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HIGH · 7.8

CVE-2023-20563

Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access.

Vulnerability Description

Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AmdRyzen 3 5100 Firmware< comboam4v2_1.2.0.b
AmdRyzen 3 5100-
AmdRyzen 3 5300G Firmware< comboam4v2_1.2.0.b
AmdRyzen 3 5300G-
AmdRyzen 3 5300Ge Firmware< comboam4v2_1.2.0.b
AmdRyzen 3 5300Ge-
AmdRyzen 5 5500 Firmware< comboam4v2_1.2.0.b
AmdRyzen 5 5500-
AmdRyzen 5 5600G Firmware< comboam4v2_1.2.0.b
AmdRyzen 5 5600G-
AmdRyzen 5 5600Ge Firmware< comboam4v2_1.2.0.b
AmdRyzen 5 5600Ge-
AmdRyzen 7 5700 Firmware< comboam4v2_1.2.0.b
AmdRyzen 7 5700-
AmdRyzen 7 5700G Firmware< comboam4v2_1.2.0.b
AmdRyzen 7 5700G-
AmdRyzen 7 5700Ge Firmware< comboam4v2_1.2.0.b
AmdRyzen 7 5700Ge-
AmdRyzen 5 7500F Firmware< comboam5_1.0.7.0
AmdRyzen 5 7500F-

Related Weaknesses (CWE)

CWE-269

References

FAQ

What is CVE-2023-20563?

CVE-2023-20563 is a vulnerability with a CVSS score of 7.8 (HIGH). Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access.

How severe is CVE-2023-20563?

CVE-2023-20563 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-20563?

Check the references section above for vendor advisories and patch information. Affected products include: Amd Ryzen 3 5100 Firmware, Amd Ryzen 3 5100, Amd Ryzen 3 5300G Firmware, Amd Ryzen 3 5300G, Amd Ryzen 3 5300Ge Firmware.