What is CVE-2024-40711?

CVE-2024-40711 is a critical-severity vulnerability in Veeam Backup And Recovery. 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.

Vulnerability 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).

EPSS: 0.727 (98.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/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

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2024-10-17. 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: 2024-11-07.

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

www.veeam.com/kb4649

Frequently asked questions

What is CVE-2024-40711?: CVE-2024-40711 is a critical-severity vulnerability in Veeam Backup And Recovery. 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.