NAS Navigator2 Windows version by BUFFALO INC.
Priority LOW 38CWE-428Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-428.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00168 6th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| BUFFALO INC. | NAS Navigator2 (Windows version only) | prior to Ver.3.12.0 | — | No fix listed | CNA |
- NAS Navigator2 (Windows version only) VendorBUFFALO INC. Affected prior to Ver.3.12.0 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-61871
- 2026-10-03 Alias added: GHSA-6348-w693-wj25
References
More BUFFALO INC. vulnerabilities
- TI-2021-03393 Path traversal in Buffalo WSR-2533DHPL2, Buffalo WSR-2533DHP3 KEVCVSS 3.1CRITICAL 9.8
- TI-2023-27920 An issue in Buffalo LS210D v.1.78-0.03 allows a remote attacker to execute arbitrary code… CVSS 3.1HIGH 8.1
- TI-2023-20705 An Issue in Buffalo America, Inc. CVSS 3.1HIGH 7.5
- TI-2023-26723 Command injection in the ping utility on Buffalo LS210D 1.78-0.03 allows a remote… CVSS 3.1HIGH 7.2
- TI-2018-09572 Incorrect access control in nasapi in Buffalo TS5600D1206 version 3.61-0.10 allows… CVSS 3.0CRITICAL 9.8
- TI-2024-15530 Plaintext storage of a password issue exists in BUFFALO wireless LAN routers, which may… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-61871 · CVE Program
- CVE-2025-61871 · NVD
- FIRST EPSS
- GHSA-6348-w693-wj25 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences