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Fencer Vulns
low 2.5

CVE-2023-31330 json

An out-of-bounds read in the ASP could allow a privileged attacker with access to a malicious bootloader to potentially read sensitive memo…

published 2025-09-06 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2023-35641

cvss
2.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 2%
public exploits
0
none known

Summary

An out-of-bounds read in the ASP could allow a privileged attacker with access to a malicious bootloader to potentially read sensitive memory resulting in loss of confidentiality.

Patch / fix

  • AMD AMD Ryzen™ Threadripper™ 3000 Processors CastlePeakPI-SP3r3 1.0.0.C
  • AMD AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors chagallwspi_swrx8_1.0.0.9
  • AMD AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors CastlePeakWSPI-sWRX8 1.0.0.E, chagallwspi_swrx8_1.0.0.9
  • AMD AMD Ryzen™ Threadripper™ PRO 7000 WX-Series Processors StrormPeakPI-SP6_1.0.0.1e, StrormPeakPI-SP6_1.1.0.0c
  • AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics Picasso-FP5_1.0.1.1
  • AMD AMD Ryzen™ 5000 Series Desktop Processors ComboAM4v2PI_1.2.0.CA
  • AMD AMD Ryzen™ 3000 Series Desktop Processors ComboAM4PI_1.0.0.E, ComboAM4v2PI_1.2.0.CA
  • AMD AMD Ryzen™ 8000 Series Desktop Processors ComboAM5 1.1.0.2
  • AMD AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics PhoenixPI-FP8-FP7_1.1.0.1b
  • AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics Renoir-FP6_1.0.0.Ea
  • AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics Rembrandt-FP7_1.0.0.A
  • AMD AMD Ryzen™ Threadripper™ 7000 Processors StrormPeakPI-SP6_1.1.0.0c
  • AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics MendocinoPI-FT6_1.0.0.6
  • AMD AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics DragonRangeFL1PI 1.0.0.3C
  • AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics Rembrandt-FP7_1.0.0.A
  • AMD AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics Cezanne-FP6_1.0.1.1a
  • AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics Cezanne-FP6_1.0.1.1a
  • AMD AMD Ryzen™ 7000 Series Desktop Processors ComboAM5 1.1.0.2
  • AMD AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics ComboAM4v2PI_1.2.0.CA
  • AMD AMD Ryzen™ 4000 Series Desktop Processors ComboAM4v2PI_1.2.0.CA

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
14 mo ago

Exploit prediction

0.13% chance of exploitation in the next 30 days, higher than 2% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 2.5 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N

Affected products

  • AMD AMD Ryzen™ Threadripper™ 3000 Processors
  • AMD AMD Ryzen™ Threadripper™ PRO 5000 WX-Series Processors
  • AMD AMD Ryzen™ Threadripper™ PRO 3000 WX-Series Processors
  • AMD AMD Ryzen™ Threadripper™ PRO 7000 WX-Series Processors
  • AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 5000 Series Desktop Processors
  • AMD AMD Ryzen™ 3000 Series Desktop Processors
  • AMD AMD Ryzen™ 8000 Series Desktop Processors
  • AMD AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ Threadripper™ 7000 Processors
  • AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 7045 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 7000 Series Desktop Processors
  • AMD AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 4000 Series Desktop Processors

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.