PT-2018-18728 · Amd · Ryzen Mobile+3

Published 2018-03-22 · Updated 2019-10-03 · CVE-2018-8936

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips (affected versions not specified)

Description The issue allows for Platform Security Processor (PSP) privilege escalation in the affected processor chips.

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

Related Identifiers

CVE-2018-8936

Affected Products

Amd Epyc Server

Ryzen

Ryzen Mobile

Ryzen Pro

References · 5

• https://community.amd.com/community/amd-corporate/blog/2018/03/21/initial-amd-technical-assessment-of-cts-labs-research · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-8936 · Security Note
• https://blog.trailofbits.com/2018/03/15/amd-flaws-technical-summary · Note
• https://amdflaws.com · Note
• https://safefirmware.com/amdflaws_whitepaper.pdf · Note