All vulnerabilities
CVE-2023-27532

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

Veeam Backup & Replication
Open in ThreatlineRecord JSON
CVSS
7.5High
ExploitationExploited in the wildAdded to KEV 22 Aug 2023. Known ransomware useCISA KEV
Exploit odds (EPSS)80.6%Chance of exploitation activity in the next 30 days, higher than 99% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version yet
Federal deadline12 Sep 2023Remediation due date for US federal agenciesCISA KEV
CISA required actionApply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. CISA KEV

What fixes it

No source in this snapshot names a fixed version.

Timeline

  1. 10 Mar 2023, 00:00 UTCPublishedCVE List
  2. 22 Aug 2023Added to CISA KEVCISA KEV
  3. 20 Oct 2026, 12:00 UTCFirst reported exploitedCISA advisories

Vendor and government advisories 1

Vendors that say their products are affected, and agencies that issued alerts. Check each for the fixed release of the product you run.

Reports 1

One outlet reports exploitation. Reports are not confirmation; each links to its source.

Description

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.

Text from CVE List

Affected versions 2

  • Veeam Backup & Replicationaffected: Fixed Versions: v12 (build 12.0.0.1420 P20230223)CVE List
  • Veeam Backup & Replicationaffected: 11a (build 11.0.1.1261 P20230227)CVE List

References 3