Deserialization in Veeam Backup And Recovery
CVE-2024-40711
A deserialization of untrusted data vulnerability with a malicious payload can allow an unauthenticated remote code execution (RCE).
Vulnerability class: Insecure Deserialization
EPSS: 0.902 (99.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Veeam Backup And Recovery — versions 12.1.2
- Veeam Veeam_backup_\&_replication
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 (Exploit, Third Party Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2024-40711?
- CVE-2024-40711 is a critical-severity vulnerability in Veeam Backup And Recovery, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2024-09-07.
- How severe is CVE-2024-40711?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2024-40711 known to be exploited?
- Yes. CVE-2024-40711 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-10-17), indicating it is being actively exploited. 14 public proof-of-concept repositories are indexed.