CVE-2023-2199
HIGH severity · CVSS 7.5 · CWE-1333
7.5CVSS HIGH
Summary
An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.0 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 Regular Expression Denial of Service was possible via sending crafted payloads to the preview_markdown endpoint.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)3%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2199.jsonAdvisory
- https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2199.jsonAdvisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/408272
- https://hackerone.com/reports/1943819Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/408272
- https://hackerone.com/reports/1943819Advisory
- https://gitlab.com/gitlab-org/gitlab/-/issues/408272