Machine Synopsis

Conceal is a "hard" difficulty Windows which teaches enumeration of IKE protocol and Conceal configuring IPSec in transport mode. Once configured and working the firewall goes down and a shell can be uploaded via FTP and executed. On listing the hotfixes the box is found vulnerable to ALPC Task Scheduler LPE. Alternatively, SeImpersonatePrivilege granted to the user allows to obtain a SYSTEM shell.