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CVE-2023-31345

Published: Feb 11, 2025Updated: Sep 23, 2025 Sources: CVE List NVD BDUCWE-1274
NVD MITRE
7.5CVSSHIGH
EPSS Score
0.2%
Top 92.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Improper input validation in the SMM handler may allow a privileged attacker to overwrite SMRAM, potentially leading to arbitrary code execution.

CVSS Vector Breakdown

AV:LAC:HPR:HUI:NS:CC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-1274

Affected Products

AMD EPYC™ 7003 ProcessorsAMDHardware Firmware
AMD EPYC™ 9004 ProcessorsAMDHardware Firmware
AMD Instinct™ MI300AAMDHardware Firmware
AMD Ryzen™ 3000 Series Desktop ProcessorsAMDHardware Firmware
AMD Ryzen™ 5000 Series Desktop ProcessorsAMDHardware Firmware
amdcommercialUSHardware Firmwareaka advanced micro devices
and 50 more affected products View all →

Exploitability

Official Patch Available

References

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5004.html
amd.com
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4008.html
amd.com
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3009.html
amd.com
and 1 more references View all →

Timeline

Published
Feb 11, 2025
Last Updated
Sep 23, 2025

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