Description
An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.3 before 17.4.2, all versions starting from 17.5 before 17.5.4, all versions starting from 17.6 before 17.6.2. This issue allows an attacker to create a group with a name matching an existing unique Pages domain, potentially leading to domain confusion attacks.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 16.3 – < 17.4.2, 17.5 – < 17.5.4, 17.6 – < 17.6.2 | 17.4.2 |
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 3
- WID-SEC-2024-3453 GitLab: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 6, 2025
- 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 #498257 issue-tracking permissions-required
- HackerOne Bug Bounty Report #2759470 technical-description exploit permissions-required