Local Privilege Escalation in Lenovo BIOS for Consumer Notebooks
CVE-2022-3745

4.4MEDIUM

Key Information:

Vendor

Lenovo
Status
Notebook
Vendor
CVE Published:
23 August 2023

What is CVE-2022-3745?

A vulnerability exists in the LCFC BIOS of various Lenovo consumer notebook models. This issue could enable a local attacker with elevated privileges to access sensitive data, including incoming and returned information from System Management Interrupts (SMI). Proper security measures and updates are crucial to mitigate this risk.

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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:
4.4
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
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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