Auth bypass in GitLab
CVE-2023-5009
An issue has been discovered in GitLab EE affecting all versions starting from 13.12 before 16.2.7, all versions starting from 16.3 before 16.3.4. It was possible for an attacker to run pipeline jobs as an arbitrary user via scheduled security scan policies. This was a bypass of [CVE-2023-3932](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-3932) showing additional impact.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.097 (95.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.083 · newest: 0.097 · change: +0.014
Affected products
- GitLab — versions 13.12, 16.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.com/gitlab-org/gitlab/-/issues/425304 (issue-tracking, permissions-required, Broken Link)
- hackerone.com/reports/2147126 (Permissions Required, technical-description, permissions-required, exploit)
Frequently asked questions
- What is CVE-2023-5009?
- CVE-2023-5009 is a high-severity vulnerability in GitLab, classified under Incorrect Authorization. CVSS score: 8.2/10. Published 2023-09-19.
- How severe is CVE-2023-5009?
- High severity. CVSS v3 base score is 8.2 out of 10.
- Is CVE-2023-5009 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.