Description
A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 16.0 – < 16.4.4, 16.5 – < 16.5.4, 16.6 – < 16.6.2 | 16.4.4 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | gitlab | No fix yet | — |
Advisories 1
- WID-SEC-2023-3153 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 13, 2023
References
- GitLab Issue #418878 issue-tracking
- HackerOne Bug Bounty Report #2058934 technical-description exploit permissions-required