CVE-2023-31313

Published Feb 12, 2026 CVSS 3.1 · 7.2 High EPSS < 1% KEV · Not listed
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.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Amd
Amd instinct Mi210
Amd instinct Mi250
Vendors & Products Amd
Amd instinct Mi210
Amd instinct Mi250
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Weaknesses CWE-441
References
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N'}

Weaknesses
  • CWE-441

    Unintended Proxy or Intermediary ('Confused Deputy')

Sources

Status
PUBLISHED
Assigner
AMD
Published
Updated
Jul 15, 2026, 9:06 PM
Reserved
Apr 27, 2023, 3:25 PM
Status
Deferred
Published
Feb 12, 2026, 3:16 PM
Modified
Jun 17, 2026, 5:56 AM