CVE-2023-20571

high-risk
Published 2023-11-14

A race condition in System Management Mode (SMM) code may allow an attacker using a compromised user space to leverage CVE-2018-8897 potentially resulting in privilege escalation.

Do I need to act?

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0.43% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10 High
NETWORK / HIGH complexity

Affected Products (20)

Ryzen 3 5100 Firmware
Ryzen 7 5700 Firmware
Ryzen 5 7500F Firmware
Ryzen 5 7600 Firmware
Ryzen 5 7600X Firmware
Ryzen 7 7700 Firmware
Ryzen 7 7700X Firmware
Ryzen 7 7800X3D Firmware
Ryzen 9 7900 Firmware
Ryzen 9 7900X Firmware
Ryzen 9 7900X3D Firmware
Ryzen 9 7950X Firmware
Ryzen 9 7950X3D Firmware

Affected Vendors

Amd

References (2)

Vendor Advisory https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4002
Vendor Advisory https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4002
54
/ 100
high-risk
Severity 24/34 · High
Exploitability 2/34 · Minimal
Exposure 28/34 · Critical