Main Vulnerability Database Vulnerabilities #VU41137

Improper Authentication in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2020-13292

Published: August 10, 2020

Vulnerability identifier: #VU41137

CSH Severity: High

CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-13292

CWE-ID: CWE-287

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to an error in when processing authentication requests within the required email verification for the OAuth authorization code flow. A remote attacker can bypass authentication process and gain unauthorized access to the application.

Affected software

Gitlab Community Edition
GitLab Enterprise Edition

How to mitigate CVE-2020-13292

Install updates from vendor's website.

Gitlab Community Edition - addressed in versions 13.0.12, 13.1.6, 13.2.3
GitLab Enterprise Edition - addressed in versions 13.0.12, 13.1.6, 13.2.3

External References

https://about.gitlab.com/releases/2020/08/05/gitlab-13-2-3-released/

Related Security Bulletins