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[ CVE-2023-27532 · Published 10 Mar 2023 ]

Veeam Backup & Replication Cloud Connect Missing Authentication for Critical Function Vulnerability

Exploited · CISA KEV CVSS 7.5 EPSS 81%No fix listed yet

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2023-08-22
  • Known to be used in ransomware campaigns
  • EPSS: 81% chance of exploitation in the next 30 days (higher than 100% of CVEs)

[ Description ]Official description

Vulnerability in Veeam Backup & Replication component allows encrypted credentials stored in the configuration database to be obtained. This may lead to gaining access to the backup infrastructure hosts.

CISA: Veeam Backup & Replication Cloud Connect component contains a missing authentication for critical function vulnerability that allows an unauthenticated user operating within the backup infrastructure network perimeter to obtain encrypted credentials stored in the configuration database. This may lead to an attacker gaining access to the backup infrastructure hosts.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 12 Sep 2023): Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

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