Local Code Execution Flaw in OemSmi Driver from Lenovo
CVE-2023-43570

6.7MEDIUM

Key Information:

Vendor
Lenovo
Status
Desktop BiOS
Vendor
CVE Published:
8 November 2023

Summary

A vulnerability exists in the SMI callback function of Lenovo's OemSmi driver, which could permit a local attacker with elevated permissions to execute arbitrary code. This could lead to unauthorized access and potential control over the affected systems, posing significant security risks.

Affected Version(s)

Desktop BIOS various

References

https://support.lenovo.com/us/en/product_security/LEN-141775

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

Credit

Lenovo thanks Zichuan Li (@Ri7erLi) from Indiana University Bloomington for reporting this vulnerability.
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