Risk Letters

Exploited vulnerability

CVE-2021-22205

TLP:CLEAR

GitLab Community and Enterprise Editions Remote Code Execution Vulnerability

GitHub Community and Enterprise Editions that utilize the ability to upload images through GitLab Workhorse are vulnerable to remote code execution. Workhorse passes image file extensions through ExifTool, which improperly validates the image files.

Facts

  • Vendor: GitLab
  • Product: Community and Enterprise Editions
  • CVSS: 10
  • EPSS (probability of exploitation within 30 days): 99.7 %
  • On CISA's Known Exploited Vulnerabilities list since: 3 November 2021
  • First known exploitation: 3 November 2021
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 17 November 2021
  • Weakness: CWE-20
  • First seen by Risk Letters: 3 November 2021

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD