Description
An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.9 prior to 16.9.7, starting from 16.10 prior to 16.10.5, and starting from 16.11 prior to 16.11.2. A problem with the processing logic for Discord Integrations Chat Messages can lead to a regular expression DoS attack on the server.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 16.9 – < 16.9.7, 16.10 – < 16.10.5, 16.11 – < 16.11.2 | 16.9.7 |
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-2024-1073 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · May 7, 2024
References
- GitLab Issue #434821 issue-tracking permissions-required
- HackerOne Bug Bounty Report #2269012 technical-description exploit permissions-required