{"id":"UBUNTU-CVE-2024-2800","details":"ReDoS flaw in RefMatcher when matching branch names using wildcards in GitLab EE/CE affecting all versions from 11.3 prior to 17.0.6, 17.1 prior to 17.1.4, and 17.2 prior to 17.2.2 allows denial of service via Regex backtracking.","modified":"2025-10-24T05:06:43Z","published":"2024-08-08T11:15:00Z","upstream":["CVE-2024-2800"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-2800"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-2800"},{"type":"REPORT","url":"https://gitlab.com/gitlab-org/gitlab/-/issues/451293"},{"type":"REPORT","url":"https://hackerone.com/reports/2416332"}],"affected":[{"package":{"name":"gitlab","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/gitlab@8.5.8+dfsg-5?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.3+dfsg-9","8.4.3+dfsg-12","8.5.8+dfsg-5"],"ecosystem_specific":{"binaries":[{"binary_name":"gitlab","binary_version":"8.5.8+dfsg-5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-2800.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}