Improper Authentication in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2020-13307
Published: September 7, 2020
Vulnerability identifier: #VU46324
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-13307
CWE-ID: CWE-287
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 attacker to bypass authentication process.
The vulnerability exists due to the GitLab does not revoke current user sessions when 2 factor authentication is activated. A remote authenticated attacker can maintain their access.
How to mitigate CVE-2020-13307
Install updates from vendor's website.