Main Vulnerability Database Vulnerabilities #VU85322

Improper access control in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2023-4812

Published: January 12, 2024

Vulnerability identifier: #VU85322

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-4812

CWE-ID: CWE-284

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote user can bypass the required CODEOWNERS approval by adding changes to a previously approved merge request.

Affected software

GitLab Enterprise Edition
Gitlab Community Edition

How to mitigate CVE-2023-4812

Install updates from vendor's website.

GitLab Enterprise Edition - addressed in versions 16.5.5, 16.6.4, 16.7.2
Gitlab Community Edition - addressed in versions 16.5.5, 16.6.4, 16.7.2

External References

https://about.gitlab.com/releases/2024/01/11/critical-security-release-gitlab-16-7-2-released/

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