CVE-2023-45076

6.7MEDIUM

Key Information

Vendor
Lenovo
Status
BiOS
Vendor
CVE Published:
8 November 2023

Summary

A memory leakage vulnerability was reported in the 534D0140 DXE driver that may allow a local attacker with elevated privileges to write to NVRAM variables.

Affected Version(s)

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

Collectors

NVD DatabaseMitre Database

Credit

Lenovo thanks Souhardya Sardar of Cyberstanc for reporting this issue.
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