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CVE-2017-3197

9.8 · CRITICAL

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.

Published Jul 9, 2018CWE-693EPSS 5.57%

Overview

CVE-2017-3197 is a critical-severity vulnerability. It was published on July 9, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.securityfocus.com/bid/97294GitHubgithub.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-001.mdGitHubgithub.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-002.mdRefwww.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.htmlRefwww.kb.cert.org/vuls/id/507496Refwww.securityfocus.com/bid/97294GitHubgithub.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-001.mdGitHubgithub.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-002.mdRefwww.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.htmlRefwww.kb.cert.org/vuls/id/507496

How CyberStrike helps

Frequently asked questions

What is CVE-2017-3197?

CVE-2017-3197 is a critical-severity vulnerability. It was published on July 9, 2018 and has a CVSS 3.0 base score of 9.8 (CRITICAL).

How severe is CVE-2017-3197?

This vulnerability has a CVSS 3.0 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2017-3197?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2017-3197?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-3197 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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