Improper input validation in Gigabyte Gb-Bsi7h-6500
CVE-2017-3197
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.056 (92.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.056 · newest: 0.056 · change: -0.001
Affected products
- Gigabyte Gb-Bsi7h-6500 — versions F6
- Gigabyte Gb-Bsi7h-6500 Firmware — versions f6
- Gigabyte Gb-Bxi7-5775 — versions F2
- Gigabyte Gb-Bxi7-5775 Firmware — versions f2
Weakness classification (CWE)
References
- github.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-001.md (Exploit, Third Party Advisory)
- github.com/CylanceVulnResearch/disclosures/blob/master/CLVA-2017-01-002.md (Exploit, Third Party Advisory)
- www.kb.cert.org/vuls/id/507496 (US Government Resource, Third Party Advisory, third-party-advisory)
- www.securityfocus.com/bid/97294 (VDB Entry, Third Party Advisory, vdb-entry)
- www.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.html (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-3197?
- CVE-2017-3197 is a critical-severity vulnerability in Gigabyte Gb-Bsi7h-6500, classified under Protection Mechanism Failure. CVSS score: 9.8/10. Published 2018-07-09.
- How severe is CVE-2017-3197?
- Critical severity. CVSS v3 base score is 9.8 out of 10.