CVE-2023-20526
LOWAMD EPYC 7001 Series Firmware - Unauthenticated Memory Exposure via ASP Bootloader
Title source: llmDescription
Insufficient input validation in the ASP Bootloader may enable a privileged attacker with physical access to expose the contents of ASP memory potentially leading to a loss of confidentiality.
References (3)
Core 3
Core References
Vendor Advisory vendor-advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4002
Vendor Advisory vendor-advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002
Vendor Advisory vendor-advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001
Scores
CVSS v3
1.9
EPSS
0.0006
EPSS Percentile
18.8%
Attack Vector
PHYSICAL
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N
Details
Status
published
Products (50)
amd/epyc_7001_firmware
< naplespi_1.0.0.h
amd/epyc_7203_firmware
< milanpi_1.0.0.5
amd/epyc_7203p_firmware
< milanpi_1.0.0.5
amd/epyc_7232p_firmware
< romepi_1.0.0.d
amd/epyc_7251_firmware
< naplespi_1.0.0.h
amd/epyc_7252_firmware
< romepi_1.0.0.d
amd/epyc_7261_firmware
< naplespi_1.0.0.h
amd/epyc_7262_firmware
< romepi_1.0.0.d
amd/epyc_7272_firmware
< romepi_1.0.0.d
amd/epyc_7281_firmware
< naplespi_1.0.0.h
... and 40 more
Published
Nov 14, 2023
Tracked Since
Feb 18, 2026