Buffer Overflow in Lenovo Desktop Products
CVE-2023-43567

6.7MEDIUM

Key Information:

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

Summary

A buffer overflow issue has been identified in the LemSecureBootForceKey module present in selected Lenovo Desktop products. This vulnerability may enable a local attacker with escalated privileges to execute arbitrary code, potentially compromising the integrity of the affected systems. Users are advised to review their security practices and monitor for updates from Lenovo to mitigate risks 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:
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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