The vulnerability of the Grub configuration file, related to default access rights settings, allows a perpetrator to gain access to confidential data.

The vulnerability of the Grub configuration file is related to the default access rights settings. Exploiting this vulnerability can allow an attacker to gain access to confidential data...

grub2: Crafted grub.cfg file can lead to arbitrary code execution during boot process

A flaw was found in grub2, prior to version 2.06. An attacker may use the GRUB 2 flaw to hijack and tamper the GRUB verification process. This flaw also allows the bypass of Secure Boot protections. In order to load an untrusted or modified kernel, an attacker would first need to establish access...