CVE-2023-20572

State: Published
Severity: 5.6 Medium
Published: Jun 26, 2026
Updated: Jun 26, 2026
Reserved: Oct 27, 2022

Description

An observable timing discrepancy in the ASP could allow a privileged attacker to perform a brute-force attack against the hash message authentication code, allowing the input of an arbitrary message, potentially leading to a loss of data integrity.

Scores

CVSS	Score	Vector	Source
4.0	5.6 Medium	CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N	AMD

Weaknesses

CWE-208 Observable timing discrepancy

Affected Products

Product	Versions
AMD Athlon™ 3000 Series Mobile Processors with Radeon™ GraphicsAMD	Picasso-FP5 1.0.1.1Not affected
AMD Athlon™ 3000 Series Mobile Processors with Radeon™ GraphicsAMD	Pollock-FT5 1.0.0.7Not affected
AMD Ryzen™ 5000 Series Processors with Radeon™ GraphicsAMD	Cezanne-FP6 1.0.1.0Not affected
AMD Ryzen™ 7030 Series Mobile processors with Radeon™ GraphicsAMD	Cezanne-FP6 1.0.1.0Not affected
AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ GraphicsAMD	Renoir-FP6 1.0.0.DNot affected
AMD Ryzen™ 6000 Series Processors with Radeon™ GraphicsAMD	Rembrandt-FP7 1.0.0.ANot affected
AMD Ryzen™ 7020 Series Processors with Radeon™ GraphicsAMD	MendocinoPI-FT6 1.0.0.6Not affected
AMD Athlon™ 3000 Series Desktop Processors with Radeon™ GraphicsAMD	ComboAM4v2PI 1.2.0.CANot affected
AMD Ryzen™ 5000 Series Desktop ProcessorsAMD	ComboAM4v2PI 1.2.0.CANot affected
AMD Ryzen™ 3000 Series Desktop ProcessorsAMD	ComboAM4v2PI 1.2.0.CANot affected ComboAM4PI 1.0.0.FNot affected
AMD Ryzen™ 4000 Series Desktop ProcessorsAMD	ComboAM4v2PI 1.2.0.CANot affected
AMD Ryzen™ 5000 Series Desktop ProcessorsAMD	ComboAM4v2PI 1.2.0.CANot affected
AMD Ryzen™ 8000 Series Desktop ProcessorsAMD	ComboAM5 1.0.0.7aNot affected
AMD Ryzen™ 7000 Series Desktop ProcessorsAMD	ComboAM5 1.0.0.7aNot affected
AMD Ryzen™ Threadripper™ 3000 Series ProcessorsAMD	CastlePeakPI-SP3r3 1.0.0.CNot affected
AMD Ryzen™ Threadripper™ PRO 3000WX Series ProcessorsAMD	CastlePeakWSPI-sWRX8 1.0.0.ENot affected
AMD Ryzen™ Threadripper™ PRO 5000 WX-Series ProcessorsAMD	ChagallWSPI-sWRX8 1.0.0.9Not affected
AMD Ryzen™ Threadripper™ 7000 ProcessorsAMD	StormPeakPI-SP6 1.1.0.0cNot affected
AMD Ryzen™ Threadripper™ PRO 7000WX-Series ProcessorsAMD	StormPeakPI-SP6 1.0.0.1eNot affected

References

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4012.html

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