Permissions, Privileges, and Access Controls in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2021-39944

 

Permissions, Privileges, and Access Controls in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2021-39944

Published: December 9, 2021


Vulnerability identifier: #VU58753
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-39944
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote authenticated attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions, which leads to security restrictions bypass and privilege escalation.


Affected software

GitLab Enterprise Edition
Gitlab Community Edition
Arch Linux

How to mitigate CVE-2021-39944

Install updates from vendor's website.

GitLab Enterprise Edition - addressed in versions 14.3.6, 14.4.4, 14.5.2
Gitlab Community Edition - addressed in versions 14.3.6, 14.4.4, 14.5.2

External References

Related Security Bulletins