CVE-2022-23820

HIGH

AMD SMM - RCE

Title source: llm

Description

Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution.

Scores

CVSS v3 7.5
EPSS 0.0018
EPSS Percentile 39.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Classification

CWE
CWE-20
Status published

Affected Products (50)

amd/ryzen_9_3900_firmware
amd/ryzen_9_3900_firmware
amd/ryzen_9_3900x_firmware
amd/ryzen_9_3900x_firmware
amd/ryzen_9_3900xt_firmware
amd/ryzen_9_3900xt_firmware
amd/ryzen_9_3950x_firmware
amd/ryzen_9_3950x_firmware
amd/ryzen_7_3700x_firmware
amd/ryzen_7_3700x_firmware
amd/ryzen_7_3800x_firmware
amd/ryzen_7_3800x_firmware
amd/ryzen_7_3800xt_firmware
amd/ryzen_7_3800xt_firmware
amd/ryzen_5_3500_firmware
... and 35 more

Timeline

Published Nov 14, 2023
Tracked Since Feb 18, 2026