Authenticated code execution in Veeam Backup & Replication



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2025-23120
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Backup & Replication
Server applications / Other server solutions

Vendor Veeam

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU105873

Risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-23120

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote authenticated domain user can pass specially crafted input to the application and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Backup & Replication: 12.0.0.1402 - 12.3.0.310

CPE2.3 External links

http://www.veeam.com/kb4724


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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