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Fencer Vulns
low 3.4

CVE-2023-20579 json

Improper Access Control in the AMD SPI protection feature may allow a user with Ring0 (kernel mode) privileged access to bypass protections…

published 2024-02-13 2 y ago modified 2026-09-02 2 mo ago also EUVD-2023-24758

cvss
3.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits
0
none known

Summary

Improper Access Control in the AMD SPI protection feature may allow a user with Ring0 (kernel mode) privileged access to bypass protections potentially resulting in loss of integrity and availability.

Patch / fix

  • amd ryzen_7_5700g_firmware comboam4v2pi_1.2.0.c
  • amd ryzen_7_5700ge_firmware comboam4v2pi_1.2.0.c
  • amd ryzen_5_5600g_firmware comboam4v2pi_1.2.0.c
  • amd ryzen_5_5600gt_firmware comboam4v2pi_1.2.0.c
  • amd ryzen_5_5600ge_firmware comboam4v2pi_1.2.0.c
  • amd ryzen_5_5500gt_firmware comboam4v2pi_1.2.0.c
  • amd ryzen_3_5300g_firmware comboam4v2pi_1.2.0.c
  • amd ryzen_3_5300ge_firmware comboam4v2pi_1.2.0.c
  • amd ryzen_5_7500f_firmware comboam5_1.0.8.0
  • amd ryzen_5_pro_7645_firmware comboam5_1.0.8.0
  • amd ryzen_5_7600x_firmware comboam5_1.0.8.0
  • amd ryzen_5_7600_firmware comboam5_1.0.8.0
  • amd ryzen_5_7600x3d_firmware comboam5_1.0.8.0
  • amd ryzen_7_pro_7745_firmware comboam5_1.0.8.0
  • amd ryzen_7_7700_firmware comboam5_1.0.8.0
  • amd ryzen_7_7700x_firmware comboam5_1.0.8.0
  • amd ryzen_7_7800x3d_firmware comboam5_1.0.8.0
  • amd ryzen_9_pro_7945_firmware comboam5_1.0.8.0
  • amd ryzen_9_7900_firmware comboam5_1.0.8.0
  • amd ryzen_9_7900x3d_firmware comboam5_1.0.8.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-20579 updated cvss 6.0

hw: amd: SPI bypass

  • Red Hat Enterprise Linux 7 linux-firmware, iwl100-firmware, iwl105-firmware, iwl135-firmware, iwl1000-firmware, iwl2000-firmware, +12 more Red Hat Enterprise Linux 8 linux-firmware, iwl100-firmware, iwl105-firmware, iwl135-firmware, iwl1000-firmware, iwl2000-firmware, +15 more Red Hat Enterprise Linux 9 linux-firmware, iwl100-firmware, iwl105-firmware, iwl135-firmware, iwl1000-firmware, iwl2000-firmware, +11 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.17% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 3.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N
NVD 3.1 6.0 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
CNA 3.1 3.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N

Affected products

  • AMD AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics
  • AMD AMD Ryzen™ 7000 Series Desktop Processor
  • AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 7045 Series Mobile Processors
  • AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ Embedded V2000
  • AMD AMD Ryzen™ Embedded V3000
  • AMD AMD Ryzen™ 7035 Series Mobile Processors with Radeon™ Graphics
  • AMD AMD Ryzen™ 3000 Series Processors with Radeon™ Graphics

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.