High severity7.1NVD Advisory· Published Feb 13, 2024· Updated Jun 17, 2026

CVE-2023-20587

Description

Improper Access Control in System Management Mode (SMM) may allow an attacker access to the SPI flash potentially leading to arbitrary code execution.

Affected products

AMD/System Management Mode (SMM) codellm-fuzzy

Patches

Vulnerability mechanics

References

www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7009nvd

News mentions

No linked articles in our index yet.

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epss	0.000
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ransomware	0.000