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Vulnerability record · CVE-2023-31313 · published 12 February 2026

CVE-2023-31313: An unintended proxy or intermediary in the AMD power management firmware (PMFW) could allow a privileged attac…

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.

7.2 CVSS 3.1 High EPSS 0.10% · top 99.1% CWE-441 · CWE-441 Deferred
7.2CVSS 3.1 base score
0.10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

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

References

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

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-31313), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.