mirror of
https://github.com/sqlmapproject/sqlmap.git
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191 lines
6.8 KiB
Python
191 lines
6.8 KiB
Python
#!/usr/bin/env python
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"""
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$Id$
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Copyright (c) 2006-2011 sqlmap developers (http://www.sqlmap.org/)
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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 Backend
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from lib.core.common import Format
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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 OS
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from lib.core.session import setDbms
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from lib.core.settings import PGSQL_ALIASES
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from lib.core.settings import PGSQL_SYSTEM_DBS
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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, DBMS.PGSQL)
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def getFingerprint(self):
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value = ""
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wsOsFp = Format.getOs("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 = Format.getOs("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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if not conf.extensiveFp:
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value += DBMS.PGSQL
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return value
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actVer = Format.getDbms()
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blank = " " * 15
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value += "active fingerprint: %s" % actVer
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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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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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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://www.postgresql.org/docs/8.4/interactive/release.html (up to 8.4.2)
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"""
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if not conf.extensiveFp and (Backend.isDbmsWithin(PGSQL_ALIASES) or conf.dbms in PGSQL_ALIASES):
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setDbms(DBMS.PGSQL)
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self.getBanner()
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return True
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infoMsg = "testing %s" % DBMS.PGSQL
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logger.info(infoMsg)
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randInt = getUnicode(randomInt(1))
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result = inject.checkBooleanExpression("%s::int=%s" % (randInt, randInt))
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if result:
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infoMsg = "confirming %s" % DBMS.PGSQL
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logger.info(infoMsg)
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result = inject.checkBooleanExpression("COALESCE(%s, NULL)=%s" % (randInt, randInt))
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if not result:
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warnMsg = "the back-end DBMS is not %s" % DBMS.PGSQL
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logger.warn(warnMsg)
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return False
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setDbms(DBMS.PGSQL)
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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.PGSQL
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logger.info(infoMsg)
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if inject.checkBooleanExpression("LENGTH(TO_CHAR(1, 'EEEE'))>0"):
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Backend.setVersion(">= 9.0.0")
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elif inject.checkBooleanExpression("2=(SELECT DIV(6, 3))"):
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Backend.setVersionList([">= 8.4.0", "< 9.0.0"])
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elif inject.checkBooleanExpression("EXTRACT(ISODOW FROM CURRENT_TIMESTAMP)<8"):
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Backend.setVersionList([">= 8.3.0", "< 8.4.0"])
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elif inject.checkBooleanExpression("ISFINITE(TRANSACTION_TIMESTAMP())"):
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Backend.setVersionList([">= 8.2.0", "< 8.3.0"])
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elif inject.checkBooleanExpression("9=(SELECT GREATEST(5, 9, 1))"):
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Backend.setVersionList([">= 8.1.0", "< 8.2.0"])
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elif inject.checkBooleanExpression("3=(SELECT WIDTH_BUCKET(5.35, 0.024, 10.06, 5))"):
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Backend.setVersionList([">= 8.0.0", "< 8.1.0"])
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elif inject.checkBooleanExpression("'d'=(SELECT SUBSTR(MD5('sqlmap'), 1, 1))"):
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Backend.setVersionList([">= 7.4.0", "< 8.0.0"])
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elif inject.checkBooleanExpression("'p'=(SELECT SUBSTR(CURRENT_SCHEMA(), 1, 1))"):
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Backend.setVersionList([">= 7.3.0", "< 7.4.0"])
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elif inject.checkBooleanExpression("8=(SELECT BIT_LENGTH(1))"):
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Backend.setVersionList([">= 7.2.0", "< 7.3.0"])
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elif inject.checkBooleanExpression("'a'=(SELECT SUBSTR(QUOTE_LITERAL('a'), 2, 1))"):
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Backend.setVersionList([">= 7.1.0", "< 7.2.0"])
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elif inject.checkBooleanExpression("8=(SELECT POW(2, 3))"):
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Backend.setVersionList([">= 7.0.0", "< 7.1.0"])
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elif inject.checkBooleanExpression("'a'=(SELECT MAX('a'))"):
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Backend.setVersionList([">= 6.5.0", "< 6.5.3"])
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elif inject.checkBooleanExpression("VERSION()=VERSION()"):
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Backend.setVersionList([">= 6.4.0", "< 6.5.0"])
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elif inject.checkBooleanExpression("2=(SELECT SUBSTR(CURRENT_DATE, 1, 1))"):
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Backend.setVersionList([">= 6.3.0", "< 6.4.0"])
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elif inject.checkBooleanExpression("'s'=(SELECT SUBSTRING('sqlmap', 1, 1))"):
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Backend.setVersionList([">= 6.2.0", "< 6.3.0"])
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else:
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Backend.setVersion("< 6.2.0")
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return True
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else:
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warnMsg = "the back-end DBMS is not %s" % DBMS.PGSQL
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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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self.createSupportTbl(self.fileTblName, self.tblField, "character(10000)")
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inject.goStacked("INSERT INTO %s(%s) VALUES (%s)" % (self.fileTblName, self.tblField, "VERSION()"))
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# Windows executables should always have ' Visual C++' or ' mingw'
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# patterns within the banner
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osWindows = ( " Visual C++", "mingw" )
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for osPattern in osWindows:
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query = "(SELECT LENGTH(%s) FROM %s WHERE %s " % (self.tblField, self.fileTblName, self.tblField)
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query += "LIKE '%" + osPattern + "%')>0"
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if inject.checkBooleanExpression(query):
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Backend.setOs(OS.WINDOWS)
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break
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if Backend.getOs() is None:
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Backend.setOs(OS.LINUX)
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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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self.cleanup(onlyFileTbl=True)
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def forceDbmsEnum(self):
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if conf.db not in PGSQL_SYSTEM_DBS and conf.db != "public":
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conf.db = "public"
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warnMsg = "on %s it is only possible to enumerate " % DBMS.PGSQL
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warnMsg += "on the current schema and on system databases, "
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warnMsg += "sqlmap is going to use 'public' schema as "
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warnMsg += "database name"
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logger.warn(warnMsg)
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