Description
An issue has been discovered in GitLab CE/EE affecting all versions from 16.9 before 17.4.6, 17.5 before 17.5.4, and 17.6 before 17.6.2. By using a specific GraphQL query, under specific conditions an unauthorized user can retrieve branch names.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 16.9 – < 17.4.6, 17.5 – < 17.5.4, 17.6 – < 17.6.2 | 17.4.6 |
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 2
- NCSC-2024-0490 Kwetsbaarheden verholpen in GitLab NCSC-NL (Netherlands) · Dec 13, 2024
- WID-SEC-2024-3683 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 10, 2024
References
- GitLab Issue #480509 issue-tracking permissions-required
- HackerOne Bug Bounty Report #2666216 technical-description exploit permissions-required