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Status published
High
CVE-2023-31343
Improper input validation in the SMM handler may allow a...
Vulnerability Description
Improper input validation in the SMM handler may allow a privileged attacker to overwrite SMRAM, potentially leading to arbitrary code execution.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Affected Vendor
Affected Software
AMD EPYC™ 7003 Processors, AMD EPYC™ 9004 Processors, AMD Instinct™ MI300A, AMD Ryzen™ 3000 Series Desktop Processors, AMD Ryzen™ 5000 Series Desktop Processors, AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics, AMD Ryzen™ 7000 Series Desktop Processors, AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics, AMD Ryzen™ 4000 Series Desktop Processor with Radeon™ Graphics, AMD Ryzen™ 8000 Series Processor with Radeon™ Graphics, AMD Ryzen™ Threadripper™ PRO 5000WX- Series Desktop Processors, AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics, AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics, AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics, AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics, AMD Ryzen™ 6000 Series Processor with Radeon™ Graphics, AMD Ryzen™ 7035 Series Processor with Radeon™ Graphics, AMD Ryzen™ 7040 Series Processors with Radeon™ Graphics, AMD Ryzen™ 7000 Series Mobile Processors, AMD EPYC™ Embedded 7003, AMD EPYC™ Embedded 9004, AMD Ryzen™ Embedded R1000, AMD Ryzen™ Embedded R2000, AMD Ryzen™ Embedded 5000, AMD Ryzen™ Embedded 7000, AMD Ryzen™ Embedded V2000, AMD Ryzen™ Embedded V3000
Vulnerable Versions:
MilanPI 1.0.0.C, GenoaPI 1.0.0.B, MI300API 1.0.0.5, ComboAM4v2PI 1.2.0.C, ComboAM5 1.1.0.2, ChagallWSPI-sWRX8 1.0.0.7, "Pollock-FT5 1.0.0.7", "Picasso-FP5 1.0.1.1", "RenoirPI-FP6 1.0.0.D", "Cezanne-FP6 1.0.1.0", "MendocinoPI-FT6 1.0.0.6", "Rembrandt-FP7 1.0.0.A", "PhoenixPI-FP8-FP7 1.1.0.2", "DragonRangeFL1PI 1.0.0.3C", "EmbMilanPI-SP3 1.0.0.8", EmbGenoaPI-SP5 1.0.0.6, "EmbeddedPI-FP5 1.2.0.C", "EmbeddedR2KPI-FP5 1.0.0.3", "EmbAM4PI 1.0.0.5", EmbeddedAM5PI 1.0.0.1, "EmbeddedPI-FP6 1.0.0.9", "Embedded-PI FP7r2 1.0.0.9"
Timeline
Official Publish:
February 11th, 2025
Last Modified:
September 23rd, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.