Permissions, Privileges, and Access Controls in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2021-39886
Published: October 5, 2021
Vulnerability identifier: #VU57051
CSH Severity: Low
CVSS v4: 2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-39886
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to sensitive information on the system.
The vulnerability exists due to the permissions rules were not applied while issues were moved between projects of the same group. A remote authenticated attacker can read confidential Epic references.
Affected software
Gitlab Community Edition
GitLab Enterprise Edition
GitLab Enterprise Edition
How to mitigate CVE-2021-39886
Install updates from vendor's website.
Gitlab Community Edition - update to 14.1.7
GitLab Enterprise Edition - update to 14.1.7
GitLab Enterprise Edition - update to 14.1.7