Improper access control in GitLab Enterprise Edition and Gitlab Community Edition - CVE-2021-39934
Published: December 9, 2021
Vulnerability identifier: #VU58778
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-39934
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 retrieve the service desk email address.
Affected software
GitLab Enterprise Edition
Gitlab Community Edition
Arch Linux
Gitlab Community Edition
Arch Linux
How to mitigate CVE-2021-39934
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
Gitlab Community Edition - addressed in versions 14.3.6, 14.4.4, 14.5.2