CVE-2022-4574: Input Validation

Published Oct 30, 2023
·
Updated

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.

Affected Software

108 affected components
Lenovo Thinkpad X13 Yoga Gen 2 Firmware<1.40
Lenovo Thinkpad X13 Yoga Gen 2
Lenovo Thinkpad X13 Yoga Gen 1 Firmware<1.45
Lenovo Thinkpad X13 Yoga Gen 1
Lenovo Thinkpad X13 Gen 3 Firmware<1.33
Lenovo Thinkpad X13 Gen 3
Lenovo Thinkpad X13 Gen 2 Firmware<1.51
Lenovo Thinkpad X13 Gen 2
Lenovo Thinkpad X13 Firmware<1.26
Lenovo Thinkpad X13
Lenovo Thinkpad X1 Yoga 7th Gen Firmware<1.37
Lenovo Thinkpad X1 Yoga 7th Gen
Lenovo Thinkpad X1 Yoga 6th Gen Firmware<1.59
Lenovo Thinkpad X1 Yoga 6th Gen
Lenovo Thinkpad X1 Yoga 5th Gen Firmware<1.30
Lenovo Thinkpad X1 Yoga 5th Gen
Lenovo Thinkpad X1 Yoga 4th Gen Firmware<1.56
Lenovo Thinkpad X1 Yoga 4th Gen
Lenovo Thinkpad X1 Titanium Firmware<1.24
Lenovo Thinkpad X1 Titanium
Lenovo Thinkpad X1 Nano Gen 2 Firmware<1.18
Lenovo Thinkpad X1 Nano Gen 2
Lenovo Thinkpad X1 Nano Gen 1 Firmware<1.55
Lenovo Thinkpad X1 Nano Gen 1
Lenovo Thinkpad X1 Fold Gen 1 Firmware
Lenovo Thinkpad X1 Fold Gen 1
Lenovo Thinkpad X1 Extreme Gen 5 Firmware<1.16
Lenovo Thinkpad X1 Extreme Gen 5
Lenovo Thinkpad X1 Extreme 4th Gen Firmware<1.22
Lenovo Thinkpad X1 Extreme 4th Gen
Lenovo Thinkpad X1 Extreme 3rd Gen Firmware<1.27
Lenovo Thinkpad X1 Extreme 3rd Gen
Lenovo Thinkpad X1 Carbon 9th Gen Firmware<1.59
Lenovo Thinkpad X1 Carbon 9th Gen
Lenovo Thinkpad X1 Carbon 8th Gen Firmware<1.30
Lenovo Thinkpad X1 Carbon 8th Gen
Lenovo Thinkpad X1 Carbon 7th Gen Firmware<1.56
Lenovo Thinkpad X1 Carbon 7th Gen
Lenovo Thinkpad X1 Carbon 10th Gen Firmware<1.37
Lenovo Thinkpad X1 Carbon 10th Gen
Lenovo Thinkpad T16 Gen 1 Firmware<1.31
Lenovo Thinkpad T16 Gen 1
Lenovo Thinkpad T15p Gen 3 Firmware<1.15
Lenovo Thinkpad T15p Gen 3
Lenovo Thinkpad T15p Gen 2 Firmware<1.19
Lenovo Thinkpad T15p Gen 2
Lenovo Thinkpad T15p Gen 1 Firmware<1.32
Lenovo Thinkpad T15p Gen 1
Lenovo Thinkpad T15g Gen 2 Firmware<1.25
Lenovo Thinkpad T15g Gen 2
Lenovo Thinkpad T15g Gen 1 Firmware<1.32
Lenovo Thinkpad T15g Gen 1
Lenovo Thinkpad T15 Gen 2 Firmware
Lenovo Thinkpad T15 Gen 2
Lenovo Thinkpad T14s Gen 3 Firmware<1.33
Lenovo Thinkpad T14s Gen 3
Lenovo Thinkpad T14s Gen 2 Firmware<1.51
Lenovo Thinkpad T14s Gen 2
Lenovo Thinkpad T14s Firmware<1.26
Lenovo Thinkpad T14s
Lenovo Thinkpad T14 Gen 3 Firmware<1.31
Lenovo Thinkpad T14 Gen 3
Lenovo Thinkpad T14 Gen 2 Firmware
Lenovo Thinkpad T14 Gen 2
Lenovo Thinkpad T14 Gen 1 Firmware<1.28
Lenovo Thinkpad T14 Gen 1
Lenovo Thinkpad P17 Gen 2 Firmware<1.25
Lenovo Thinkpad P17 Gen 2
Lenovo Thinkpad P17 Gen 1 Firmware<1.32
Lenovo Thinkpad P17 Gen 1
Lenovo Thinkpad P16s Gen 1 Firmware<1.31
Lenovo Thinkpad P16s Gen 1
Lenovo Thinkpad P16 Gen 1 Firmware<1.17
Lenovo Thinkpad P16 Gen 1
Lenovo Thinkpad P15v Gen 3 Firmware<1.15
Lenovo Thinkpad P15v Gen 3
Lenovo Thinkpad P15v Gen 2 Firmware<1.19
Lenovo Thinkpad P15v Gen 2
Lenovo Thinkpad P15v Gen 1 Firmware<1.32
Lenovo Thinkpad P15v Gen 1
Lenovo Thinkpad P15s Gen 2 Firmware
Lenovo Thinkpad P15s Gen 2
Lenovo Thinkpad P15s Gen 1 Firmware<1.28
Lenovo Thinkpad P15s Gen 1
Lenovo Thinkpad P15 Gen 2 Firmware<1.25
Lenovo Thinkpad P15 Gen 2
Lenovo Thinkpad P15 Gen 1 Firmware<1.32
Lenovo Thinkpad P15 Gen 1
Lenovo Thinkpad P14s Gen 3 Firmware<1.31
Lenovo Thinkpad P14s Gen 3
Lenovo Thinkpad P14s Gen 2 Firmware
Lenovo Thinkpad P14s Gen 2
Lenovo Thinkpad P14s Gen 1 Firmware<1.28
Lenovo Thinkpad P14s Gen 1
Lenovo Thinkpad P1 Gen 5 Firmware<1.16
Lenovo Thinkpad P1 Gen 5
Lenovo Thinkpad P1 Gen 4 Firmware=1.22
Lenovo Thinkpad P1 Gen 4
Lenovo Thinkpad P1 Gen 3 Firmware<1.27
Lenovo Thinkpad P1 Gen 3
Lenovo Thinkpad L15 Gen 2 Firmware
Lenovo Thinkpad L15 Gen 2
Lenovo Thinkpad L15 Firmware<1.20
Lenovo Thinkpad L15
Lenovo Thinkpad L14 Gen 2 Firmware
Lenovo Thinkpad L14 Gen 2
Lenovo Thinkpad L14 Firmware<1.20
Lenovo Thinkpad L14

Remediation

Information

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

Event History

Oct 30, 2023
CVE Published
02:36 PM
Data Sourced
02:36 PM
RemedyDescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2022-4574?

CVE-2022-4574 is considered a high severity vulnerability due to the potential for arbitrary code execution.

2

How do I fix CVE-2022-4574?

To fix CVE-2022-4574, update the BIOS firmware of the affected Lenovo ThinkPad models to the latest version provided by Lenovo.

3

What systems are affected by CVE-2022-4574?

CVE-2022-4574 affects several Lenovo ThinkPad models, particularly those with BIOS versions below specified thresholds.

4

Can CVE-2022-4574 be exploited remotely?

CVE-2022-4574 cannot be exploited remotely, as it requires local access and elevated privileges.

5

Is there a specific patch for CVE-2022-4574?

Yes, Lenovo has released a BIOS firmware update that addresses the vulnerabilities associated with CVE-2022-4574.

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