{"id":"CVE-2020-13293","aliases":["BIT-gitlab-2020-13293","EUVD-2020-5553","GHSA-6c6c-hp4f-xg67","UBUNTU-CVE-2020-13293"],"status":"published","title":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override...","description":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.","severity":{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01041,"percentile":0.64271,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-704"],"published":"2020-08-10T13:28:58Z","modified":"2026-10-30T10:30:18Z","fixes":[{"ecosystem":"Bitnami","package":"gitlab","fixed_in":["13.0.12","13.1.6","13.2.3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"gitlab","ranges":[{"type":"SEMVER","events":[{"introduced":"1.0.0"},{"fixed":"13.0.12"},{"introduced":"13.1.0"},{"fixed":"13.1.6"},{"introduced":"13.2.0"},{"fixed":"13.2.3"}]}]},{"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/202690","tags":["x_refsource_MISC","x_transferred","Broken Link","web","report"]},{"url":"https://hackerone.com/reports/790634","tags":["x_refsource_MISC","x_transferred","Permissions Required","Third Party Advisory","advisory","report"]},{"url":"https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13293.json","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-13293","tags":["web"]},{"url":"https://github.com/advisories/GHSA-6c6c-hp4f-xg67"},{"url":"https://ubuntu.com/security/CVE-2020-13293","tags":["report"]},{"url":"https://about.gitlab.com/releases/2020/08/05/gitlab-13-2-3-released/","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-13293","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-13293","description":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.","status":"published","published":"2020-08-10T13:28:58Z","modified":"2024-08-04T12:11:19.491Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:L","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:53.868619Z"}],"euvd":[{"id":"EUVD-2020-5553","description":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.","status":"published","published":"2020-08-10T13:28:58Z","modified":"2024-08-04T12:11:19Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:L","level":"medium"}],"updated_at":"2026-11-03T03:07:38.311662Z"}],"ghsa":[{"id":"GHSA-6c6c-hp4f-xg67","title":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override...","description":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.","status":"published","published":"2022-05-24T17:25:10Z","modified":"2023-01-29T05:03:29Z","cwes":["CWE-704"],"updated_at":"2026-11-02T14:45:19.964025Z"}],"nvd":[{"id":"CVE-2020-13293","description":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.","status":"published","published":"2020-08-10T14:15:12.907Z","modified":"2026-06-17T02:52:52.353Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","level":"high","assessor":"primary"},{"version":"2.0","score":5.5,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:10.994748Z"}],"osv":[{"id":"CVE-2020-13293","description":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.","status":"published","published":"2020-08-10T14:15:12.907Z","modified":"2026-10-30T10:30:18.987569806Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","level":"high"}],"updated_at":"2026-11-02T15:44:14.034736Z"},{"id":"UBUNTU-CVE-2020-13293","description":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.","status":"published","published":"2020-08-10T14:15:00Z","modified":"2025-10-24T04:48:30Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","level":"high"},{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:L","level":"medium"}],"updated_at":"2026-11-02T15:54:22.804634Z"},{"id":"BIT-gitlab-2020-13293","description":"In GitLab before 13.0.12, 13.1.6 and 13.2.3 using a branch with a hexadecimal name could override an existing hash.","status":"published","published":"2024-03-06T11:22:43.736Z","modified":"2026-09-08T08:47:36.927898049Z","updated_at":"2026-11-02T15:28:29.999658Z"}]}}