CVE-2023-20528

State: Published
Severity: 2.4 Low
Published: Jan 10, 2023
Updated: Apr 7, 2025
Reserved: Oct 27, 2022

Description

Insufficient input validation in the SMU may allow a physical attacker to exfiltrate SMU memory contents over the I2C bus potentially leading to a loss of confidentiality.

Scores

CVSS	Score	Vector	Source
3.1	2.4 Low	CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	CISA-ADP

Weaknesses

CWE-20 Improper Input Validation

Affected Products

Product	Versions
2nd Gen EPYCAMD	various Affected
3rd Gen EPYCAMD	various Affected

References

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032vendor-advisory

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