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CVE-2023-3909

CVE-2023-3909 · Inefficient Regular Expression Complexity in GitLab

This page contains facts from public vulnerability sources. Check the original advisory before updating.

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.3 before 16.3.6, all versions starting from 16.4 before 16.4.2, all versions starting from 16.5 before 16.5.1. A Regular Expression Denial of Service was possible by adding a large string in timeout input in gitlab-ci.yml file.

CVSS 4.3 · Medium · EPSS 0.6% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • gitlab

    Versions
    • ≥ 12.3, < 16.3.6: Affected (semver)
    • ≥ 16.4, < 16.4.2: Affected (semver)
    • ≥ 16.5, < 16.5.1: Affected (semver)

    Update to 16.3.6; Update to 16.4.2; Update to 16.5.1

  • gitlab Ubuntu:16.04:LTS

    Versions
    • 8.4.3+dfsg-9
    • 8.4.3+dfsg-12
    • 8.5.8+dfsg-5
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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