Main Vulnerability Database Vulnerabilities #VU47325

Improper access control in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2020-13335

Published: October 5, 2020

Vulnerability identifier: #VU47325

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-13335

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 insufficient check before account deletion. A remote attacker can bypass implemented security restrictions and delete an account while being the owner of a group.

Affected software

Gitlab Community Edition
GitLab Enterprise Edition

How to mitigate CVE-2020-13335

Install updates from vendor's website.

Gitlab Community Edition - addressed in versions 13.2.10, 13.3.7, 13.4.2
GitLab Enterprise Edition - addressed in versions 13.2.10, 13.3.7, 13.4.2

External References

https://about.gitlab.com/releases/2020/10/01/security-release-13-4-2-release/

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