Main Vulnerability Database Vulnerabilities #VU75696

Improper access control in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2023-0756

Published: May 3, 2023

Vulnerability identifier: #VU75696

CSH Severity: Medium

CVSS v4: 7.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-0756

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 user can use the main branch of a repository with a specially designed name create repositories with malicious code.

Affected software

Gitlab Community Edition
GitLab Enterprise Edition

How to mitigate CVE-2023-0756

Install updates from vendor's website.

Gitlab Community Edition - addressed in versions 15.9.6, 15.10.5, 15.11.1
GitLab Enterprise Edition - addressed in versions 15.9.6, 15.10.5, 15.11.1

External References

https://about.gitlab.com/releases/2023/05/02/security-release-gitlab-15-11-1-released/

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