CVE-2017-3198: gigabyte gb-bsi7h-6500_firmware
CVSS: 10.0v2.0HighModified
Published 09-07-2018Last modified 05-08-2024
Vulnerability summary
CVE-2017-3198 is a high (CVSS 10.0) vulnerability in gigabyte gb-bsi7h-6500_firmware. EPSS estimates a 1.58% chance of exploitation in the next 30 days, higher than 75.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
10.0/10
010
High · v2.0 (NVD)EPSS score
1.58%
0%100%
Low · +0.20 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 09-07-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
2 scores · 1 source · 2 versionsCritical 9.8Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 10.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
1.58%
Chance of exploitation in the next 30 days
Percentile
75%
Versus all other CVEs
30-day change
+0.20 pp
From 1.38% on 21-09-2026
21-09-202621-10-2026
EPSS score1.58%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (cylance.com)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-345Insufficient Verification of Data AuthenticityThe product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.
- CWE-311Missing Encryption of Sensitive DataThe product does not encrypt sensitive or critical information before storage or transmission.
- CWE-347Improper Verification of Cryptographic SignatureThe product does not verify, or incorrectly verifies, the cryptographic signature for data.
Affected systems
Gigabyte2 products
- gb-bsi7h-6500_firmwareF6 | f6
- gb-bxi7-5775_firmwareF2 | f2
1 vendor · 2 products
References
3 links- www.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.htmlX Refsource MISCExploitThird Party Advisory