CVE-2025-34395: rmm Path Traversal (CVSS 7.5)

Description

Barracuda Service Center, as implemented in the RMM solution, in versions prior to 2025.1.1, exposes a .NET Remoting service in which an unauthenticated attacker can invoke a method vulnerable to path traversal to read arbitrary files. This vulnerability can be escalated to remote code execution by retrieving the .NET machine keys.

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CVSS v3.1 Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Weakness Type (CWE)

CWE-22 Path Traversal

Affected Products

Vendor	Product	Versions
barracuda	rmm	< 2025.1.1

References

Other References

https://download.mw-rmm.barracudamsp.com/PDF/2025.1.1/RN_BRMM_2025.1.1_EN.pdf https://www.barracuda.com/products/msp/network-protection/rmm https://www.vulncheck.com/advisories/barracuda-rmm-service-center-net-remoting-path-traversal-rce

Frequently Asked Questions

What is CVE-2025-34395? +

Barracuda Service Center, as implemented in the RMM solution, in versions prior to 2025.1.1, exposes a .NET Remoting service in which an unauthenticated attacker can invoke a method vulnerable to path traversal to read arbitrary files. This vulnerability can be escalated to remote code execution by retrieving the .NET machine keys. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-34395? +

CVE-2025-34395 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-34395? +

CVE-2025-34395 affects products from barracuda, specifically: rmm. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-34395? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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