Improper input validation in BUFFALO INC. BBR-4HG
Priority LOW 21CWE-20Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
Input validation issue in Buffalo BBR-4HG and and BBR-4MG broadband routers with firmware 1.00 to 1.48 and 2.00 to 2.07 allows an attacker to cause the device to become unresponsive via unspecified vectors.
Why it matters now
EPSS 0.00449 39th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| BUFFALO INC. | BBR-4HG | firmware 1.00 to 1.48; firmware 2.00 to 2.07 | — | No fix listed | CNA |
| BUFFALO INC. | BBR-4MG | firmware 1.00 to 1.48; firmware 2.00 to 2.07 | — | No fix listed | CNA |
- BBR-4HG VendorBUFFALO INC. Affected firmware 1.00 to 1.48; firmware 2.00 to 2.07 Fixed in — No fix listed CNA
- BBR-4MG VendorBUFFALO INC. Affected firmware 1.00 to 1.48; firmware 2.00 to 2.07 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:buffalo:bbr-4mg_firmware:*:*:*:*:*:*:*:* | 1.00 – 1.48; 2.00 – 2.07 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:bbr-4mg:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
| cpe:2.3:o:buffalo:bbr-4hg_firmware:*:*:*:*:*:*:*:* | 1.00 – 1.48; 2.00 – 2.07 | Vulnerable | BUFFALO INC. |
| cpe:2.3:h:buffalo:bbr-4hg:-:*:*:*:*:*:*:* | not specified by NVD | Running on | BUFFALO INC. |
- cpe:2.3:o:buffalo:bbr-4mg_firmware:*:*:*:*:*:*:*:* Versions 1.00 – 1.48; 2.00 – 2.07 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:bbr-4mg:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
- cpe:2.3:o:buffalo:bbr-4hg_firmware:*:*:*:*:*:*:*:* Versions 1.00 – 1.48; 2.00 – 2.07 Vulnerable ·BUFFALO INC.
- cpe:2.3:h:buffalo:bbr-4hg:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·BUFFALO INC.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-10897
- 2026-10-03 Alias added: GHSA-r464-cmf2-6xc5
References
Advisory 1
More BUFFALO INC. Bbr-4hg Firmware vulnerabilities
- TI-2017-07985 Cross-site scripting in BUFFALO INC. BBR-4HG CVSS 3.0MEDIUM 6.1
Sources
- CVE-2017-10897 · CVE Program
- CVE-2017-10897 · NVD
- FIRST EPSS
- GHSA-r464-cmf2-6xc5 · 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