CVE-2025-61871

State: Published
Severity: 8.4 High
Published: Oct 10, 2025
Updated: Oct 10, 2025
Reserved: Oct 2, 2025

Description

NAS Navigator2 Windows version by BUFFALO INC. registers a Windows service with an unquoted file path. A user with the write permission on the root directory of the system drive may execute arbitrary code with SYSTEM privilege.

Scores

CVSS	Score	Vector	Source
4.0	8.4 High	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	jpcert
3.0	6.7 Medium	CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	jpcert

Weaknesses

CWE-428 Unquoted search path or element

Affected Products

Product	Versions
NAS Navigator2 (Windows version only)BUFFALO INC.	prior to Ver.3.12.0Affected

References

https://www.buffalo.jp/news/detail/20251009-01.html
https://jvn.jp/en/jp/JVN69099112/

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