CVE-2023-20591

Improper re-initialization of IOMMU during the DRTM event may permit an untrusted platform configuration to persist, allowing an attacker to read or modify hypervisor memory, potentially resulting in loss of confidentiality, integrity, and availability.

Score

CVSS 3.1 10.0 Critical

Status

Modified - psirt@amd.com

Published

2024-08-13

Last modified

2025-03-13

Weaknesses

CWE-665

Affected products

• Amd Epyc 7003 Series Processors (Amd)
• Amd Epyc 9004 Series Processors (Amd)
• Amd Epyc Embedded 7003 Series Processors (Amd)
• Amd Epyc Embedded 9003 Series Processors (Amd)
• Epyc 7003 Firmware (Amd)
• Epyc 7203 Firmware (Amd)
• Epyc 7203p Firmware (Amd)
• Epyc 72f3 Firmware (Amd)
• Epyc 7303 Firmware (Amd)
• Epyc 7303p Firmware (Amd)
• Epyc 7313 Firmware (Amd)
• Epyc 7313p Firmware (Amd)
• Epyc 7343 Firmware (Amd)
• Epyc 7373x Firmware (Amd)
• Epyc 73f3 Firmware (Amd)
• Epyc 7413 Firmware (Amd)
• Epyc 7443 Firmware (Amd)
• Epyc 7443p Firmware (Amd)
• Epyc 7453 Firmware (Amd)
• Epyc 7473x Firmware (Amd)
• Epyc 74f3 Firmware (Amd)
• Epyc 7513 Firmware (Amd)
• Epyc 7543 Firmware (Amd)
• Epyc 7543p Firmware (Amd)
• Epyc 7573x Firmware (Amd)
• Epyc 75f3 Firmware (Amd)
• Epyc 7643 Firmware (Amd)
• Epyc 7643p Firmware (Amd)
• Epyc 7663 Firmware (Amd)
• Epyc 7663p Firmware (Amd)
• Epyc 7713 Firmware (Amd)
• Epyc 7713p Firmware (Amd)
• Epyc 7763 Firmware (Amd)
• Epyc 7773x Firmware (Amd)
• Epyc 8024p Firmware (Amd)
• Epyc 8024pn Firmware (Amd)
• Epyc 8124p Firmware (Amd)
• Epyc 8124pn Firmware (Amd)
• Epyc 8224p Firmware (Amd)
• Epyc 8224pn Firmware (Amd)
• Epyc 8324p Firmware (Amd)
• Epyc 8324pn Firmware (Amd)
• Epyc 8434p Firmware (Amd)
• Epyc 8434pn Firmware (Amd)
• Epyc 8534p Firmware (Amd)
• Epyc 8534pn Firmware (Amd)
• Epyc 9003 Firmware (Amd)
• Epyc 9124 Firmware (Amd)
• Epyc 9174f Firmware (Amd)
• Epyc 9184x Firmware (Amd)
• Epyc 9224 Firmware (Amd)
• Epyc 9254 Firmware (Amd)
• Epyc 9274f Firmware (Amd)
• Epyc 9334 Firmware (Amd)
• Epyc 9354 Firmware (Amd)
• Epyc 9354p Firmware (Amd)
• Epyc 9374f Firmware (Amd)
• Epyc 9384x Firmware (Amd)
• Epyc 9454 Firmware (Amd)
• Epyc 9454p Firmware (Amd)
• Epyc 9474f Firmware (Amd)
• Epyc 9534 Firmware (Amd)
• Epyc 9554 Firmware (Amd)
• Epyc 9554p Firmware (Amd)
• Epyc 9634 Firmware (Amd)
• Epyc 9654 Firmware (Amd)
• Epyc 9654p Firmware (Amd)
• Epyc 9684x Firmware (Amd)
• Epyc 9734 Firmware (Amd)
• Epyc 9754 Firmware (Amd)
• Epyc 9754s Firmware (Amd)

References

• https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html