CVE-2022-3743

Description

A potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privileges under certain conditions the ability to enumerate Embedded Controller (EC) commands.

Remediation

Solution:

  • Update system firmware to the version (or newer) indicated for your model in the Product Impact section in LEN-103710.

Category

4.4
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory lenovo.com
Affected: Lenovo Notebook
Published at:
Updated at:

References

Link Tags
https://support.lenovo.com/us/en/product_security/LEN-103710 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-3743?
CVE-2022-3743 has been scored as a medium severity vulnerability.
How to fix CVE-2022-3743?
To fix CVE-2022-3743: Update system firmware to the version (or newer) indicated for your model in the Product Impact section in LEN-103710.
Is CVE-2022-3743 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-3743 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-3743?
CVE-2022-3743 affects Lenovo Notebook.
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