metasploit-framework/modules/auxiliary/fuzzers/http/http_get_uri_strings.rb

88 lines
2.2 KiB
Ruby

##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# web site for more information on licensing and terms of use.
# http://metasploit.com/
##
require 'msf/core'
class Metasploit3 < Msf::Auxiliary
include Msf::Exploit::Remote::Tcp
include Msf::Auxiliary::Fuzzer
def initialize(info = {})
super(update_info(info,
'Name' => 'HTTP GET Request URI Fuzzer (Fuzzer Strings)',
'Description' => %q{
This module sends a series of HTTP GET request with malicious URIs.
},
'Author' => [ 'nullthreat' ],
'License' => MSF_LICENSE
))
register_options([
Opt::RPORT(80),
OptString.new("VHOST", [false, "The virtual host name to use in requests"]),
OptString.new("URIBASE", [true, "The base URL to use for the request fuzzer", "/"])
], self.class)
end
def do_http_get(uri='',opts={})
@connected = false
connect
@connected = true
sock.put("GET #{uri} HTTP/1.1\r\nHost: #{datastore['VHOST'] || rhost}\r\n\r\n")
sock.get_once(-1, opts[:timeout] || 0.01)
end
def run
last_str = nil
last_inp = nil
last_err = nil
pre = make_http_uri_base
cnt = 0
fuzz_strings do |str|
cnt += 1
# XXX: Encode the string or leave it raw? Best to make a new boolean option to enable/disable this
uri = pre + str
if(cnt % 100 == 0)
print_status("Fuzzing with iteration #{cnt} using #{@last_fuzzer_input}")
end
begin
r = do_http_get(uri,:timeout => 0.50)
rescue ::Interrupt
print_status("Exiting on interrupt: iteration #{cnt} using #{@last_fuzzer_input}")
raise $!
rescue ::Exception => e
last_err = e
ensure
disconnect
end
if(not @connected)
if(last_str)
print_status("The service may have crashed: iteration:#{cnt-1} method=#{last_inp} uri=''#{last_str}'' error=#{last_err}")
else
print_status("Could not connect to the service: #{last_err}")
end
return
end
last_str = str
last_inp = @last_fuzzer_input
end
end
def make_http_uri_base
datastore['URIBASE']
end
end