Buffer Overflow Vulnerability in Lenovo Desktop Products
CVE-2023-43577

6.7MEDIUM

Key Information:

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

Summary

A vulnerability exists in the ReFlash module of certain Lenovo Desktop products, allowing a local attacker with elevated privileges to execute arbitrary code. This issue creates potential risks where an attacker could gain unauthorized access to system-level operations, highlighting the importance of addressing security measures in firmware components.

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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