CVE-2021-3971

A potential vulnerability by a driver used during older manufacturing processes on some consumer Lenovo Notebook devices that was mistakenly included in the BIOS image could allow an attacker with elevated privileges to modify firmware protection region by modifying an NVRAM variable.

A potential vulnerability by a driver used during older manufacturing processes on some consumer Lenovo Notebook devices that was mistakenly included in the BIOS image could allow an attacker with elevated privileges to modify firmware protection region by modifying an NVRAM variable.

Una posible vulnerabilidad de un controlador usado durante procesos de fabricación antiguos en algunos dispositivos Lenovo Notebook de consumo que fue incluido por error en la imagen de la BIOS podría permitir a un atacante con altos privilegios modificar la región de protección del firmware mediante la modificación de una variable de la NVRAM