mirror of
https://github.com/sqlmapproject/sqlmap.git
synced 2025-12-06 04:31:30 +00:00
After the storm, a restore..
This commit is contained in:
Bernardo Damele
318
lib/controller/checks.py
Normal file
318
lib/controller/checks.py
Normal file
@@ -0,0 +1,318 @@
|
||||
#!/usr/bin/env python
|
||||
|
||||
"""
|
||||
$Id: checks.py 357 2008-09-21 18:52:16Z inquisb $
|
||||
|
||||
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
|
||||
"""
|
||||
|
||||
|
||||
|
||||
import time
|
||||
|
||||
from lib.controller.action import action
|
||||
from lib.core.agent import agent
|
||||
from lib.core.common import randomInt
|
||||
from lib.core.common import randomStr
|
||||
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.session import setString
|
||||
from lib.request.connect import Connect as Request
|
||||
|
||||
|
||||
def checkSqlInjection(place, parameter, value, parenthesis):
|
||||
"""
|
||||
This function checks if the GET, POST, Cookie, User-Agent
|
||||
parameters are affected by a SQL injection vulnerability and
|
||||
identifies the type of SQL injection:
|
||||
|
||||
* Unescaped numeric injection
|
||||
* Single quoted string injection
|
||||
* Double quoted string injection
|
||||
"""
|
||||
|
||||
logMsg = "testing unescaped numeric injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
randInt = randomInt()
|
||||
randStr = randomStr()
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s%s AND %s%d=%d" % (value, ")" * parenthesis, "(" * parenthesis, randInt, randInt))
|
||||
trueResult = Request.queryPage(payload, place)
|
||||
|
||||
if trueResult == kb.defaultResult:
|
||||
payload = agent.payload(place, parameter, value, "%s%s AND %s%d=%d" % (value, ")" * parenthesis, "(" * parenthesis, randInt, randInt + 1))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "confirming unescaped numeric injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s%s AND %s%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "%s parameter '%s' is " % (place, parameter)
|
||||
logMsg += "unescaped numeric injectable "
|
||||
logMsg += "with %d parenthesis" % parenthesis
|
||||
logger.info(logMsg)
|
||||
|
||||
return "numeric"
|
||||
|
||||
logMsg = "%s parameter '%s' is not " % (place, parameter)
|
||||
logMsg += "unescaped numeric injectable"
|
||||
logger.info(logMsg)
|
||||
|
||||
logMsg = "testing single quoted string injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s'%s AND %s'%s'='%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr, randStr))
|
||||
trueResult = Request.queryPage(payload, place)
|
||||
|
||||
if trueResult == kb.defaultResult:
|
||||
payload = agent.payload(place, parameter, value, "%s'%s AND %s'%s'='%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr, randStr + 'A'))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "confirming single quoted string injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s'%s and %s%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "%s parameter '%s' is " % (place, parameter)
|
||||
logMsg += "single quoted string injectable "
|
||||
logMsg += "with %d parenthesis" % parenthesis
|
||||
logger.info(logMsg)
|
||||
|
||||
return "stringsingle"
|
||||
|
||||
logMsg = "%s parameter '%s' is not " % (place, parameter)
|
||||
logMsg += "single quoted string injectable"
|
||||
logger.info(logMsg)
|
||||
|
||||
logMsg = "testing LIKE single quoted string injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s'%s AND %s'%s' LIKE '%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr, randStr))
|
||||
trueResult = Request.queryPage(payload, place)
|
||||
|
||||
if trueResult == kb.defaultResult:
|
||||
payload = agent.payload(place, parameter, value, "%s'%s AND %s'%s' LIKE '%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr, randStr + 'A'))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "confirming LIKE single quoted string injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s'%s and %s%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "%s parameter '%s' is " % (place, parameter)
|
||||
logMsg += "LIKE single quoted string injectable "
|
||||
logMsg += "with %d parenthesis" % parenthesis
|
||||
logger.info(logMsg)
|
||||
|
||||
return "likesingle"
|
||||
|
||||
logMsg = "%s parameter '%s' is not " % (place, parameter)
|
||||
logMsg += "LIKE single quoted string injectable"
|
||||
logger.info(logMsg)
|
||||
|
||||
logMsg = "testing double quoted string injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s\"%s AND %s\"%s\"=\"%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr, randStr))
|
||||
trueResult = Request.queryPage(payload, place)
|
||||
|
||||
if trueResult == kb.defaultResult:
|
||||
payload = agent.payload(place, parameter, value, "%s\"%s AND %s\"%s\"=\"%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr, randStr + 'A'))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "confirming double quoted string injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s\"%s AND %s%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "%s parameter '%s' is " % (place, parameter)
|
||||
logMsg += "double quoted string injectable "
|
||||
logMsg += "with %d parenthesis" % parenthesis
|
||||
logger.info(logMsg)
|
||||
|
||||
return "stringdouble"
|
||||
|
||||
logMsg = "%s parameter '%s' is not " % (place, parameter)
|
||||
logMsg += "double quoted string injectable"
|
||||
logger.info(logMsg)
|
||||
|
||||
logMsg = "testing LIKE double quoted string injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s\"%s AND %s\"%s\" LIKE \"%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr, randStr))
|
||||
trueResult = Request.queryPage(payload, place)
|
||||
|
||||
if trueResult == kb.defaultResult:
|
||||
payload = agent.payload(place, parameter, value, "%s\"%s AND %s\"%s\" LIKE \"%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr, randStr + 'A'))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "confirming LIKE double quoted string injection "
|
||||
logMsg += "on %s parameter '%s'" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "%s\"%s and %s%s" % (value, ")" * parenthesis, "(" * parenthesis, randStr))
|
||||
falseResult = Request.queryPage(payload, place)
|
||||
|
||||
if falseResult != kb.defaultResult:
|
||||
logMsg = "%s parameter '%s' is " % (place, parameter)
|
||||
logMsg += "LIKE double quoted string injectable "
|
||||
logMsg += "with %d parenthesis" % parenthesis
|
||||
logger.info(logMsg)
|
||||
|
||||
return "likedouble"
|
||||
|
||||
logMsg = "%s parameter '%s' is not " % (place, parameter)
|
||||
logMsg += "LIKE double quoted string injectable"
|
||||
logger.info(logMsg)
|
||||
|
||||
return None
|
||||
|
||||
|
||||
def checkDynParam(place, parameter, value):
|
||||
"""
|
||||
This function checks if the url parameter is dynamic. If it is
|
||||
dynamic, the content of the page differs, otherwise the
|
||||
dynamicity might depend on another parameter.
|
||||
"""
|
||||
|
||||
logMsg = "testing if %s parameter '%s' is dynamic" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
randInt = randomInt()
|
||||
payload = agent.payload(place, parameter, value, str(randInt))
|
||||
dynResult1 = Request.queryPage(payload, place)
|
||||
|
||||
if kb.defaultResult == dynResult1:
|
||||
return False
|
||||
|
||||
logMsg = "confirming that %s parameter '%s' is dynamic" % (place, parameter)
|
||||
logger.info(logMsg)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "'%s" % randomStr())
|
||||
dynResult2 = Request.queryPage(payload, place)
|
||||
|
||||
payload = agent.payload(place, parameter, value, "\"%s" % randomStr())
|
||||
dynResult3 = Request.queryPage(payload, place)
|
||||
|
||||
condition = kb.defaultResult != dynResult2
|
||||
condition |= kb.defaultResult != dynResult3
|
||||
|
||||
return condition
|
||||
|
||||
|
||||
def checkStability():
|
||||
"""
|
||||
This function checks if the URL content is stable requesting the
|
||||
same page three times with a small delay within each request to
|
||||
assume that it is stable.
|
||||
|
||||
In case the content of the page differs when requesting
|
||||
the same page, the dynamicity might depend on other parameters,
|
||||
like for instance string matching (--string).
|
||||
"""
|
||||
|
||||
logMsg = "testing if the url is stable, wait a few seconds"
|
||||
logger.info(logMsg)
|
||||
|
||||
firstResult = Request.queryPage()
|
||||
time.sleep(0.5)
|
||||
|
||||
secondResult = Request.queryPage()
|
||||
time.sleep(0.5)
|
||||
|
||||
thirdResult = Request.queryPage()
|
||||
|
||||
condition = firstResult == secondResult
|
||||
condition &= secondResult == thirdResult
|
||||
|
||||
return condition
|
||||
|
||||
|
||||
def checkString():
|
||||
if not conf.string:
|
||||
return True
|
||||
|
||||
condition = (
|
||||
kb.resumedQueries.has_key(conf.url) and
|
||||
kb.resumedQueries[conf.url].has_key("String") and
|
||||
kb.resumedQueries[conf.url]["String"][:-1] == conf.string
|
||||
)
|
||||
|
||||
if condition:
|
||||
return True
|
||||
|
||||
logMsg = "testing if the provided string is within the "
|
||||
logMsg += "target URL page content"
|
||||
logger.info(logMsg)
|
||||
|
||||
page = Request.queryPage(content=True)
|
||||
|
||||
if conf.string in page:
|
||||
setString()
|
||||
return True
|
||||
else:
|
||||
errMsg = "you provided '%s' as the string to " % conf.string
|
||||
errMsg += "match, but such a string is not within the target "
|
||||
errMsg += "URL page content, please provide another string."
|
||||
logger.error(errMsg)
|
||||
|
||||
return False
|
||||
|
||||
|
||||
def checkConnection():
|
||||
logMsg = "testing connection to the target url"
|
||||
logger.info(logMsg)
|
||||
|
||||
try:
|
||||
kb.defaultResult = Request.queryPage()
|
||||
except sqlmapConnectionException, exceptionMsg:
|
||||
if conf.googleDork:
|
||||
exceptionMsg += ", skipping to next url"
|
||||
logger.warn(exceptionMsg)
|
||||
return False
|
||||
else:
|
||||
raise sqlmapConnectionException, exceptionMsg
|
||||
|
||||
return True
|
||||
Reference in New Issue
Block a user