cyfenced.com →

[ CVE-2022-26500 · Published 17 Mar 2022 ]

Veeam Backup & Replication Remote Code Execution Vulnerability

Exploited · CISA KEV CVSS 8.8 EPSS 6%No fix listed yet

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2022-12-13
  • Known to be used in ransomware campaigns

[ Description ]Official description

Improper limitation of path names in Veeam Backup & Replication 9.5U3, 9.5U4,10.x, and 11.x allows remote authenticated users access to internal API functions that allows attackers to upload and execute arbitrary code.

CISA: The Veeam Distribution Service in the Backup & Replication application allows unauthenticated users to access internal API functions. A remote attacker can send input to the internal API which may lead to uploading and executing of malicious code.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 3 Jan 2023): Apply updates per vendor instructions.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References