GIGABYTE BRIX UEFI firmware is not cryptographically signed
Priority MEDIUM 45CWE-345Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass, Information disclosure
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-345 and CWE-311.
Summary
GIGABYTE BRIX UEFI firmware does not cryptographically validate images prior to updating the system firmware. Additionally, the firmware updates are served over HTTP. An attacker can make arbitrary modifications to firmware images without being detected.
Why it matters now
EPSS 0.01576 75th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 |
|---|---|---|---|---|---|
| GIGABYTE | GB-BSi7H-6500 | F6 | — | No fix listed | CNA |
| GIGABYTE | GB-BXi7-5775 | F2 | — | No fix listed | CNA |
- GB-BSi7H-6500 VendorGIGABYTE Affected F6 Fixed in — No fix listed CNA
- GB-BXi7-5775 VendorGIGABYTE Affected F2 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:gigabyte:gb-bsi7h-6500_firmware:f6:*:*:*:*:*:*:* | f6 | Vulnerable | GIGABYTE |
| cpe:2.3:h:gigabyte:gb-bsi7h-6500:-:*:*:*:*:*:*:* | not specified by NVD | Running on | GIGABYTE |
| cpe:2.3:o:gigabyte:gb-bxi7-5775_firmware:f2:*:*:*:*:*:*:* | f2 | Vulnerable | GIGABYTE |
| cpe:2.3:h:gigabyte:gb-bxi7-5775:-:*:*:*:*:*:*:* | not specified by NVD | Running on | GIGABYTE |
- cpe:2.3:o:gigabyte:gb-bsi7h-6500_firmware:f6:*:*:*:*:*:*:* Versions f6 Vulnerable ·GIGABYTE
- cpe:2.3:h:gigabyte:gb-bsi7h-6500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·GIGABYTE
- cpe:2.3:o:gigabyte:gb-bxi7-5775_firmware:f2:*:*:*:*:*:*:* Versions f2 Vulnerable ·GIGABYTE
- cpe:2.3:h:gigabyte:gb-bxi7-5775:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·GIGABYTE
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2017-3198
- 2026-10-03 Alias added: GHSA-8mv4-x3gg-mm93
References
More GIGABYTE Gb-bsi7h-6500 Firmware vulnerabilities
- TI-2017-02402 GIGABYTE BRIX UEFI firmware fails to securely implement BIOS write protection CVSS 3.0CRITICAL 9.8
Sources
- CVE-2017-3198 · CVE Program
- CVE-2017-3198 · NVD
- FIRST EPSS
- GHSA-8mv4-x3gg-mm93 · 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