CVE-2023-31313

low-risk
Published 2026-02-12

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.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.2/10 High
LOCAL / HIGH complexity
24
/ 100
low-risk
Severity 19/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal