CVE-2023-2181
MEDIUM severity · CVSS 6.3
6.3CVSS MEDIUM
Summary
An issue has been discovered in GitLab affecting all versions before 15.9.8, 15.10.0 before 15.10.7, and 15.11.0 before 15.11.3. A malicious developer could use a git feature called refs/replace to smuggle content into a merge request which would not be visible during review in the UI.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionRequired
Confidentiality impactLow
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)2%
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2181.jsonAdvisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/407859
- https://hackerone.com/reports/1938185
- https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2181.jsonAdvisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/407859
- https://hackerone.com/reports/1938185