Local Vulnerability in Lenovo Consumer Notebooks Affecting Embedded Controller Interface
CVE-2022-3746

6.7MEDIUM

Key Information:

Vendor

Lenovo
Status
Notebook
Vendor
CVE Published:
23 August 2023

What is CVE-2022-3746?

A vulnerability exists in the BIOS of select Lenovo consumer notebook models that could allow a local attacker with elevated privileges to manipulate the Embedded Controller interface. This may lead to abnormal behavior of connected peripherals, potentially impacting user experience and device functionality. The exposure of such interfaces poses a risk, emphasizing the importance of timely updates and security patches for affected devices.

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Deploy the Patch

Affected Version(s)

Notebook various

References

https://support.lenovo.com/us/en/product_security/LEN-103710

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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