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CVE record · CVE-2023-20578

Time-of-check time-of-use race condition in AMD EPYC™ 7001 Processors and others

CVSS 7.5 HighEPSS 0.0012 · 1st percentile

Published by the CVE Program (CNA: AMD) at 13 Aug 2024, 16:52 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
VendorProductVersions
AMD AMD EPYC™ 7001 Processors Package name: PI
  • unaffected NaplesPI 1.0.0.K PI
Other versions: affected
AMD AMD EPYC™ 7002 Processors
  • unaffected RomePI 1.0.0.G
Other versions: affected
AMD AMD EPYC™ 7003 Processors
  • unaffected MilanPI 1.0.0.B
Other versions: affected
AMD AMD EPYC™ 9004 Processors
  • unaffected GenoaPI 1.0.0.2
Other versions: affected
AMD AMD Ryzen™ 7000 Series Desktop Processors
  • unaffected ComboAM5 1.0.0.1
Other versions: affected
AMD AMD Ryzen™ Threadripper™ PRO 5000WX Processors
  • unaffected ChagallWSPI-sWRX8 1.0.0.7
Other versions: unaffected
AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
  • unaffected MendocinoPI-FT6 1.0.0.0
Other versions: affected
AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
  • unaffected RembrandtPI-FP7 1.0.0.9b
Other versions: affected
AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics
  • unaffected RembrandtPI-FP7 1.0.0.9b
Other versions: affected
AMD AMD EPYC™ Embedded 3000
  • unaffected SnowyOwl PI 1.1.0.A
Other versions: affected
AMD AMD EPYC™ Embedded 7002
  • unaffected EmbRomePI-SP3 1.0.0.A
Other versions: affected
AMD AMD EPYC™ Embedded 7003
  • unaffected EmbMilanPI-SP3 1.0.0.7
Other versions: affected
AMD AMD EPYC™ Embedded 9003
  • unaffected EmbGenoaPI-SP5 1.0.0.0
Other versions: affected
AMD AMD Ryzen™ Embedded 7000
  • unaffected EmbeddedAM5PI 1.0.0.0
Other versions: affected
AMD AMD RyzenTM Embedded V3000
  • unaffected EmbeddedPI-FP7r2 1.0.0.8
Other versions: affected
Identifiers
CVE-2023-20578
CNA
AMD
Weakness (CWE)
CWE-367
Tags
Published
13 Aug 2024
Updated
18 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

ScoreRatingCVSSVectorSource
7.5 High 3.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CNA (AMD)
  • CISA KEV Not listed.
  • EPSS 0.0012, the 1st 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

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.