An issue has been discovered in GitLab CE/EE affecting all versions starting from 14.1 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A malicious maintainer in a project can escalate other users to Owners in that project if they import members from another project that those other users are Owners of.
Weakness
A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Gitlab | Gitlab | 14.1.0 (including) | 15.10.8 (excluding) |
| Gitlab | Gitlab | 15.11.0 (including) | 15.11.7 (excluding) |
| Gitlab | Gitlab | 16.0.0 (including) | 16.0.2 (excluding) |
| Gitlab | Ubuntu | bionic | * |
| Gitlab | Ubuntu | esm-apps/xenial | * |
| Gitlab | Ubuntu | trusty | * |
| Gitlab | Ubuntu | xenial | * |
Potential Mitigations
References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2485.json
- https://gitlab.com/gitlab-org/gitlab/-/issues/407830
- https://hackerone.com/reports/1934811
- https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2485.json
- https://gitlab.com/gitlab-org/gitlab/-/issues/407830
- https://hackerone.com/reports/1934811