Vulnerability in Gitlab
CVE-2023-6680
An improper certificate validation issue in Smartcard authentication in GitLab EE affecting all versions from 11.6 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows an attacker to authenticate as another user given their public key if they use Smartcard authentication. Smartcard authentication is an experimental feature and has to be manually enabled by an administrator.
Vulnerability class: Improper Certificate Validation
EPSS: 0.004 (30.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Gitlab — versions 11.6, 16.5, 16.6
Weakness classification (CWE)
References
- cve@gitlab.com (issue-tracking, permissions-required, Broken Link)
Frequently asked questions
- What is CVE-2023-6680?
- CVE-2023-6680 is a high-severity vulnerability in Gitlab, classified under Improper Certificate Validation. CVSS score: 7.4/10. Published 2023-12-15.
- How severe is CVE-2023-6680?
- High severity. CVSS v3 base score is 7.4 out of 10.