CVE Catalog

CVE-2023-20579

MediumCVSS 6.0
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.16%

6th percentile - higher than 6% of all known CVEs

Summary

A flaw in the AMD SPI protection feature allows a user with Ring0 (kernel mode) privileges to bypass protections, potentially resulting in loss of integrity and availability.

Risk Assessment

An attacker with kernel access can compromise system integrity and availability, potentially enabling further attacks or permanent damage.

Recommendation

Apply firmware/software updates provided by AMD that address this issue. Restrict kernel-mode access to trusted processes only.

Related vulnerabilities

Original NVD description (English source)

Improper Access Control in the AMD SPI protection feature may allow a user with Ring0 (kernel mode) privileged access to bypass protections potentially resulting in loss of integrity and availability.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS