Slide 18
Slide 18 text
#!/usr/bin/python
import socket,ssl
from BaseHTTPServer import BaseHTTPRequestHandler,HTTPServer
from websocket import create_connection, WebSocket
from urlparse import parse_qs
import argparse
import os
LOOP_BACK_PORT_NUMBER = 8000
def FuzzWebSocket(fuzz_value):
print fuzz_value
ws.send(ws_message.replace("[FUZZ]", str(fuzz_value[0])))
result = ws.recv()
return result
def LoadMessage(file):
file_contents = ""
try:
if os.path.isfile(file):
f = open(file,'r')
file_contents = f.read()
f.close()
except:
print ("Error reading file: %s" % file)
exit()
return file_contents
class myWebServer(BaseHTTPRequestHandler):
#Handler for the GET requests
def do_GET(self):
qs = parse_qs(self.path[2:])
fuzz_value = qs['fuzz']
result = FuzzWebSocket(fuzz_value)
self.send_response(200)
self.send_header('Content-type','text/html')
self.end_headers()
self.wfile.write(result)
return
parser = argparse.ArgumentParser(description='Web Socket
Harness: Use traditional tools to assess web sockets')
parser.add_argument('-u','--url', help='The remote WebSocket
URL to target.',required=True)
parser.add_argument('-m','--message', help='A file that
contains the WebSocket message template to send. Please
place [FUZZ] where injection is desired.',required=True)
args = parser.parse_args()
ws_message = LoadMessage(args.message)
ws = create_connection(args.url,sslopt={"cert_reqs":
ssl.CERT_NONE},header={},http_proxy_host="",
http_proxy_port=8080)
try:
#Create a web server and define the handler to manage
the
#incoming request
server = HTTPServer(('', LOOP_BACK_PORT_NUMBER),
myWebServer)
print 'Started httpserver on port ' ,
LOOP_BACK_PORT_NUMBER
#Wait forever for incoming http requests
server.serve_forever()
except KeyboardInterrupt:
print '^C received, shutting down the web server'