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CVE record · CVE-2022-23820

Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution.

CVSS 7.5 HighEPSS 0.0070 · 53rd percentile

Published by the CVE Program (CNA: AMD) at 14 Nov 2023, 18:52 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 Ryzen™ 3000 series Desktop Processors “Matisse" Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics “Cezanne” Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics “Picasso” AM4 Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ Threadripper™ 2000 Series Processors “Colfax” Package name: PI
  • affected Various
Other versions: unaffected
AMD AMD Ryzen™ Threadripper™ 3000 Series Processors “Castle Peak” HEDT Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3 Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors “Chagall” WS Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock” Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics “Picasso” FP5 Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics “Renoir” FP6 Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne” Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Cezanne” Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics "Rembrandt" Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics “Rembrandt-R” Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics “Barcelo” Package name: PI
  • affected various
Other versions: unaffected
AMD AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics “Barcelo-R” Package name: PI
  • affected various
Other versions: unaffected
AMD 3rd Gen AMD EPYC™ Processors Package name: PI
  • affected various
Other versions: unaffected
AMD AMD EPYC™ Embedded 7003
  • affected various
Other versions: unaffected
AMD AMD EPYC™ Embedded 7003
  • affected various
Other versions: unaffected
Identifiers
CVE-2022-23820
CNA
AMD
Tags
Published
14 Nov 2023
Updated
3 Aug 2024

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 0.0070, the 53rd percentile, on 6 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 14 Nov 2023. 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.