# CVE-2024-40711

A deserialization of untrusted data vulnerability with a malicious payload can allow an unauthenticated remote code execution (RCE).

- Page: https://www.vulneraibility.com/cve/CVE-2024-40711
- CVSS: 9.8
- Known exploited: yes, in CISA KEV since 2024-10-17; CISA due date 2024-11-07; known ransomware use
- EPSS: 90.37%
- Unvetted proof-of-concept code on GitHub: 2 GitHub proofs of concept · 1 Nuclei template (first 2024-09-15)
- CISA SSVC: exploitation active, automatable yes, technical impact total (assessed 2024-10-29)
- Weakness: CWE-502
- Published: 2024-09-07

## Affected versions

- Veeam Backup and  Recovery: affected <= 12.1.2

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] https://www.veeam.com/kb4649
- [other] https://labs.watchtowr.com/veeam-backup-response-rce-with-auth-but-mostly-without-auth-cve-2024-40711-2/
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40711

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.