sqlmap/lib/controller/controller.py

245 lines
8.4 KiB
Python

#!/usr/bin/env python
"""
$Id$
This file is part of the sqlmap project, http://sqlmap.sourceforge.net.
Copyright (c) 2006-2008 Bernardo Damele A. G. <bernardo.damele@gmail.com>
and Daniele Bellucci <daniele.bellucci@gmail.com>
sqlmap 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.
sqlmap 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 sqlmap; if not, write to the Free Software Foundation, Inc., 51
Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
"""
from lib.controller.action import action
from lib.controller.checks import checkSqlInjection
from lib.controller.checks import checkDynParam
from lib.controller.checks import checkStability
from lib.controller.checks import checkString
from lib.controller.checks import checkConnection
from lib.core.common import paramToDict
from lib.core.common import readInput
from lib.core.data import conf
from lib.core.data import kb
from lib.core.data import logger
from lib.core.exception import sqlmapConnectionException
from lib.core.exception import sqlmapNotVulnerableException
from lib.core.session import setInjection
from lib.core.target import createTargetDirs
from lib.core.target import initTargetEnv
from lib.utils.parenthesis import checkForParenthesis
def __selectInjection(injData):
"""
Selection function for injection place, parameters and type.
"""
message = "there were multiple injection points, please select the "
message += "one to use to go ahead:\n"
for i in xrange(0, len(injData)):
injPlace = injData[i][0]
injParameter = injData[i][1]
injType = injData[i][2]
message += "[%d] place: %s, parameter: " % (i, injPlace)
message += "%s, type: %s" % (injParameter, injType)
if i == 0:
message += " (default)"
message += "\n"
message += "[q] Quit\nChoice: "
select = readInput(message, default="0")
if not select:
index = 0
elif select.isdigit() and int(select) < len(injData) and int(select) >= 0:
index = int(select)
elif select[0] in ( "Q", "q" ):
return "Quit"
else:
warnMsg = "Invalid choice, retry"
logger.warn(warnMsg)
__selectInjection(injData)
return injData[index]
def start():
"""
This function calls a function that performs checks on both URL
stability and all GET, POST, Cookie and User-Agent parameters to
check if they are dynamic and SQL injection affected
"""
if conf.url:
kb.targetUrls[conf.url] = None
if conf.configFile and not kb.targetUrls:
errMsg = "you did not edit the configuration file properly, set "
errMsg += "the target url, list of targets or google dork"
logger.error(errMsg)
hostCount = 0
injData = []
receivedCookies = []
cookieStr = ""
setCookieAsInjectable = True
for targetUrl, _ in kb.targetUrls.items():
if conf.multipleTargets:
hostCount += 1
message = "url %d: %s, " % (hostCount, targetUrl)
message += "do you want to test this url? [Y/n/q] "
test = readInput(message, default="Y")
if not test:
pass
elif test[0] in ("n", "N"):
continue
elif test[0] in ("q", "Q"):
break
logMsg = "testing url %s" % targetUrl
logger.info(logMsg)
conf.url = targetUrl
initTargetEnv()
if not checkConnection() or not checkString():
continue
for _, cookie in enumerate(conf.cj):
cookie = str(cookie)
index = cookie.index(" for ")
cookieStr += "%s;" % cookie[8:index]
if cookieStr:
cookieStr = cookieStr[:-1]
if "Cookie" in conf.parameters:
message = "you provided an HTTP Cookie header value. "
message += "The target url provided its own Cookie within "
message += "the HTTP Set-Cookie header. Do you want to "
message += "continue using the HTTP Cookie values that "
message += "you provided? [Y/n] "
test = readInput(message, default="Y")
if not test or test[0] in ("y", "Y"):
setCookieAsInjectable = False
if setCookieAsInjectable:
conf.httpHeaders.append(("Cookie", cookieStr))
conf.parameters["Cookie"] = cookieStr.replace("%", "%%")
__paramDict = paramToDict("Cookie", cookieStr)
if __paramDict:
conf.paramDict["Cookie"] = __paramDict
__testableParameters = True
if not kb.injPlace or not kb.injParameter or not kb.injType:
if not conf.string:
if checkStability():
logMsg = "url is stable"
logger.info(logMsg)
else:
errMsg = "url is not stable, try with --string option, refer "
errMsg += "to the user's manual paragraph 'String match' "
errMsg += "for details"
if conf.multipleTargets:
errMsg += ", skipping to next url"
logger.warn(errMsg)
continue
else:
raise sqlmapConnectionException, errMsg
for place in conf.parameters.keys():
if not conf.paramDict.has_key(place):
continue
paramDict = conf.paramDict[place]
for parameter, value in paramDict.items():
if not checkDynParam(place, parameter, value):
warnMsg = "%s parameter '%s' is not dynamic" % (place, parameter)
logger.warn(warnMsg)
else:
logMsg = "%s parameter '%s' is dynamic" % (place, parameter)
logger.info(logMsg)
for parenthesis in range(0, 4):
logMsg = "testing sql injection on %s " % place
logMsg += "parameter '%s' with " % parameter
logMsg += "%d parenthesis" % parenthesis
logger.info(logMsg)
injType = checkSqlInjection(place, parameter, value, parenthesis)
if injType:
injData.append((place, parameter, injType))
break
else:
warnMsg = "%s parameter '%s' is not " % (place, parameter)
warnMsg += "injectable with %d parenthesis" % parenthesis
logger.warn(warnMsg)
if not kb.injPlace or not kb.injParameter or not kb.injType:
if len(injData) == 1:
injDataSelected = injData[0]
elif len(injData) > 1:
injDataSelected = __selectInjection(injData)
else:
return
if injDataSelected == "Quit":
return
else:
kb.injPlace, kb.injParameter, kb.injType = injDataSelected
setInjection()
if not conf.multipleTargets and ( not kb.injPlace or not kb.injParameter or not kb.injType ):
raise sqlmapNotVulnerableException, "all parameters are not injectable"
elif kb.injPlace and kb.injParameter and kb.injType:
condition = False
if conf.multipleTargets:
message = "do you want to exploit this SQL injection? [Y/n] "
exploit = readInput(message, default="Y")
if not exploit or exploit[0] in ("y", "Y"):
condition = True
else:
condition = True
if condition:
checkForParenthesis()
createTargetDirs()
action()
if conf.loggedToOut:
logger.info("Fetched data logged to text files under '%s'" % conf.outputPath)