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CVE-2017-3197

GIGABYTE BRIX UEFI firmware fails to securely implement BIOS write protection

N/A

Published: July 9, 2018 at 07:00 PM UTC

Updated: June 17, 2026 at 01:17 AM UTC

4 products affected across 1 vendorGb BSI7H 6500 FirmwareGb Bxi7-5775 FirmwareGb-Bxi7-5775

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Severity

N/A

Exploit prediction

EPSS 6%

Description

GIGABYTE BRIX UEFI firmware for the GB-BSi7H-6500 (version F6) and GB-BXi7-5775 (version F2) platforms does not securely implement BIOSWE, BLE, SMM_BWP, and PRx features. As a result, the BIOS is not protected from arbitrary write access and may permit modifications to the SPI flash.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Gb BSI7H 6500 Firmware · Gigabyte

95%

gigabyte-gb-bsi7h-6500 (same device)

Gb Bxi7-5775 Firmware · Gigabyte

95%

F2f2

gigabyte-gb-bxi7-5775 (same device)

GB-BSi7H-6500 · Gigabyte

60%

Gb-Bxi7-5775 · Gigabytedevice

80%

All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB Entryx_refsource_BIDThird Party Advisory

Source: [email protected]

http://www.securityfocus.com/bid/97294

x_refsource_MISCExploitThird Party Advisory

Source: [email protected]

https://github.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-001.md

x_refsource_MISCExploitThird Party Advisory

Source: [email protected]

https://github.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-002.md

x_refsource_MISCExploitThird Party Advisory

Source: [email protected]

https://www.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.html

Third Party Advisoryx_refsource_CERT-VNUS Government Resource

Source: [email protected]

https://www.kb.cert.org/vuls/id/507496

CVSS

10HIGH[email protected]

Confidentiality: COMPLETE
Integrity: COMPLETE
Availability: COMPLETE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-693CWE-20

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