CVE-2023-20587
High
Description
Improper Access Control in System Management Mode (SMM) may allow an attacker access to the SPI flash potentially leading to arbitrary code execution.
SeverityHigh
CVSS7.1
Exploit probability—
Product3rd Gen AMD EPYC™ Processors
PublishedFeb 13, 2024
First seenFeb 13, 2024
Weakness typeCWE-284Improper access control
How to fix
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| AMD 3rd Gen AMD EPYC™ Processors | various | — |
| AMD 4th Gen AMD EPYC™ Processors | various | — |
| AMD 1st Gen AMD EPYC™ Processors | various | — |
| AMD 2nd Gen AMD EPYC™ Processors | various | — |
| AMD AMD EPYC(TM) Embedded 3000 | various | — |
| AMD AMD EPYC(TM) Embedded 7002 | various | — |
| AMD AMD EPYC(TM) Embedded 7003 | various | — |
| AMD AMD EPYC(TM) Embedded 9003 | various | — |
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