A vulnerability was discovered in GitLab versions before 13.1.10, 13.2.8 and 13.3.4. Due to improper verification of permissions, an unauthorized user can access a private repository within a public project.
Weakness
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Gitlab | Gitlab | 13.1.0 (including) | 13.1.10 (excluding) |
| Gitlab | Gitlab | 13.2.0 (including) | 13.2.8 (excluding) |
| Gitlab | Gitlab | 13.3.0 (including) | 13.3.4 (excluding) |
| Gitlab | Ubuntu | esm-apps/xenial | * |
| Gitlab | Ubuntu | upstream | * |
| Gitlab | Ubuntu | xenial | * |
Potential Mitigations
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/114.html
- https://cwe.mitre.org/data/definitions/115.html
- https://cwe.mitre.org/data/definitions/151.html
- https://cwe.mitre.org/data/definitions/194.html
- https://cwe.mitre.org/data/definitions/22.html
- https://cwe.mitre.org/data/definitions/57.html
- https://cwe.mitre.org/data/definitions/593.html
- https://cwe.mitre.org/data/definitions/633.html
- https://cwe.mitre.org/data/definitions/650.html
- https://cwe.mitre.org/data/definitions/94.html
References
- https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13303.json
- https://gitlab.com/gitlab-org/gitlab/-/issues/238887
- https://hackerone.com/reports/962231
- https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13303.json
- https://gitlab.com/gitlab-org/gitlab/-/issues/238887
- https://hackerone.com/reports/962231