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Vulnerability record · CVE-2017-3197 · published 9 July 2018

CVE-2017-3197: Gigabyte gb-bsi7h-6500 firmware improper input validation vulnerability

Gigabyte · Gb Bsi7h 6500 Firmware

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.

9.8 CVSS 3.0 Critical EPSS 5.6% · top 7.4% CWE-693 · CWE-693CWE-20 · Improper input validation
9.8CVSS 3.0 base score, v2 10.0
5.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
10References, 6 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/bid/97294 Third Party AdvisoryVDB Entry
https://github.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-001.md ExploitThird Party Advisory
https://github.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-002.md ExploitThird Party Advisory
https://www.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.html ExploitThird Party Advisory
https://www.kb.cert.org/vuls/id/507496 Third Party AdvisoryUS Government Resource
http://www.securityfocus.com/bid/97294 Third Party AdvisoryVDB Entry
https://github.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-001.md ExploitThird Party Advisory
https://github.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-002.md ExploitThird Party Advisory
https://www.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.html ExploitThird Party Advisory
https://www.kb.cert.org/vuls/id/507496 Third Party AdvisoryUS Government Resource

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Source: NIST National Vulnerability Database (record CVE-2017-3197), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.