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CVE record · CVE-2023-20599

Improper register access control in ASP may allow a privileged attacker to perform unauthorized access to ASP’s Crypto Co-Processor (CCP) registers from x86 resulting in potential loss of control of…

CVSS 7.9 HighEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: AMD) at 10 Jun 2025, 16:15 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™ 7002 Series Processors
  • unaffected RomePI 100H SEV 0.24.19 [hex 00.18.13]
Other versions: affected
AMD AMD Ryzen™ Threadripper™ 3000 Processors
  • unaffected CastlePeakPI-SP3r3_1.0.0.F
Other versions: affected
AMD AMD Ryzen™ Threadripper™ PRO 3000 WX Processors
  • unaffected ChagallWSPI-sWRX8 1.0.0.C
  • unaffected CastlePeakWSPI-sWRX8 1.0.0.H
Other versions: affected
AMD AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics
  • unaffected PicassoPI-FP5_1.0.1.2c
Other versions: affected
AMD AMD EPYC™ Embedded 7002 Series Processors
  • unaffected EmbRomePI-SP3 1.0.0.B
Other versions: affected
AMD AMD EPYC™ Embedded 7003 Series Processors
  • unaffected EmbMilanPI-SP3 1.0.0.8
Other versions: affected
AMD AMD Ryzen™ Embedded R1000 Series Processors
  • unaffected EmbeddedPI-FP5 1211
Other versions: affected
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
  • unaffected EmbeddedPI-FP5 1211
Other versions: affected
AMD AMD Ryzen™ Embedded R2000 Series Processors
  • unaffected EmbeddedR2KPI-FP5 1006
Other versions: affected
AMD AMD Ryzen™ Embedded V1000 Series Processors
  • unaffected EmbeddedPI-FP5 1211 RC1
Other versions: affected
Identifiers
CVE-2023-20599
CNA
AMD
Weakness (CWE)
CWE-1262
Tags
Published
10 Jun 2025
Updated
26 Feb 2026

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
7.9 High 3.1 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N CNA (AMD)
  • CISA KEV Not listed.
  • EPSS 0.0018, the 7th 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 10 Jun 2025. 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.