CVE-2022-4574
An SMI handler input validation vulnerability in the BIOS of some ThinkPad models could allow an...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
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.
- Record
CVE-2022-4574- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2022-51907
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.
- Record
EUVD-2022-51907- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fm9f-7rqx-chvx
An SMI handler input validation vulnerability in the BIOS of some ThinkPad models could allow an...
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.
- Record
GHSA-fm9f-7rqx-chvx- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2022-4574- CVSS 3.1
- 6.7 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
- lenovo thinkpad
- lenovo thinkpad bios
- lenovo thinkpad l14 firmware
- lenovo thinkpad l14 gen 2 firmware
- lenovo thinkpad l15 firmware
- lenovo thinkpad l15 gen 2 firmware
- lenovo thinkpad p14s gen 1 firmware
- lenovo thinkpad p14s gen 2 firmware
- lenovo thinkpad p14s gen 3 firmware
- lenovo thinkpad p15 gen 1 firmware
- lenovo thinkpad p15 gen 2 firmware
- lenovo thinkpad p15s gen 1 firmware
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- lenovo thinkpad p15s gen 2 firmware
- lenovo thinkpad p15v gen 1 firmware
- lenovo thinkpad p15v gen 2 firmware
- lenovo thinkpad p15v gen 3 firmware
- lenovo thinkpad p16 gen 1 firmware
- lenovo thinkpad p16s gen 1 firmware
- lenovo thinkpad p17 gen 1 firmware
- lenovo thinkpad p17 gen 2 firmware
- lenovo thinkpad p1 gen 3 firmware
- lenovo thinkpad p1 gen 4 firmware
- lenovo thinkpad p1 gen 5 firmware
- lenovo thinkpad t14 gen 1 firmware
- lenovo thinkpad t14 gen 2 firmware
- lenovo thinkpad t14 gen 3 firmware
- lenovo thinkpad t14s firmware
- lenovo thinkpad t14s gen 2 firmware
- lenovo thinkpad t14s gen 3 firmware
- lenovo thinkpad t15 gen 2 firmware
- lenovo thinkpad t15g gen 1 firmware
- lenovo thinkpad t15g gen 2 firmware
- lenovo thinkpad t15p gen 1 firmware
- lenovo thinkpad t15p gen 2 firmware
- lenovo thinkpad t15p gen 3 firmware
- lenovo thinkpad t16 gen 1 firmware
- lenovo thinkpad x13 firmware
- lenovo thinkpad x13 gen 2 firmware
- lenovo thinkpad x13 gen 3 firmware
- lenovo thinkpad x13 yoga gen 1 firmware
- lenovo thinkpad x13 yoga gen 2 firmware
- lenovo thinkpad x1 carbon 10th gen firmware
- lenovo thinkpad x1 carbon 7th gen firmware
- lenovo thinkpad x1 carbon 8th gen firmware
- lenovo thinkpad x1 carbon 9th gen firmware
- lenovo thinkpad x1 extreme 3rd gen firmware
- lenovo thinkpad x1 extreme 4th gen firmware
- lenovo thinkpad x1 extreme gen 5 firmware
- lenovo thinkpad x1 fold gen 1 firmware
- lenovo thinkpad x1 nano gen 1 firmware
- lenovo thinkpad x1 nano gen 2 firmware
- lenovo thinkpad x1 titanium firmware
- lenovo thinkpad x1 yoga 4th gen firmware
- lenovo thinkpad x1 yoga 5th gen firmware
- lenovo thinkpad x1 yoga 6th gen firmware
- lenovo thinkpad x1 yoga 7th gen firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-4574 is a medium vulnerability (CVSS 6.7) in Lenovo Thinkpad, published October 30, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.