{"id":"CVE-2023-6564","summary":"Incorrect Authorization in GitLab","details":"An issue has been discovered in GitLab EE Premium and Ultimate affecting versions 16.4.3, 16.5.3, and 16.6.1. In projects using subgroups to define who can push and/or merge to protected branches, there may have been instances in which subgroup members with the Developer role were able to push or merge to protected branches.","aliases":["BIT-gitlab-2023-6564"],"modified":"2026-08-27T11:30:21.919737052Z","published":"2024-02-08T11:30:52.438Z","database_specific":{"cna_assigner":"GitLab","cwe_ids":["CWE-863"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6564.json","unresolved_ranges":[{"extracted_events":[{"introduced":"16.4.3"},{"fixed":"16.4.4"},{"introduced":"16.5.3"},{"fixed":"16.5.4"},{"introduced":"16.6.1"},{"fixed":"16.6.2"}],"source":"AFFECTED_FIELD"}]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6564.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6564"},{"type":"REPORT","url":"https://gitlab.com/gitlab-com/gl-infra/production/-/issues/17213"},{"type":"PACKAGE","url":"git://git@gitlab.com:gitlab-org/gitlab.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.com/gitlab-org/gitlab","events":[{"introduced":"7de773390b4ddc765d102467a62e607aa9cfe1aa"},{"last_affected":"9aa991a5ee9f61bd890d5c9cbf57c665ff115e70"}],"database_specific":{"source":"CPE_STRING","cpe":["cpe:2.3:a:gitlab:gitlab:16.4.3:*:*:*:enterprise:*:*:*","cpe:2.3:a:gitlab:gitlab:16.5.3:*:*:*:enterprise:*:*:*","cpe:2.3:a:gitlab:gitlab:16.6.1:*:*:*:enterprise:*:*:*"],"extracted_events":[{"introduced":"16.4.3"},{"last_affected":"16.4.3"},{"introduced":"16.5.3"},{"last_affected":"16.5.3"},{"introduced":"16.6.1"},{"last_affected":"16.6.1"}]}}],"versions":["16.4.3","16.5.3","16.6.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-6564.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"}]}