Incorrect Regular Expression in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2024-2800
Published: August 8, 2024
Vulnerability identifier: #VU95531
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-2800
CWE-ID: CWE-185
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient input validation within RefMatcher when matching branch names using wildcards. A remote user can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.
Affected software
GitLab Enterprise Edition
Gitlab Community Edition
Gitlab Community Edition
How to mitigate CVE-2024-2800
Install updates from vendor's website.
GitLab Enterprise Edition - addressed in versions 17.0.6, 17.1.4, 17.2.2
Gitlab Community Edition - addressed in versions 17.0.6, 17.1.4, 17.2.2
Gitlab Community Edition - addressed in versions 17.0.6, 17.1.4, 17.2.2