123 lines
2.6 KiB
Ruby
123 lines
2.6 KiB
Ruby
##
|
|
# $Id$
|
|
##
|
|
|
|
##
|
|
# This file is part of the Metasploit Framework and may be subject to
|
|
# redistribution and commercial restrictions. Please see the Metasploit
|
|
# Framework web site for more information on licensing and terms of use.
|
|
# http://metasploit.com/framework/
|
|
##
|
|
|
|
require 'msf/core'
|
|
|
|
class Metasploit3 < Msf::Auxiliary
|
|
|
|
include Msf::Exploit::Remote::Tcp
|
|
include Msf::Auxiliary::Report
|
|
include Msf::Auxiliary::Scanner
|
|
|
|
def initialize
|
|
super(
|
|
'Name' => 'SIP Endpoint Scanner (TCP)',
|
|
'Version' => '$Revision$',
|
|
'Description' => 'Scan for SIP devices using OPTIONS requests',
|
|
'Author' => 'hdm',
|
|
'License' => MSF_LICENSE
|
|
)
|
|
|
|
register_options(
|
|
[
|
|
OptInt.new('BATCHSIZE', [true, 'The number of hosts to probe in each set', 256]),
|
|
OptString.new('TO', [ false, "The destination username to probe at each host", "nobody"]),
|
|
Opt::RPORT(5060)
|
|
], self.class)
|
|
end
|
|
|
|
# Operate on a single system at a time
|
|
def run_host(ip)
|
|
|
|
begin
|
|
idx = 0
|
|
|
|
connect
|
|
sock.put(create_probe(ip))
|
|
res = sock.get_once(-1, 5)
|
|
parse_reply(res) if res
|
|
|
|
rescue ::Interrupt
|
|
raise $!
|
|
ensure
|
|
disconnect
|
|
end
|
|
end
|
|
|
|
#
|
|
# The response parser
|
|
#
|
|
def parse_reply(resp)
|
|
|
|
rcode = resp.split(/\s+/)[0]
|
|
agent = ''
|
|
verbs = ''
|
|
serv = ''
|
|
prox = ''
|
|
|
|
if(resp =~ /^User-Agent:\s*(.*)$/i)
|
|
agent = "agent='#{$1.strip}' "
|
|
end
|
|
|
|
if(resp =~ /^Allow:\s+(.*)$/i)
|
|
verbs = "verbs='#{$1.strip}' "
|
|
end
|
|
|
|
if(resp =~ /^Server:\s+(.*)$/)
|
|
serv = "server='#{$1.strip}' "
|
|
end
|
|
|
|
if(resp =~ /^Proxy-Require:\s+(.*)$/)
|
|
serv = "proxy-required='#{$1.strip}' "
|
|
end
|
|
|
|
print_status("#{rhost} #{rcode} #{agent}#{serv}#{prox}#{verbs}")
|
|
|
|
report_service(
|
|
:host => rhost,
|
|
:port => rport,
|
|
:proto => 'tcp',
|
|
:name => 'sip'
|
|
)
|
|
|
|
if(not agent.empty?)
|
|
report_note(
|
|
:host => rhost,
|
|
:type => 'sip_useragent',
|
|
:data => agent
|
|
)
|
|
end
|
|
end
|
|
|
|
def create_probe(ip)
|
|
suser = Rex::Text.rand_text_alphanumeric(rand(8)+1)
|
|
shost = Rex::Socket.source_address(ip)
|
|
src = "#{shost}:#{datastore['RPORT']}"
|
|
|
|
data = "OPTIONS sip:#{datastore['TO']}@#{ip} SIP/2.0\r\n"
|
|
data << "Via: SIP/2.0/TCP #{src};branch=z9hG4bK.#{"%.8x" % rand(0x100000000)};rport;alias\r\n"
|
|
data << "From: sip:#{suser}@#{src};tag=70c00e8c\r\n"
|
|
data << "To: sip:#{datastore['TO']}@#{ip}\r\n"
|
|
data << "Call-ID: #{rand(0x100000000)}@#{shost}\r\n"
|
|
data << "CSeq: 1 OPTIONS\r\n"
|
|
data << "Contact: sip:#{suser}@#{src}\r\n"
|
|
data << "Max-Forwards: 20\r\n"
|
|
data << "User-Agent: #{suser}\r\n"
|
|
data << "Accept: text/plain\r\n"
|
|
data << "Content-Length: 0\r\n"
|
|
data << "\r\n"
|
|
data
|
|
end
|
|
|
|
|
|
end
|
|
|