Buffer Over-read Vulnerability in Lenovo Desktop Products
CVE-2023-43568

4.4MEDIUM

Key Information:

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

Summary

A buffer over-read vulnerability has been identified in the LemSecureBootForceKey module of certain Lenovo Desktop products. This flaw could potentially enable a local attacker with elevated privileges to gain access to sensitive information, raising significant security concerns for users. It is crucial for affected users to stay informed and take necessary actions to mitigate the risk associated with this vulnerability.

Affected Version(s)

Desktop BIOS various

References

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

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

Credit

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