CVE-2021-46758

Published: Nov 14, 2023Updated: Nov 21, 2024 Sources: CVE List NVDNVD-CWE-noinfo

NVD MITRE

6.1CVSSMEDIUM

EPSS Score

Description

Insufficient validation of SPI flash addresses in the ASP (AMD Secure Processor) bootloader may allow an attacker to read data in memory mapped beyond SPI flash resulting in a potential loss of availability and integrity.

CVSS Vector Breakdown

Exploitability

AV:PAttack Vector

Physical

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:NConfidentiality

None

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

NVD-CWE-noinfo

Affected Products

ryzen 7 5700g firmware amd Hardware Firmware

ryzen 7 5700ge firmware amd Hardware Firmware

ryzen 5 5600g firmware amd Hardware Firmware

ryzen 5 5600ge firmware amd Hardware Firmware

ryzen 3 5300g firmware amd Hardware Firmware

amdcommercialUSHardware Firmwareaka advanced micro devices

and 65 more affected products View all →

Exploitability

Official Patch Available

References

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4002

amd.com

Timeline

Published

Nov 14, 2023

Last Updated

Nov 21, 2024

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