CVE-2023-20520
CRITICALAMD EPYC Firmware - Stack-Based Buffer Overflow via ASP Bootloader
Title source: llmDescription
Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return address causing a stack-based buffer overrun potentially leading to arbitrary code execution.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001
Scores
CVSS v3
9.8
EPSS
0.0059
EPSS Percentile
69.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-787
Status
published
Products (50)
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
amd/epyc_7282_firmware
romepi_1.0.0.d
amd/epyc_72f3_firmware
milanpi_1.0.0.5
amd/epyc_7301_firmware
naplespi_1.0.0.h
... and 40 more
Published
May 09, 2023
Tracked Since
Feb 18, 2026