Description
An issue has been discovered in GitLab CE/EE affecting all versions from 16.3 before 16.4.4, all versions starting from 16.5 before 16.5.4, all versions starting from 16.6 before 16.6.2. File integrity may be compromised when specific HTML encoding is used for file names leading for incorrect representation in the UI.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GitLab | GitLab | 16.3 – < 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 #427827 issue-tracking permissions-required
- HackerOne Bug Bounty Report #2194607 technical-description exploit permissions-required