RCE in GitLab
CVE-2023-5512
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.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.005 (40.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- GitLab — versions 16.3, 16.5, 16.6
Weakness classification (CWE)
References
- gitlab.com/gitlab-org/gitlab/-/issues/427827 (issue-tracking, permissions-required, Broken Link)
- hackerone.com/reports/2194607 (Permissions Required, technical-description, permissions-required, exploit)
Frequently asked questions
- What is CVE-2023-5512?
- CVE-2023-5512 is a medium-severity vulnerability in GitLab, classified under Code Injection. CVSS score: 4.8/10. Published 2023-12-15.
- How severe is CVE-2023-5512?
- Medium severity. CVSS v3 base score is 4.8 out of 10.