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Status published
Unknown
CVE-2023-20587
Improper Access Control in System Management Mode (SMM) may allow an...
Vulnerability Description
Improper Access Control in System Management Mode (SMM) may allow an attacker access to the SPI flash 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.
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Affected Vendor
Affected Software
3rd Gen AMD EPYC™ Processors, 4th Gen AMD EPYC™ Processors, 1st Gen AMD EPYC™ Processors, 2nd Gen AMD EPYC™ Processors, AMD EPYC(TM) Embedded 3000 , AMD EPYC(TM) Embedded 7002 , AMD EPYC(TM) Embedded 7003, AMD EPYC(TM) Embedded 9003
Vulnerable Versions:
various , various
Timeline
Official Publish:
February 13th, 2024
Last Modified:
May 7th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.