CVEs / CVE-2024-40711
CVE-2024-40711: Veeam Backup and Replication Deserialization Vulnerability
- Known exploited in the CISA KEV catalog since 17 Oct 2024
- critical 9.8 CVSS 3.1 (NVD)
- EPSS 90.3% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
Veeam Backup and Replication contains a deserialization vulnerability allowing an unauthenticated user to perform remote code execution.
Description
A deserialization of untrusted data vulnerability with a malicious payload can allow an unauthenticated remote code execution (RCE).
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Veeam Backup and Recovery | from 12.1.2, up to and including 12.1.2 | — |
| veeam backup_\&_replication | up to and including 12.2.0.334 | — |
Exploitation
| In CISA KEV since | 17 Oct 2024 |
|---|---|
| Due date for US federal agencies | 7 Nov 2024 |
| Used in ransomware campaigns | Known |
| Required action | Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. |
Severity
| CVSS 3.1 | 9.8 criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-502 |
References
- CVE-2024-40711 on NVD
- CVE-2024-40711 in the CISA KEV catalog
- https://www.veeam.com/kb4649 (cited by CISA)
- https://www.veeam.com/kb4649 Vendor Advisory
- https://labs.watchtowr.com/veeam-backup-response-rce-with-auth-but-mostly-without-auth-cve-2024-40711-2/ Exploit, Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40711 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.