CVE-2018-8935 Information

Description

The Promontory chipset as used in AMD Ryzen and Ryzen Pro platforms has a backdoor in the ASIC aka CHIMERA-HW.

CVSS Vector

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

Reference

https://amdflaws.com/ https://blog.trailofbits.com/2018/03/15/amd-flaws-technical-summary/ https://community.amd.com/community/amd-corporate/blog/2018/03/21/initial-amd-technical-assessment-of-cts-labs-research https://safefirmware.com/amdflaws_whitepaper.pdf

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.0