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CVE-2025-34395

Barracuda RMM < 2025.1.1 Service Center .NET Remoting Path Traversal RCE

Published: Dec 10, 2025Updated: Dec 23, 2025 Sources: CVE List NVDCWE-22
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.6%
Top 54.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-22

Affected Products

RMMBarracuda Networks
On-prem
Networking Infrastructure / firewall
rmmbarracuda
Mixed
Security Products / siem-soar
barracuda networkscommercialUSNetworking Infrastructureaka barracuda spam firewall, barracuda im firewall, rmm
barracudacommercialSecurity Productsaka rmm, email security gateway 300 firmware, email security gateway 400 firmware

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Collection
Discovery
View detailed technique mapping

References

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

Timeline

Published
Dec 10, 2025
Last Updated
Dec 23, 2025

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