CVE-2021-46758
moderate-risk
Published 2023-11-14
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.
Do I need to act?
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0.13% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10
Medium
PHYSICAL
/ LOW complexity
Affected Products (20)
Ryzen 9 7950X3D Firmware
Ryzen 9 7900X3D Firmware
Ryzen 7 7800X3D Firmware
Ryzen 9 4900H Firmware
Ryzen 9 4900Hs Firmware
Ryzen 7 4800H Firmware
Ryzen 7 4800Hs Firmware
Ryzen 7 4980U Firmware
Ryzen 7 4800U Firmware
Ryzen 7 4700U Firmware
Ryzen 5 4600H Firmware
Ryzen 5 4600Hs Firmware
Ryzen 5 4680U Firmware
Ryzen 5 4600U Firmware
Affected Vendors
References (2)
48
/ 100
moderate-risk
Severity
20/34 · Moderate
Exploitability
1/34 · Minimal
Exposure
27/34 · High