Path Traversal in Barracuda Rmm
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.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.008 (53.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.008 · change: +0.000
Affected products
- Barracuda Rmm
- Barracuda Networks Rmm — versions 2025.1
Weakness classification (CWE)
References
- download.mw-rmm.barracudamsp.com/PDF/2025.1.1/RN_BRMM_2025.1.1_EN.pdf (vendor-advisory, Release Notes, patch)
- www.barracuda.com/products/msp/network-protection/rmm (Product, product)
- www.vulncheck.com/advisories/barracuda-rmm-service-center-net-remoting-path-tra… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2025-34395?
- CVE-2025-34395 is a high-severity vulnerability in Barracuda Rmm, classified under Path Traversal. CVSS score: 7.5/10. Published 2025-12-10.
- How severe is CVE-2025-34395?
- High severity. CVSS v3 base score is 7.5 out of 10.