T02:52:56.153Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:06:14.981587Z"}],"osv":[{"id":"CVE-2020-13312","description":"A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab OAuth endpoint was vulnerable to brute-force attacks through a specific parameter.","status":"published","published":"2020-09-14T20:15:11.08Z","modified":"2026-10-30T10:30:54.006513152Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:14.034736Z"},{"id":"UBUNTU-CVE-2020-13312","description":"A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab OAuth endpoint was vulnerable to brute-force attacks through a specific parameter.","status":"published","published":"2020-09-14T20:15:00Z","modified":"2025-10-24T04:48:30Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:22.804634Z"},{"id":"BIT-gitlab-2020-13312","description":"A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. GitLab OAuth endpoint was vulnerable to brute-force attacks through a specific parameter.","status":"published","published":"2024-03-06T11:22:21.182Z","modified":"2026-09-08T08:47:37.546623775Z","updated_at":"2026-11-02T15:28:29.999658Z"}]}}