CVE-2022-34301 - Microsoft Windows Server 2022, Redhat Enterprise Linux and Microsoft Windows 8.1
A flaw was found in CryptoPro Secure Disk bootloaders before 2022-06-01. An attacker may use this bootloader to bypass or tamper with Secure Boot protections. In order to load and execute arbitrary code in the pre-boot stage, an attacker simply needs to replace the existing signed bootloader currently in use with this bootloader. Access to the EFI System Partition is required for booting using external media.
Affected software
Microsoft Windows Server 2022
Redhat Enterprise Linux
Microsoft Windows 8.1
Microsoft Windows Server 2012
Kidan Cryptopro Securedisk For Bitlocker
Microsoft Windows Server 2016
Microsoft Windows 11
Microsoft Windows Server 2019
Microsoft Windows Rt 8.1
Microsoft Windows 10