/usr/share/w3af/plugins/discovery/detectTransparentProxy.py is in w3af-console 1.1svn5547-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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detectTransparentProxy.py
Copyright 2006 Andres Riancho
This file is part of w3af, w3af.sourceforge.net .
w3af is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation version 2 of the License.
w3af is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with w3af; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
'''
import socket
import core.controllers.outputManager as om
import core.data.kb.knowledgeBase as kb
import core.data.kb.info as info
from core.data.options.option import option
from core.data.options.optionList import optionList
from core.controllers.basePlugin.baseDiscoveryPlugin import baseDiscoveryPlugin
from core.controllers.w3afException import w3afRunOnce
from core.controllers.misc.decorators import runonce
class detectTransparentProxy(baseDiscoveryPlugin):
'''
Find out if your ISP has a transparent proxy installed.
@author: Andres Riancho ( andres.riancho@gmail.com )
'''
def __init__(self):
baseDiscoveryPlugin.__init__(self)
@runonce(exc_class=w3afRunOnce)
def discover(self, fuzzable_request ):
'''
@parameter fuzzable_request: A fuzzable_request instance that contains
(among other things) the URL to test.
'''
if self._is_proxyed_conn( fuzzable_request ):
i = info.info()
i.setPluginName(self.getName())
i.setName( 'Transparent proxy detected' )
i.setURL( fuzzable_request.getURL() )
msg = 'Your ISP seems to have a transparent proxy installed, this can influence'
msg += ' w3af results.'
i.setDesc( msg )
kb.kb.append( self, 'detectTransparentProxy', i )
om.out.information( i.getDesc() )
else:
om.out.information( 'Your ISP has no transparent proxy.' )
return []
def _is_proxyed_conn( self, fuzzableRequest ):
'''
Make a connection to a "random" IP to port 80 and make a request for the
URL we are interested in.
@return: True if proxy is present.
'''
random_ips = [ '1.2.3.4', '5.6.7.8', '9.8.7.6', '1.2.1.2', '1.0.0.1',
'60.60.60.60', '44.44.44.44', '11.22.33.44', '11.22.33.11',
'7.99.7.99', '87.78.87.78']
for ip_address in random_ips:
sock_obj = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try:
sock_obj.connect( ( ip_address , 80) )
except:
return False
else:
continue
return True
def getOptions( self ):
'''
@return: A list of option objects for this plugin.
'''
ol = optionList()
return ol
def setOptions( self, OptionList ):
'''
This method sets all the options that are configured using the user interface
generated by the framework using the result of getOptions().
@parameter OptionList: A dictionary with the options for the plugin.
@return: No value is returned.
'''
pass
def getPluginDeps( self ):
'''
@return: A list with the names of the plugins that should be run before the
current one.
'''
return []
def getLongDesc( self ):
'''
@return: A DETAILED description of the plugin functions and features.
'''
return '''
This plugin tries to detect transparent proxies.
The procedure for detecting transparent proxies is simple, I try to connect
to a series of IP addresses, to the port 80, if all of them return an opened
socket, then it's the proxy server responding.
'''
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