PT-2018-7247 · Gigabyte · Gigabyte Brix Uefi Firmware

Alex Matrosov · Published 2018-07-09 · Updated 2019-10-09 · CVE-2017-3198

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions: GIGABYTE BRIX UEFI firmware (affected versions not specified)

Description: The issue concerns the lack of cryptographic validation of images prior to updating the system firmware. Furthermore, firmware updates are served over HTTP, which allows an attacker to make arbitrary modifications to firmware images without being detected.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Insufficient Verification of Data Authenticity

Missing Encryption of Sensitive Data

Improper Verification of Cryptographic Signature

Weakness Enumeration

CWE-345

CWE-311

CWE-347

Related Identifiers

CVE-2017-3198

Affected Products

Gigabyte Brix Uefi Firmware

References · 5

• 🔥 https://cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.html · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2017-3198 · Security Note
• https://osv.dev/vulnerability/CVE-2017-3198 · Vendor Advisory
• https://kb.cert.org/vuls/id/507496 · Note
• http://securityfocus.com/bid/97294 · Note