Auth bypass in GitLab
CVE-2023-4895
An issue has been discovered in GitLab EE affecting all versions starting from 12.0 to 16.7.6, all versions starting from 16.8 before 16.8.3, all versions starting from 16.9 before 16.9.1. This vulnerability allows for bypassing the 'group ip restriction' settings to access environment details of projects
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (28.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- GitLab — versions 16.9, 16.9.0, 12.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.com/gitlab-org/gitlab/-/issues/424766 (Permissions Required, issue-tracking, permissions-required)
- hackerone.com/reports/2134787 (Permissions Required, technical-description, permissions-required, exploit)
Frequently asked questions
- What is CVE-2023-4895?
- CVE-2023-4895 is a medium-severity vulnerability in GitLab, classified under Missing Authorization. CVSS score: 4.3/10. Published 2024-02-22.
- How severe is CVE-2023-4895?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2023-4895 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.