Incorrect Regular Expression in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2023-6682

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Main Vulnerability Database Vulnerabilities #VU89275

Incorrect Regular Expression in Gitlab Community Edition and GitLab Enterprise Edition - CVE-2023-6682

Published: May 9, 2024


Vulnerability identifier: #VU89275
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-6682
CWE-ID: CWE-185
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient input validation when processing regular expressions on Discord integrations. A remote user can pass specially crafted data to the application and perform regular expression denial of service (ReDos) attack.


Affected software

Gitlab Community Edition
GitLab Enterprise Edition

How to mitigate CVE-2023-6682

Install updates from vendor's website.

Gitlab Community Edition - addressed in versions 16.9.7, 16.10.5, 16.11.2
GitLab Enterprise Edition - addressed in versions 16.9.7, 16.10.5, 16.11.2

External References

Related Security Bulletins