Published:2025/10/10 Last Updated:2025/10/10
JVN#69099112
BUFFALO NAS Navigator2 registers a Windows service with an unquoted file path
Overview
NAS Navigator2 provided by BUFFALO INC. registers a Windows service with an unquoted file path.
Products Affected
- NAS Navigator2 (Windows version only) versions prior to Ver.3.12.0
Description
NAS Navigator2 provided by BUFFALO INC. contains the following vulnerability.
- Unquoted search path or element (CWE-428)
- CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N Base Score 8.4
- CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Base Score 6.7
- CVE-2025-61871
Impact
A user with the write permission on the root directory of the system drive may execute arbitrary code with SYSTEM privilege.
Solution
Update the Software
Update the software to the latest version according to the information provided by the developer.
Vendor Status
| Vendor | Status | Last Update | Vendor Notes |
|---|---|---|---|
| BUFFALO INC. | Vulnerable | 2025/10/10 | BUFFALO INC. website |
References
JPCERT/CC Addendum
Vulnerability Analysis by JPCERT/CC
Credit
Kazuma Matsumoto of GMO Cybersecurity by IERAE, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
Other Information
| JPCERT Alert |
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| JPCERT Reports |
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| CERT Advisory |
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| CPNI Advisory |
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| TRnotes |
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| CVE |
CVE-2025-61871 |
| JVN iPedia |
JVNDB-2025-000083 |