mirror of
https://github.com/sqlmapproject/sqlmap.git
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326 lines
12 KiB
Python
326 lines
12 KiB
Python
#!/usr/bin/env python
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"""
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Copyright (c) 2006-2021 sqlmap developers (https://sqlmap.org/)
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See the file 'LICENSE' for copying permission
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"""
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import re
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from lib.core.common import Backend
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from lib.core.common import Format
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from lib.core.common import hashDBRetrieve
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from lib.core.common import hashDBWrite
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from lib.core.compat import xrange
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from lib.core.convert import getUnicode
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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 FORK
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from lib.core.enums import HASHDB_KEYS
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from lib.core.enums import OS
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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.request import inject
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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, DBMS.MYSQL)
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def _commentCheck(self):
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infoMsg = "executing %s comment injection fingerprint" % DBMS.MYSQL
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logger.info(infoMsg)
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result = inject.checkBooleanExpression("[RANDNUM]=[RANDNUM]/* NoValue */")
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if not result:
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warnMsg = "unable to perform %s comment injection" % DBMS.MYSQL
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logger.warn(warnMsg)
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return None
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# Reference: https://downloads.mysql.com/archives/community/
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# Reference: https://dev.mysql.com/doc/relnotes/mysql/<major>.<minor>/en/
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versions = (
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(80000, 80029), # MySQL 8.0
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(60000, 60014), # MySQL 6.0
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(50700, 50737), # MySQL 5.7
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(50600, 50652), # MySQL 5.6
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(50500, 50563), # MySQL 5.5
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(50400, 50404), # MySQL 5.4
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(50100, 50174), # MySQL 5.1
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(50000, 50097), # MySQL 5.0
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(40100, 40131), # MySQL 4.1
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(40000, 40032), # MySQL 4.0
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(32300, 32359), # MySQL 3.23
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(32200, 32235), # MySQL 3.22
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)
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found = False
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for candidate in versions:
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result = inject.checkBooleanExpression("[RANDNUM]=[RANDNUM]/*!%d AND [RANDNUM1]=[RANDNUM2]*/" % candidate[0])
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if not result:
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found = True
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break
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if found:
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for version in xrange(candidate[1], candidate[0] - 1, -1):
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version = getUnicode(version)
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result = inject.checkBooleanExpression("[RANDNUM]=[RANDNUM]/*!%s AND [RANDNUM1]=[RANDNUM2]*/" % version)
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if not result:
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if version[0] == "3":
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midVer = version[1:3]
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else:
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midVer = version[2]
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trueVer = "%s.%s.%s" % (version[0], midVer, version[3:])
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return trueVer
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return None
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def getFingerprint(self):
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fork = hashDBRetrieve(HASHDB_KEYS.DBMS_FORK)
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if fork is None:
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if inject.checkBooleanExpression("VERSION() LIKE '%MariaDB%'"):
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fork = FORK.MARIADB
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elif inject.checkBooleanExpression("VERSION() LIKE '%TiDB%'"):
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fork = FORK.TIDB
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elif inject.checkBooleanExpression("@@VERSION_COMMENT LIKE '%drizzle%'"):
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fork = FORK.DRIZZLE
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elif inject.checkBooleanExpression("@@VERSION_COMMENT LIKE '%Percona%'"):
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fork = FORK.PERCONA
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elif inject.checkBooleanExpression("AURORA_VERSION() LIKE '%'"): # Reference: https://aws.amazon.com/premiumsupport/knowledge-center/aurora-version-number/
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fork = FORK.AURORA
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else:
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fork = ""
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hashDBWrite(HASHDB_KEYS.DBMS_FORK, fork)
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value = ""
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wsOsFp = Format.getOs("web server", kb.headersFp)
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if wsOsFp and not conf.api:
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value += "%s\n" % wsOsFp
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if kb.data.banner:
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dbmsOsFp = Format.getOs("back-end DBMS", kb.bannerFp)
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if dbmsOsFp and not conf.api:
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value += "%s\n" % dbmsOsFp
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value += "back-end DBMS: "
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actVer = Format.getDbms()
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if not conf.extensiveFp:
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value += actVer
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if fork:
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value += " (%s fork)" % fork
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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 = Format.getDbms([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.get("dbmsVersion")
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if banVer:
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if banVer and re.search(r"-log$", kb.data.banner or ""):
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banVer += ", logging enabled"
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banVer = Format.getDbms([banVer])
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value += "\n%sbanner parsing fingerprint: %s" % (blank, banVer)
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htmlErrorFp = Format.getErrorParsedDBMSes()
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if htmlErrorFp:
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value += "\n%shtml error message fingerprint: %s" % (blank, htmlErrorFp)
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if fork:
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value += "\n%sfork fingerprint: %s" % (blank, fork)
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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 not conf.extensiveFp and Backend.isDbmsWithin(MYSQL_ALIASES):
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setDbms("%s %s" % (DBMS.MYSQL, Backend.getVersion()))
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if Backend.isVersionGreaterOrEqualThan("5"):
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kb.data.has_information_schema = True
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self.getBanner()
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return True
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infoMsg = "testing %s" % DBMS.MYSQL
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logger.info(infoMsg)
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result = inject.checkBooleanExpression("QUARTER(NULL) IS NULL")
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if result:
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infoMsg = "confirming %s" % DBMS.MYSQL
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logger.info(infoMsg)
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result = inject.checkBooleanExpression("SESSION_USER() LIKE USER()")
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if not result:
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# Note: MemSQL doesn't support SESSION_USER()
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result = inject.checkBooleanExpression("GEOGRAPHY_AREA(NULL) IS NULL")
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if result:
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hashDBWrite(HASHDB_KEYS.DBMS_FORK, FORK.MEMSQL)
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if not result:
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warnMsg = "the back-end DBMS is not %s" % DBMS.MYSQL
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logger.warn(warnMsg)
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return False
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# reading information_schema on some platforms is causing annoying timeout exits
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# Reference: http://bugs.mysql.com/bug.php?id=15855
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kb.data.has_information_schema = True
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# Determine if it is MySQL >= 8.0.0
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if inject.checkBooleanExpression("ISNULL(JSON_STORAGE_FREE(NULL))"):
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Backend.setVersion(">= 8.0.0")
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setDbms("%s 8" % DBMS.MYSQL)
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self.getBanner()
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# Determine if it is MySQL >= 5.0.0
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elif inject.checkBooleanExpression("ISNULL(TIMESTAMPADD(MINUTE,[RANDNUM],NULL))"):
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Backend.setVersion(">= 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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infoMsg = "actively fingerprinting %s" % DBMS.MYSQL
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logger.info(infoMsg)
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# Check if it is MySQL >= 5.7
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if inject.checkBooleanExpression("ISNULL(JSON_QUOTE(NULL))"):
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Backend.setVersion(">= 5.7")
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# Check if it is MySQL >= 5.6
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elif inject.checkBooleanExpression("ISNULL(VALIDATE_PASSWORD_STRENGTH(NULL))"):
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Backend.setVersion(">= 5.6")
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# Check if it is MySQL >= 5.5
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elif inject.checkBooleanExpression("TO_SECONDS(950501)>0"):
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Backend.setVersion(">= 5.5")
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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("[RANDNUM]=(SELECT [RANDNUM] FROM information_schema.GLOBAL_STATUS LIMIT 0, 1)"):
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Backend.setVersionList([">= 5.1.12", "< 5.5.0"])
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elif inject.checkBooleanExpression("[RANDNUM]=(SELECT [RANDNUM] FROM information_schema.PROCESSLIST LIMIT 0, 1)"):
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Backend.setVersionList([">= 5.1.7", "< 5.1.12"])
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elif inject.checkBooleanExpression("[RANDNUM]=(SELECT [RANDNUM] FROM information_schema.PARTITIONS LIMIT 0, 1)"):
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Backend.setVersion("= 5.1.6")
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elif inject.checkBooleanExpression("[RANDNUM]=(SELECT [RANDNUM] FROM information_schema.PLUGINS LIMIT 0, 1)"):
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Backend.setVersionList([">= 5.1.5", "< 5.1.6"])
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else:
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Backend.setVersionList([">= 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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Backend.setVersionList([">= 5.0.38", "< 5.1.2"])
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elif inject.checkBooleanExpression("@@character_set_filesystem=@@character_set_filesystem"):
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Backend.setVersionList([">= 5.0.19", "< 5.0.38"])
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elif not inject.checkBooleanExpression("[RANDNUM]=(SELECT [RANDNUM] FROM DUAL WHERE [RANDNUM1]!=[RANDNUM2])"):
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Backend.setVersionList([">= 5.0.11", "< 5.0.19"])
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elif inject.checkBooleanExpression("@@div_precision_increment=@@div_precision_increment"):
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Backend.setVersionList([">= 5.0.6", "< 5.0.11"])
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elif inject.checkBooleanExpression("@@automatic_sp_privileges=@@automatic_sp_privileges"):
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Backend.setVersionList([">= 5.0.3", "< 5.0.6"])
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else:
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Backend.setVersionList([">= 5.0.0", "< 5.0.3"])
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elif inject.checkBooleanExpression("DATABASE() LIKE SCHEMA()"):
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Backend.setVersion(">= 5.0.2")
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setDbms("%s 5" % DBMS.MYSQL)
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self.getBanner()
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elif inject.checkBooleanExpression("STRCMP(LOWER(CURRENT_USER()), UPPER(CURRENT_USER()))=0"):
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Backend.setVersion("< 5.0.0")
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setDbms("%s 4" % DBMS.MYSQL)
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self.getBanner()
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kb.data.has_information_schema = False
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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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Backend.setVersionList([">= 4.1.11", "< 5.0.0"])
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elif inject.checkBooleanExpression("2=(SELECT COERCIBILITY(USER()))"):
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Backend.setVersionList([">= 4.1.1", "< 4.1.11"])
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elif inject.checkBooleanExpression("CURRENT_USER()=CURRENT_USER()"):
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Backend.setVersionList([">= 4.0.6", "< 4.1.1"])
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if inject.checkBooleanExpression("'utf8'=(SELECT CHARSET(CURRENT_USER()))"):
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Backend.setVersion("= 4.1.0")
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else:
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Backend.setVersionList([">= 4.0.6", "< 4.1.0"])
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else:
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Backend.setVersionList([">= 4.0.0", "< 4.0.6"])
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else:
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Backend.setVersion("< 4.0.0")
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setDbms("%s 3" % DBMS.MYSQL)
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self.getBanner()
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kb.data.has_information_schema = False
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return True
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else:
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warnMsg = "the back-end DBMS is not %s" % DBMS.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 Backend.getOs():
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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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result = inject.checkBooleanExpression("'W'=UPPER(MID(@@version_compile_os,1,1))")
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if result:
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Backend.setOs(OS.WINDOWS)
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elif not result:
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Backend.setOs(OS.LINUX)
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if Backend.getOs():
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infoMsg = "the back-end DBMS operating system is %s" % Backend.getOs()
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logger.info(infoMsg)
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else:
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self.userChooseDbmsOs()
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self.cleanup(onlyFileTbl=True)
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