Improper access control in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2021-39936

CSH
CYBERSECURITY HELP
Sign In REGISTER
 
Main Vulnerability Database Vulnerabilities #VU58782

Improper access control in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2021-39936

Published: December 9, 2021


Vulnerability identifier: #VU58782
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-39936
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 authenticated attacker can bypass implemented security restrictions and access a project's disabled wiki.


Affected software

Gitlab Community Edition
GitLab Enterprise Edition
Arch Linux

How to mitigate CVE-2021-39936

Install updates from vendor's website.

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

External References

Related Security Bulletins