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CVE-2020-13333

A potential DOS vulnerability was discovered in GitLab versions 13.1, 13.2 and 13.3.

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 13.2.10, 13.3.7, 13.4.2
None on Exploit-DB, Metasploit or GitHub

Summary

A potential DOS vulnerability was discovered in GitLab versions 13.1, 13.2 and 13.3. The api to update an asset as a link from a release had a regex check which caused exponential number of backtracks for certain user supplied values resulting in high CPU usage.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • GitLab GitLab

    From 13.1 · fixed in 13.2.10; From 13.3.0 · fixed in 13.3.7; From 13.4.0 · fixed in 13.4.2

References 3

gitlab.com

hackerone.com