Improper access control in GitLab Enterprise Edition - CVE-2023-4379
Published: September 29, 2023
Vulnerability identifier: #VU81293
CSH Severity: Low
CVSS v4: 8.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-4379
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote administrator can bypass code owners approval by changing a MR's base branch.
Affected software
GitLab Enterprise Edition
How to mitigate CVE-2023-4379
Install updates from vendor's website.
GitLab Enterprise Edition - addressed in versions 16.2.8, 16.3.5, 16.4.1