CVE-2021-46773

HIGH

AMD Ryzen Firmware - Privileged Memory Corruption via ABL Input Validation

Title source: llm
STIX 2.1

Description

Insufficient input validation in ABL may enable a privileged attacker to corrupt ASP memory, potentially resulting in a loss of integrity or code execution.

References (1)

Core 1
Core References

Scores

CVSS v3 8.8
EPSS 0.0052
EPSS Percentile 66.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-20
Status published
Products (50)
amd/ryzen_1200_\(af\)_firmware pinnaclepi-am4_1.0.0.c
amd/ryzen_1200_\(af\)_firmware raven-fp5-am4_1.1.0.e
amd/ryzen_1600_\(af\)_firmware pinnaclepi-am4_1.0.0.c
amd/ryzen_1600_\(af\)_firmware raven-fp5-am4_1.1.0.e
amd/ryzen_2200g_firmware pinnaclepi-am4_1.0.0.c
amd/ryzen_2200g_firmware raven-fp5-am4_1.1.0.e
amd/ryzen_2200ge_firmware pinnaclepi-am4_1.0.0.c
amd/ryzen_2200ge_firmware raven-fp5-am4_1.1.0.e
amd/ryzen_2300x_firmware pinnaclepi-am4_1.0.0.c
amd/ryzen_2300x_firmware raven-fp5-am4_1.1.0.e
... and 40 more
Published May 09, 2023
Tracked Since Feb 18, 2026