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CVE-2022-4574

An SMI handler input validation vulnerability in the BIOS of some ThinkPad models could allow an attacker with local access and elevated…

Medium6.7EPSS 0.19%
Published
Updated
Reserved
Assigned by
lenovo

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.

Scores

CVSS scores of CVE-2022-4574, by who scored it
Scored byCVSSScoreVector
lenovoCNA (assigner)3.1Medium6.7CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVDNVD · Modified3.1Medium6.7CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS (exploitation in 30 days)
0.19% · top 91% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.7.

Weakness

Affected products

What to do

Solution: Update system firmware to the version (or newer) indicated for your model in the Product Impact section of LEN-106014.

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

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Record last updated .