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Actively exploited · Published Apr 23, 2021 · Assigned by GitLab

CVE-2021-22205

Critical 10.0 Exploited Ransomware

In plain English

A critical-severity code injection in GitLab from GitLab. Attackers are actively exploiting it in the wild (listed by CISA on November 3, 2021). It has been used in ransomware campaigns. The chance it is exploited in the next 30 days is estimated at 99.7% (higher than 99.9% of all known vulnerabilities). Ready-made attack tooling exists: Metasploit, Nuclei, public proof-of-concept code. Apply updates per vendor instructions.

Severity (CVSS 3.1)10.0Critical
Exploit odds (30 days)99.7%top 0.0% of all CVEs
Exploited in the wildYesCISA KEV since Nov 3, 2021
Attack tooling3Metasploit, Nuclei, Public PoC

CISA guidance

Apply updates per vendor instructions.

Federal agencies must remediate by Nov 17, 2021.

Official description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 11.9. GitLab was not properly validating image files that were passed to a file parser which resulted in a remote command execution.

Affected products (as reported)

VendorProductVersions
GitLab GitLab >=11.9, <13.8.8>=13.9, <13.9.6>=13.10, <13.10.3

Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References