CVE-2025-34394

CRITICAL

Barracuda Rmm < 2025.1.1 - Insecure Deserialization

Title source: rule

Description

Barracuda Service Center, as implemented in the RMM solution, in versions prior to 2025.1.1, exposes a .NET Remoting service that is insufficiently protected against deserialization of arbitrary types. This can lead to remote code execution.

References (3)

[Release Notes] https://download.mw-rmm.barracudamsp.com/PDF/2025.1.1/RN_BRMM_2025.1.1_EN.pdf

[Product] https://www.barracuda.com/products/msp/network-protection/rmm

[Third Party Advisory] https://www.vulncheck.com/advisories/barracuda-rmm-service-center-net-remoting-deserialization-rce

Scores

CVSS v3 9.8

EPSS 0.0050

EPSS Percentile 65.5%

Attack Vector NETWORK

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

Classification

CWE

CWE-502

Status published

Affected Products (1)

barracuda/rmm < 2025.1.1

Timeline

Published Dec 10, 2025

Tracked Since Feb 18, 2026