CVE-2021-22205: GitLab Community and Enterprise Editions Remote Code Execution Vulnerability

CVE-2021-22205 · Severity: critical · CVSS 10 · Exploited in the wild · Published 2021-11-03

GitLab Community and Enterprise Editions fail to properly validate image files passed to an internal file parser (ExifTool) via GitLab Workhorse. This flaw allows an unauthenticated remote attacker to execute arbitrary commands on the server by uploading a specially crafted image file.

Vendors: GitLab.

Quick answers

Is CVE-2021-22205 exploited in the wild?
Yes. CVE-2021-22205 is known to be exploited in the wild, first recorded on 3 November 2021. Treat it as urgent.
How severe is CVE-2021-22205?
Critical severity, with a CVSS score of 10, published 3 November 2021.
Which products and versions are affected?
GitLab GitLab Community Edition >=11.9, <13.8.8; >=13.9, <13.9.6; >=13.10, <13.10.3; GitLab GitLab Enterprise Edition >=11.9, <13.8.8; >=13.9, <13.9.6; >=13.10, <13.10.3.
Is there a fix for CVE-2021-22205?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2021-22205 attacked?
It is attacked over the network, in a network appliance.
Am I affected by CVE-2021-22205?
Check whether you run GitLab Community or GitLab Enterprise Editions. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • GitLab GitLab Community Edition >=11.9, <13.8.8; >=13.9, <13.9.6; >=13.10, <13.10.3
  • GitLab GitLab Enterprise Edition >=11.9, <13.8.8; >=13.9, <13.9.6; >=13.10, <13.10.3

Timeline

  • 2021-04-30: disclosed: Initial NVD analysis and disclosure
  • 2021-11-03: kev added: Added to CISA Known Exploited Vulnerabilities Catalog
  • 2021-11-03: other: Vulnerability reported as exploited in the wild

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