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Fencer Vulns
high 7.4

CVE-2024-42453 json

A vulnerability Veeam Backup & Replication allows low-privileged users to control and modify configurations on connected virtual infrastruc…

published 2024-12-04 23 mo ago modified 2026-06-17 4 mo ago also EUVD-2024-39888

cvss
7.4
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits
0
none known

Summary

A vulnerability Veeam Backup & Replication allows low-privileged users to control and modify configurations on connected virtual infrastructure hosts. This includes the ability to power off virtual machines, delete files in storage, and make configuration changes, potentially leading to Denial of Service (DoS) and data integrity issues. The vulnerability is caused by improper permission checks in methods accessed via management services.

Patch / fix

  • veeam veeam_backup_&_replication 12.3.0.310

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
23 mo ago

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 7.4 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
NVD 3.1 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Affected products

  • Veeam Backup & Replication

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.