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High severity7.4NVD Advisory· Published Dec 15, 2023· Updated Jun 17, 2026

CVE-2023-6680

CVE-2023-6680

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • GitLab Inc./GitLabv52 versions
    cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*range: 11.6
    • cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*range: >=11.6,<16.4.4
  • GitLab Inc./gitlab-org/gitlab-eellm-fuzzy
    Range: from 11.6 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2
  • osv-coords
    pkg:bitnami/gitlab
    Range: >= 11.6.0, < 16.4.4

Patches

Vulnerability mechanics

References

1

News mentions

1