Vulnerability identifier: #VU75696

Vulnerability risk: Medium

CVSSv3.1: 6.2 [CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-0756

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Gitlab Community Edition
Universal components / Libraries / Software for developers
GitLab Enterprise Edition
Universal components / Libraries / Software for developers

Vendor: GitLab, Inc

Description

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.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 0.1.5 - 15.11.0

GitLab Enterprise Edition: 6.2.0 - 15.11.0

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

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.