Description
Improper Access Control in System Management Mode (SMM) may allow an attacker access to the SPI flash potentially leading to arbitrary code execution.
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Affected products
- AMD / 1st Gen AMD EPYC™ Processorsvarious – various
- AMD / 2nd Gen AMD EPYC™ Processorsvarious – various
- AMD / 3rd Gen AMD EPYC™ Processorsvarious – various
- AMD / 4th Gen AMD EPYC™ Processorsvarious – various
- AMD / AMD EPYC(TM) Embedded 3000various – various
- AMD / AMD EPYC(TM) Embedded 7002various – various
- AMD / AMD EPYC(TM) Embedded 7003various – various
- AMD / AMD EPYC(TM) Embedded 9003various – various