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CVE-2023-20579

MEDIUM
6
CVSS Score
Published: February 13, 2024 at 07:32 PM UTC
Updated: September 2, 2026 at 08:17 PM UTC
269 products affected across 1 vendorRyzen 5 5600HS FirmwareRyzen 5 5600U FirmwareRyzen 5 5600H Firmware

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Severity
MEDIUM6
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ryzen 3 3200U Firmware· AMD
95%
v < cezannepi-fp6_1.0.1.0
Affected range stops below cezannepi-fp6_1.0.1.0, so it looks safe — our inference, not a vendor statement
amd-ryzen-3-3200u (same device)
Ryzen 3 3250C Firmware· AMD
95%
v < cezannepi-fp6_1.0.1.0
Affected range stops below cezannepi-fp6_1.0.1.0, so it looks safe — our inference, not a vendor statement
amd-ryzen-3-3250c (same device)
Ryzen 3 3250U Firmware· AMD
95%
v < cezannepi-fp6_1.0.1.0
Affected range stops below cezannepi-fp6_1.0.1.0, so it looks safe — our inference, not a vendor statement
amd-ryzen-3-3250u (same device)
Ryzen 3 3300U Firmware· AMD
95%
v < cezannepi-fp6_1.0.1.0
Affected range stops below cezannepi-fp6_1.0.1.0, so it looks safe — our inference, not a vendor statement
Ryzen 3 3350U Firmware· AMD
95%
v < cezannepi-fp6_1.0.1.0
Affected range stops below cezannepi-fp6_1.0.1.0, so it looks safe — our inference, not a vendor statement
amd-ryzen-3-3350u (same device)
Ryzen 3 4300G Firmware· AMD
95%
v < comboam4v2pi_1.2.0.c
Affected range stops below comboam4v2pi_1.2.0.c, so it looks safe — our inference, not a vendor statement
amd-ryzen-3-4300g (same device)
Ryzen 3 4300GE Firmware· AMD
95%
v < comboam4v2pi_1.2.0.c
Affected range stops below comboam4v2pi_1.2.0.c, so it looks safe — our inference, not a vendor statement
amd-ryzen-3-4300ge (same device)
Ryzen 3 4300U Firmware· AMD
95%
v < renoirpi-fp6_1.0.0.d
Affected range stops below renoirpi-fp6_1.0.0.d, so it looks safe — our inference, not a vendor statement
Ryzen 3 5125C Firmware· AMD
95%
v < cezannepi-fp6_1.0.1.0
Affected range stops below cezannepi-fp6_1.0.1.0, so it looks safe — our inference, not a vendor statement
amd-ryzen-3-5125c (same device)
Ryzen 3 5300G Firmware· AMD
95%
v < comboam4v2pi_1.2.0.c
Affected range stops below comboam4v2pi_1.2.0.c, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: [email protected]
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfoCWE-284

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