CVE-2017-3198 Information

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 Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/97294 https://www.cylance.com/en_us/blog/gigabyte-brix-systems-vulnerabilities.html https://www.kb.cert.org/vuls/id/507496

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8