CVE-2022-4574

MEDIUM

ThinkPad - Local Privilege Escalation

Title source: llm
STIX 2.1

Description

An SMI handler input validation vulnerability in the BIOS of some ThinkPad models could allow an attacker with local access and elevated privileges to execute arbitrary code.  

References (1)

Core 1

Scores

CVSS v3 6.7
EPSS 0.0002
EPSS Percentile 6.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/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)
lenovo/thinkpad_l14_firmware < 1.20
lenovo/thinkpad_l14_gen_2_firmware
lenovo/thinkpad_l15_firmware < 1.20
lenovo/thinkpad_l15_gen_2_firmware
lenovo/thinkpad_p14s_gen_1_firmware < 1.28
lenovo/thinkpad_p14s_gen_2_firmware
lenovo/thinkpad_p14s_gen_3_firmware < 1.31
lenovo/thinkpad_p15_gen_1_firmware < 1.32
lenovo/thinkpad_p15_gen_2_firmware < 1.25
lenovo/thinkpad_p15s_gen_1_firmware < 1.28
... and 40 more
Published Oct 30, 2023
Tracked Since Feb 18, 2026