CVE-2022-4574 Other in ThinkPad BIOS
Local attackers with elevated privileges can execute arbitrary code via an input validation flaw in Lenovo ThinkPad BIOS.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-4574?
CVE-2022-4574 is a medium-severity vulnerability in Lenovo ThinkPad BIOS, published on 30 Oct 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-20
Which versions are affected by CVE-2022-4574?
It affects 54 products.
Products include 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 and 48 more.
How do I fix CVE-2022-4574?
No fix has been published for CVE-2022-4574 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-4574 being exploited?
There is no known exploitation of CVE-2022-4574 in the wild and no public exploit code.
Sources
Also known as GHSA-fm9f-7rqx-chvx.