CVE-2023-6680
Improper Certificate Validation in GitLab
8.1
HIGH
CVSS 3.1
EPSS 0.03%
Description
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.
How to fix CVE-2023-6680
To remediate CVE-2023-6680, upgrade the affected package to a fixed version below.
- —upgrade to 16.4.4 or later
Is CVE-2023-6680 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 11.6.0, < 16.4.4, >= 16.5.0, < 16.5.4, >= 16.6.0, < 16.6.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |