CVE record · 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…

CVSS 6.5 MediumEPSS 0.0030 · 22nd percentile

Published by the CVE Program (CNA: AMD) at 13 Aug 2024, 16:53 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
AMD	AMD EPYC™ 7003 Series Processors	unaffected MilanPI 1.0.0.B PI Other versions: affected
AMD	AMD EPYC™ 9004 Series Processors	unaffected Genoa 1.0.0.8 Other versions: affected
AMD	AMD EPYC™ Embedded 7003 Series Processors	unaffected EmbMilanPI-SP3 1.0.0.7 Other versions: affected
AMD	AMD EPYC™ Embedded 9003 Series Processors	unaffected EmbGenoaPI-SP5 1.0.0.3 Other versions: affected

Identifiers: CVE-2023-20591
CNA: AMD
Weakness (CWE): CWE-665
Tags: AMD EPYC™ 7003 Series Processors
AMD EPYC™ 9004 Series Processors
AMD EPYC™ Embedded 7003 Series Processors
AMD EPYC™ Embedded 9003 Series Processors
CWE-665
Published: 13 Aug 2024
Updated: 13 Mar 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
6.5	Medium	3.1	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L	CNA (AMD)

CISA KEV Not listed.
EPSS 0.0030, the 22nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 13 Aug 2024. New records show when each source confirmed them.

Sources

References from the CNA

www.amd.com/en/resources/product-security/bulletin/amd-sb-3003.html vendor-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.