CISA KEV · Known exploitedHigh

CVE-2023-27532

Veeam Backup & Replication

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.

CVSS
7.5
EPSS
77.6%
99.5% percentile
CISA KEV
Listed
Published
2023.03.11
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability77.6%
Technical severityCVSS 7.5

Vulnerability overview

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.

Affected product and versions

Product
Veeam Backup & Replication
Affected versions
Fixed Versions: v12 (build 12.0.0.1420 P20230223), 11a (build 11.0.1.1261 P20230227), < 11.0.1.1261, 11.0.1.1261, 12.0.0.1420
Fixed versions
11.0.1.1261

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Due date: 2023.09.12
  1. 1
    Identify

    Confirm that Veeam Backup & Replication and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
CWE-306
KEV added
2023.08.22
Ransomware use
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