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No exploitation reported

CVE-2017-3198

No exploitation reported by the sources we read.

  • Published2018-07-09
  • WeaknessCWE-311 · CWE-345 · CWE-347

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2018-07-0919:29CVE publishedNVD

Versions per branch

NVD
Gigabyte gb-bsi7h-6500 firmwareversion to verify
BranchAffectedFixed in
—= f6no fix published
Gigabyte gb-bxi7-5775 firmwareversion to verify
BranchAffectedFixed in
—= f2no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.09.8read 2026-10-23
  • NVDCVSS 2.010read 2026-10-23
  • CNAweakness (CWE)CWE-345known since 2026-10-23
  • NVDweakness (CWE)CWE-311, CWE-347read 2026-10-23
  • FIRST EPSSEPSS score1.6 %2026-11-08
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2018-07-09
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-8mv4-x3gg-mm93

Frequently asked questions

What is CVE-2017-3198?

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.

Is CVE-2017-3198 actively exploited?

Active exploitation of CVE-2017-3198 has not been confirmed. Its EPSS score was 1.6% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2017-3198?

CVE-2017-3198 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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