CVE-2021-3452 — Improper Input Validation in Lenovo Thinkpad Bios

CWE-20 — Improper Input Validation3 documents3 sources
Severity
6.7MEDIUMNVD
EPSS
0.1%
top 80.64%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Lenovo Thinkpad Bios
Timeline
PublishedJul 16
Latest updateMay 24

Description

A potential vulnerability in the system shutdown SMI callback function in some ThinkPad models may allow an attacker with local access and elevated privileges to execute arbitrary code.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitability: 0.8 | Impact: 5.9

Affected Packages1 packages

▶CVEListV5lenovo/thinkpad_biosvarious

🔴Vulnerability Details

2
GHSA
GHSA-8f7w-9jvr-vccr: A potential vulnerability in the system shutdown SMI callback function in some ThinkPad models may allow an attacker with local access and elevated pr↗2022-05-24
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CVEList
CVE-2021-3452: A potential vulnerability in the system shutdown SMI callback function in some ThinkPad models may allow an attacker with local access and elevated pr↗2021-07-16
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CVE-2021-3452 — Improper Input Validation in Lenovo | cvebase