330-14igm Firmware Security Vulnerabilities

CVE-2020-8321

A potential vulnerability in the SMI callback function used in the System Lock Preinstallation driver in some Lenovo Notebook and ThinkStation models may allow arbitrary code...

CVE-2019-6156

In Lenovo systems, SMM BIOS Write Protection is used to prevent writes to SPI Flash. While this provides sufficient protection, an additional layer of protection is provided by SPI Protected Range Registers (PRx). Lenovo was notified that after resuming from S3 sleep mode in various versions of...