Improper Certificate Validation in GitLab Enterprise Edition - CVE-2023-6680
Published: December 14, 2023
Vulnerability identifier: #VU84412
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-6680
CWE-ID: CWE-295
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: GitLab, Inc
Affected software:
GitLab Enterprise Edition
GitLab Enterprise Edition
Detailed vulnerability description
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to improper certificate validation issue in Smartcard authentication. A remote attacker can authenticate as another user given their public key if they use Smartcard authentication.
How to mitigate CVE-2023-6680
Install updates from vendor's website.