CVE-2023-31313

HIGH EPSS 1.0%

Published Feb 12, 20264mo ago · Modified Jun 17, 20262w ago

7.2 CVSS 3.1

High

Published Feb 12, 2026 4mo ago

Last Modified Jun 17, 2026 2w ago

Description

An unintended proxy or intermediary in the AMD power management firmware (PMFW) could allow a privileged attacker to send malformed messages to the system management unit (SMU) potentially resulting in arbitrary code execution.

CVSS Details

Base Score

7.2

Exploitability

0.8

Impact

5.8

Vector string

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N

Attack Vector Local

Attack Complexity High

Privileges Required High

User Interaction None

Scope Changed

Confidentiality High

Integrity High

Availability None

Threat Intelligence

EPSS Exploit Probability

1.0% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-441

References 1

amd.com https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6024.html

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.