Auth bypass in Veeam Veeam_backup_\&_replication
CVE-2023-27532
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.
Vulnerability class: Broken Authentication
EPSS: 0.776 (99.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Veeam Veeam_backup_\&_replication — versions 11.0.1.1261, 12.0.0.1420
- N/a Veeam Backup & Replication — versions Fixed Versions: v12 (build 12.0.0.1420 P20230223), 11a (build 11.0.1.1261 P20230227)
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Known ransomware campaign use: yes.
Public proof-of-concept exploits
References
- support@hackerone.com (Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2023-27532?
- CVE-2023-27532 is a high-severity vulnerability in Veeam Veeam_backup_\&_replication, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2023-03-10.
- How severe is CVE-2023-27532?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-27532 known to be exploited?
- Yes. CVE-2023-27532 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-08-22), indicating it is being actively exploited. 17 public proof-of-concept repositories are indexed.