Vulnerabilities > CVE-2021-3453 - Unspecified vulnerability in Lenovo products

047910
CVSS 4.6 - MEDIUM
Attack vector
PHYSICAL
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
HIGH
Availability impact
NONE
low complexity
lenovo

Summary

Some Lenovo Notebook, ThinkPad, and Lenovo Desktop systems have BIOS modules unprotected by Intel Boot Guard that could allow an attacker with physical access the ability to write to the SPI flash storage.