Buffer Overflow Flaw in Lenovo Notebook SystemUserMasterHddPwdDxe Driver
CVE-2023-4028

6.7MEDIUM

Key Information:

Vendor
Lenovo
Status
Lenovo Notebook
Vendor
CVE Published:
17 August 2023

Summary

A vulnerability exists in the SystemUserMasterHddPwdDxe driver used in certain Lenovo Notebook products, allowing a local attacker with elevated privileges to exploit a buffer overflow. This security issue could enable the execution of arbitrary code, potentially compromising system integrity and allowing further unauthorized actions.

Affected Version(s)

Lenovo Notebook various

References

https://support.lenovo.com/us/en/product_security/LEN-134879

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.
.