CVE-2023-6159
Publication date 26 January 2024
Last updated 26 August 2025
Ubuntu priority
Description
An issue has been discovered in GitLab CE/EE affecting all versions from 12.7 prior to 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1 It was possible for an attacker to trigger a Regular Expression Denial of Service via a `Cargo.toml` containing maliciously crafted input.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| gitlab | 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release | |
| 20.04 LTS focal | Not in release | |
| 18.04 LTS bionic | Not in release | |
| 16.04 LTS xenial | Ignored not maintainable | |
| 14.04 LTS trusty | Not in release |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
6.5 · Medium
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
References
Other references
- https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released
- https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/
- https://gitlab.com/gitlab-org/gitlab/-/issues/431924
- https://hackerone.com/reports/2251278
- https://www.cve.org/CVERecord?id=CVE-2023-6159