Vulnerability identifier: #VU58784

Vulnerability risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39918

CWE-ID: CWE-285

Exploitation vector: Network

Exploit availability: No

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

Vendor: GitLab, Inc

Description

The vulnerability allows a remote attacker to bypass authorization check.

The vulnerability exists due to incorrect authorization. A remote authenticated attacker can add comments to a vulnerability which cannot be accessed.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

GitLab Enterprise Edition: 11.1.0 - 14.5.1

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External links
http://about.gitlab.com/releases/2021/12/06/security-release-gitlab-14-5-2-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.