Privilege escalation in GitLab



Published: 2023-07-05
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-3484
CWE-ID CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Gitlab Community Edition
Universal components / Libraries / Software for developers

GitLab Enterprise Edition
Universal components / Libraries / Software for developers

Vendor GitLab, Inc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU77999

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-2023-3484

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote user to modify group names.

The vulnerability exists due to unspecified error. A remote user can change the name or path of a public top-level group in certain situations and escalate privileges within the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 12.8.0 - 16.1.1

GitLab Enterprise Edition: 12.8.0 - 16.1.1

External links

http://about.gitlab.com/releases/2023/07/05/security-release-gitlab-16-1-2-released/


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.



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