Vulnerability identifier: #VU57045

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-39874

CWE-ID: CWE-254

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 authenticated attacker to compromise the target system.

The vulnerability exists due to the requirement to enforce 2FA is not honored when using git commands.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 11.0 - 14.3.0

GitLab Enterprise Edition: 11.0.0 - 14.3.0

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External links
http://about.gitlab.com/releases/2021/09/30/security-release-gitlab-14-3-1-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.