Security features bypass in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2023-2181
Published: May 11, 2023
Vulnerability identifier: #VU76037
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-2181
CWE-ID: CWE-254
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GitLab, Inc
Affected software:
Gitlab Community Edition
GitLab Enterprise Edition
Gitlab Community Edition
GitLab Enterprise Edition
Detailed vulnerability description
The vulnerability allows a remote user to bypass implemented security restrictions.
The vulnerability exists due in the refs/replace feature. A malicious developer can smuggle content into a merge request which would not be visible during review in the UI.
How to mitigate CVE-2023-2181
Install updates from vendor's website.