#!/usr/bin/env python """ $Id$ Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/) See the file 'doc/COPYING' for copying permission """ import codecs import ctypes import inspect import os import random import re import socket import string import sys import time import urlparse import ntpath import posixpath import httplib from ConfigParser import DEFAULTSECT from ConfigParser import RawConfigParser from StringIO import StringIO from difflib import SequenceMatcher from math import sqrt from subprocess import PIPE from subprocess import Popen as execute from tempfile import NamedTemporaryFile from tempfile import mkstemp from xml.etree import ElementTree as ET from xml.dom import minidom from xml.sax import parse from extra.cloak.cloak import decloak from lib.contrib import magic from lib.core.data import conf from lib.core.data import dbmsDict from lib.core.data import kb from lib.core.data import logger from lib.core.data import paths from lib.core.data import queries from lib.core.convert import htmlunescape from lib.core.convert import urlencode from lib.core.enums import DBMS from lib.core.enums import PLACE from lib.core.enums import PAYLOAD from lib.core.enums import SORTORDER from lib.core.exception import sqlmapDataException from lib.core.exception import sqlmapFilePathException from lib.core.exception import sqlmapGenericException from lib.core.exception import sqlmapNoneDataException from lib.core.exception import sqlmapMissingDependence from lib.core.exception import sqlmapSyntaxException from lib.core.optiondict import optDict from lib.core.settings import DESCRIPTION from lib.core.settings import IS_WIN from lib.core.settings import PLATFORM from lib.core.settings import SITE from lib.core.settings import ERROR_PARSING_REGEXES from lib.core.settings import NON_CONTROL_CHAR_REGEX from lib.core.settings import SQL_STATEMENTS from lib.core.settings import SUPPORTED_DBMS from lib.core.settings import UNKNOWN_DBMS_VERSION from lib.core.settings import VERSION_STRING from lib.core.settings import DUMP_NEWLINE_MARKER from lib.core.settings import DUMP_CR_MARKER from lib.core.settings import DUMP_DEL_MARKER from lib.core.settings import DUMP_TAB_MARKER from lib.core.settings import DUMP_START_MARKER from lib.core.settings import DUMP_STOP_MARKER from lib.core.settings import MIN_TIME_RESPONSES from lib.core.settings import TIME_STDEV_COEFF from lib.core.settings import DYNAMICITY_MARK_LENGTH from lib.core.threads import getCurrentThreadData class UnicodeRawConfigParser(RawConfigParser): """ RawConfigParser with unicode writing support """ def write(self, fp): """ Write an .ini-format representation of the configuration state. """ if self._defaults: fp.write("[%s]\n" % DEFAULTSECT) for (key, value) in self._defaults.items(): fp.write("%s = %s\n" % (key, getUnicode(value, conf.dataEncoding).replace('\n', '\n\t'))) fp.write("\n") for section in self._sections: fp.write("[%s]\n" % section) for (key, value) in self._sections[section].items(): if key != "__name__": if value is None: fp.write("%s\n" % (key)) else: fp.write("%s = %s\n" % (key, getUnicode(value, conf.dataEncoding).replace('\n', '\n\t'))) fp.write("\n") class DynamicContentItem: """ Represents line in content page with dynamic properties (candidate for removal prior detection phase) """ def __init__(self, lineNumber, pageTotal, lineContentBefore, lineContentAfter): self.lineNumber = lineNumber self.pageTotal = pageTotal self.lineContentBefore = lineContentBefore self.lineContentAfter = lineContentAfter def paramToDict(place, parameters=None): """ Split the parameters into names and values, check if these parameters are within the testable parameters and return in a dictionary. @param place: where sqlmap has to work, can be GET, POST or Cookie. @type place: C{str} @param parameters: parameters string in the format for instance 'p1=v1&p2=v2' (GET and POST) or 'p1=v1;p2=v2' (Cookie). @type parameters: C{str} @return: the parameters in a dictionary. @rtype: C{str} """ testableParameters = {} if conf.parameters.has_key(place) and not parameters: parameters = conf.parameters[place] if place != "POSTxml": parameters = parameters.replace(", ", ",") if place == PLACE.COOKIE: splitParams = parameters.split(";") else: splitParams = parameters.split("&") for element in splitParams: elem = element.split("=") if len(elem) == 2: parameter = elem[0].replace(" ", "") condition = not conf.testParameter condition |= parameter in conf.testParameter if condition: testableParameters[parameter] = elem[1] else: root = ET.XML(parameters) iterator = root.getiterator() for child in iterator: parameter = child.tag if "}" in parameter: testParam = parameter.split("}")[1] else: testParam = parameter condition = not conf.testParameter condition |= testParam in conf.testParameter if condition: testableParameters[parameter] = child.text if conf.testParameter and not testableParameters: paramStr = ", ".join(test for test in conf.testParameter) if len(conf.testParameter) > 1: warnMsg = "the testable parameters '%s' " % paramStr warnMsg += "you provided are not into the %s" % place else: parameter = conf.testParameter[0] warnMsg = "the testable parameter '%s' " % paramStr warnMsg += "you provided is not into the %s" % place logger.warn(warnMsg) elif len(conf.testParameter) != len(testableParameters.keys()): for parameter in conf.testParameter: if not testableParameters.has_key(parameter): warnMsg = "the testable parameter '%s' " % parameter warnMsg += "you provided is not into the %s" % place logger.warn(warnMsg) return testableParameters def formatDBMSfp(versions=None): """ This function format the back-end DBMS fingerprint value and return its values formatted as a human readable string. @return: detected back-end DBMS based upon fingerprint techniques. @rtype: C{str} """ while versions and None in versions: versions.remove(None) if not versions and kb.dbmsVersion and kb.dbmsVersion[0] != UNKNOWN_DBMS_VERSION and kb.dbmsVersion[0] != None: versions = kb.dbmsVersion if isinstance(versions, basestring): return "%s %s" % (getIdentifiedDBMS(), versions) elif isinstance(versions, (list, set, tuple)): return "%s %s" % (getIdentifiedDBMS(), " and ".join([version for version in versions])) elif not versions: warnMsg = "unable to extensively fingerprint the back-end " warnMsg += "DBMS version" logger.warn(warnMsg) return getIdentifiedDBMS() def formatFingerprintString(values, chain=" or "): strJoin = "|".join([v for v in values]) return strJoin.replace("|", chain) def formatFingerprint(target, info): """ This function format the back-end operating system fingerprint value and return its values formatted as a human readable string. Example of info (kb.headersFp) dictionary: { 'distrib': set(['Ubuntu']), 'type': set(['Linux']), 'technology': set(['PHP 5.2.6', 'Apache 2.2.9']), 'release': set(['8.10']) } Example of info (kb.bannerFp) dictionary: { 'sp': set(['Service Pack 4']), 'dbmsVersion': '8.00.194', 'dbmsServicePack': '0', 'distrib': set(['2000']), 'dbmsRelease': '2000', 'type': set(['Windows']) } @return: detected back-end operating system based upon fingerprint techniques. @rtype: C{str} """ infoStr = "" if info and "type" in info: infoStr += "%s operating system: %s" % (target, formatFingerprintString(info["type"])) if "distrib" in info: infoStr += " %s" % formatFingerprintString(info["distrib"]) if "release" in info: infoStr += " %s" % formatFingerprintString(info["release"]) if "sp" in info: infoStr += " %s" % formatFingerprintString(info["sp"]) if "codename" in info: infoStr += " (%s)" % formatFingerprintString(info["codename"]) if "technology" in info: infoStr += "\nweb application technology: %s" % formatFingerprintString(info["technology"], ", ") return infoStr def getErrorParsedDBMSesFormatted(): """ This function parses the knowledge base htmlFp list and return its values formatted as a human readable string. @return: list of possible back-end DBMS based upon error messages parsing. @rtype: C{str} """ htmlParsed = "" if len(kb.htmlFp) == 0: return None elif len(kb.htmlFp) == 1: htmlParsed = kb.htmlFp[0] elif len(kb.htmlFp) > 1: htmlParsed = " or ".join([htmlFp for htmlFp in kb.htmlFp]) return htmlParsed def getDocRoot(webApi=None): docRoot = None pagePath = directoryPath(conf.path) if kb.os == "Windows": if webApi in ("php", "jsp"): defaultDocRoot = "C:/xampp/htdocs/" else: defaultDocRoot = "C:/Inetpub/wwwroot/" else: defaultDocRoot = "/var/www/" if kb.absFilePaths: for absFilePath in kb.absFilePaths: if directoryPath(absFilePath) == '/': continue absFilePath = normalizePath(absFilePath) absFilePathWin = None if isWindowsPath(absFilePath): absFilePathWin = posixToNtSlashes(absFilePath) absFilePath = ntToPosixSlashes(absFilePath[2:]) elif isWindowsDriveLetterPath(absFilePath): # E.g. C:/xampp/htdocs absFilePath = absFilePath[2:] if pagePath in absFilePath: index = absFilePath.index(pagePath) docRoot = absFilePath[:index] if len(docRoot) == 0: docRoot = None continue if absFilePathWin: docRoot = "C:/%s" % ntToPosixSlashes(docRoot) docRoot = normalizePath(docRoot) break if docRoot: infoMsg = "retrieved the web server document root: '%s'" % docRoot logger.info(infoMsg) else: warnMsg = "unable to retrieve the web server document root" logger.warn(warnMsg) message = "please provide the web server document root " message += "[%s]: " % defaultDocRoot inputDocRoot = readInput(message, default=defaultDocRoot) if inputDocRoot: docRoot = inputDocRoot else: docRoot = defaultDocRoot return docRoot def getDirs(webApi=None): directories = set() if kb.os == "Windows": if webApi in ("php", "jsp"): defaultDirs = ["C:/xampp/htdocs/"] else: defaultDirs = ["C:/Inetpub/wwwroot/"] else: defaultDirs = ["/var/www/"] if kb.docRoot and kb.docRoot not in defaultDirs: defaultDirs.append(kb.docRoot) if kb.absFilePaths: infoMsg = "retrieved web server full paths: " infoMsg += "'%s'" % ", ".join(path for path in kb.absFilePaths) logger.info(infoMsg) for absFilePath in kb.absFilePaths: if absFilePath: directory = directoryPath(absFilePath) if isWindowsPath(directory): directory = ntToPosixSlashes(directory) if directory == '/': continue directories.add(directory) else: warnMsg = "unable to retrieve any web server path" logger.warn(warnMsg) message = "please provide any additional web server full path to try " message += "to upload the agent [%s]: " % ",".join(directory for directory in defaultDirs) inputDirs = readInput(message, default=",".join(directory for directory in defaultDirs)) if inputDirs: inputDirs = inputDirs.replace(", ", ",") inputDirs = inputDirs.split(",") for inputDir in inputDirs: if inputDir: directories.add(inputDir) else: [directories.add(directory) for directory in defaultDirs] return directories def filePathToString(filePath): strRepl = filePath.replace("/", "_").replace("\\", "_") strRepl = strRepl.replace(" ", "_").replace(":", "_") return strRepl def dataToStdout(data, forceOutput=False): if not ('threadException' in kb and kb.threadException): if forceOutput or (conf.verbose > 0) and not getCurrentThreadData().disableStdOut: try: sys.stdout.write(data) except UnicodeEncodeError: sys.stdout.write(data.encode(kb.pageEncoding or conf.dataEncoding)) finally: sys.stdout.flush() def dataToSessionFile(data): if not conf.sessionFile or kb.suppressSession: return conf.sessionFP.write(data) conf.sessionFP.flush() def dataToTrafficFile(data): if not conf.trafficFile: return conf.trafficFP.write(data) conf.trafficFP.flush() def dataToDumpFile(dumpFile, data): dumpFile.write(data) dumpFile.flush() def dataToOutFile(data): if not data: return "No data retrieved" rFile = filePathToString(conf.rFile) rFilePath = "%s%s%s" % (conf.filePath, os.sep, rFile) rFileFP = codecs.open(rFilePath, "wb") rFileFP.write(data) rFileFP.flush() rFileFP.close() return rFilePath def strToHex(inpStr): """ @param inpStr: inpStr to be converted into its hexadecimal value. @type inpStr: C{str} @return: the hexadecimal converted inpStr. @rtype: C{str} """ hexStr = "" for character in inpStr: if character == "\n": character = " " hexChar = "%2x" % ord(character) hexChar = hexChar.replace(" ", "0") hexChar = hexChar.upper() hexStr += hexChar return hexStr def readInput(message, default=None): """ @param message: message to display on terminal. @type message: C{str} @return: a string read from keyboard as input. @rtype: C{str} """ if "\n" in message: message += "\n> " elif message[-1] == ']': message += " " if conf.batch and default: infoMsg = "%s%s" % (message, getUnicode(default, conf.dataEncoding)) logger.info(infoMsg) debugMsg = "used the default behaviour, running in batch mode" logger.debug(debugMsg) data = default else: data = raw_input(message.encode(sys.stdout.encoding or conf.dataEncoding)) if not data: data = default return data def randomRange(start=0, stop=1000): """ @param start: starting number. @type start: C{int} @param stop: last number. @type stop: C{int} @return: a random number within the range. @rtype: C{int} """ return int(random.randint(start, stop)) def randomInt(length=4): """ @param length: length of the random string. @type length: C{int} @return: a random string of digits. @rtype: C{str} """ return int("".join([random.choice(string.digits) for _ in xrange(0, length)])) def randomStr(length=4, lowercase=False, alphabet=None): """ @param length: length of the random string. @type length: C{int} @return: a random string of characters. @rtype: C{str} """ if alphabet: rndStr = "".join([random.choice(alphabet) for _ in xrange(0, length)]) elif lowercase: rndStr = "".join([random.choice(string.lowercase) for _ in xrange(0, length)]) else: rndStr = "".join([random.choice(string.letters) for _ in xrange(0, length)]) return rndStr def sanitizeStr(inpStr): """ @param inpStr: inpStr to sanitize: cast to str datatype and replace newlines with one space and strip carriage returns. @type inpStr: C{str} @return: sanitized inpStr @rtype: C{str} """ cleanString = getUnicode(inpStr) cleanString = cleanString.replace("\n", " ").replace("\r", "") return cleanString def checkFile(filename): """ @param filename: filename to check if it exists. @type filename: C{str} """ if not os.path.exists(filename): raise sqlmapFilePathException, "unable to read file '%s'" % filename def replaceNewlineTabs(inpStr, stdout=False): if inpStr is None: return if stdout: replacedString = inpStr.replace("\n", " ").replace("\r", " ").replace("\t", " ") else: replacedString = inpStr.replace("\n", DUMP_NEWLINE_MARKER).replace("\r", DUMP_CR_MARKER).replace("\t", DUMP_TAB_MARKER) replacedString = replacedString.replace(kb.misc.delimiter, DUMP_DEL_MARKER) return replacedString def restoreDumpMarkedChars(inpStr, onlyNewlineTab=False): replacedString = inpStr if isinstance(replacedString, basestring): replacedString = replacedString.replace(DUMP_NEWLINE_MARKER, "\n").replace(DUMP_CR_MARKER, "\r").replace(DUMP_TAB_MARKER, "\t") if not onlyNewlineTab: replacedString = replacedString.replace(DUMP_START_MARKER, "").replace(DUMP_STOP_MARKER, "") replacedString = replacedString.replace(DUMP_DEL_MARKER, ", ") return replacedString def banner(): """ This function prints sqlmap banner with its version """ ban = """ %s - %s %s\n """ % (VERSION_STRING, DESCRIPTION, SITE) dataToStdout(ban, forceOutput=True) def parsePasswordHash(password): blank = " " * 8 if not password or password == " ": password = "NULL" if getIdentifiedDBMS() == DBMS.MSSQL and password != "NULL" and isHexEncodedString(password): hexPassword = password password = "%s\n" % hexPassword password += "%sheader: %s\n" % (blank, hexPassword[:6]) password += "%ssalt: %s\n" % (blank, hexPassword[6:14]) password += "%smixedcase: %s\n" % (blank, hexPassword[14:54]) if kb.dbmsVersion[0] not in ( "2005", "2008" ): password += "%suppercase: %s" % (blank, hexPassword[54:]) return password def cleanQuery(query): upperQuery = query for sqlStatements in SQL_STATEMENTS.values(): for sqlStatement in sqlStatements: sqlStatementEsc = sqlStatement.replace("(", "\\(") queryMatch = re.search("(%s)" % sqlStatementEsc, query, re.I) if queryMatch: upperQuery = upperQuery.replace(queryMatch.group(1), sqlStatement.upper()) return upperQuery def setPaths(): # sqlmap paths paths.SQLMAP_CONTRIB_PATH = os.path.join(paths.SQLMAP_ROOT_PATH, "lib", "contrib") paths.SQLMAP_EXTRAS_PATH = os.path.join(paths.SQLMAP_ROOT_PATH, "extra") paths.SQLMAP_SHELL_PATH = os.path.join(paths.SQLMAP_ROOT_PATH, "shell") paths.SQLMAP_TXT_PATH = os.path.join(paths.SQLMAP_ROOT_PATH, "txt") paths.SQLMAP_UDF_PATH = os.path.join(paths.SQLMAP_ROOT_PATH, "udf") paths.SQLMAP_XML_PATH = os.path.join(paths.SQLMAP_ROOT_PATH, "xml") paths.SQLMAP_XML_BANNER_PATH = os.path.join(paths.SQLMAP_XML_PATH, "banner") paths.SQLMAP_OUTPUT_PATH = os.path.join(paths.SQLMAP_ROOT_PATH, "output") paths.SQLMAP_DUMP_PATH = os.path.join(paths.SQLMAP_OUTPUT_PATH, "%s", "dump") paths.SQLMAP_FILES_PATH = os.path.join(paths.SQLMAP_OUTPUT_PATH, "%s", "files") # sqlmap files paths.SQLMAP_HISTORY = os.path.join(paths.SQLMAP_ROOT_PATH, ".sqlmap_history") paths.SQLMAP_CONFIG = os.path.join(paths.SQLMAP_ROOT_PATH, "sqlmap-%s.conf" % randomStr()) paths.COMMON_COLUMNS = os.path.join(paths.SQLMAP_TXT_PATH, "common-columns.txt") paths.COMMON_TABLES = os.path.join(paths.SQLMAP_TXT_PATH, "common-tables.txt") paths.COMMON_OUTPUTS = os.path.join(paths.SQLMAP_TXT_PATH, 'common-outputs.txt') paths.SQL_KEYWORDS = os.path.join(paths.SQLMAP_TXT_PATH, "keywords.txt") paths.ORACLE_DEFAULT_PASSWD = os.path.join(paths.SQLMAP_TXT_PATH, "oracle-default-passwords.txt") paths.USER_AGENTS = os.path.join(paths.SQLMAP_TXT_PATH, "user-agents.txt") paths.WORDLIST = os.path.join(paths.SQLMAP_TXT_PATH, "wordlist.txt") paths.PHPIDS_RULES_XML = os.path.join(paths.SQLMAP_XML_PATH, "phpids_rules.xml") paths.ERRORS_XML = os.path.join(paths.SQLMAP_XML_PATH, "errors.xml") paths.PAYLOADS_XML = os.path.join(paths.SQLMAP_XML_PATH, "payloads.xml") paths.INJECTIONS_XML = os.path.join(paths.SQLMAP_XML_PATH, "injections.xml") paths.LIVE_TESTS_XML = os.path.join(paths.SQLMAP_XML_PATH, "livetests.xml") paths.QUERIES_XML = os.path.join(paths.SQLMAP_XML_PATH, "queries.xml") paths.GENERIC_XML = os.path.join(paths.SQLMAP_XML_BANNER_PATH, "generic.xml") paths.MSSQL_XML = os.path.join(paths.SQLMAP_XML_BANNER_PATH, "mssql.xml") paths.MYSQL_XML = os.path.join(paths.SQLMAP_XML_BANNER_PATH, "mysql.xml") paths.ORACLE_XML = os.path.join(paths.SQLMAP_XML_BANNER_PATH, "oracle.xml") paths.PGSQL_XML = os.path.join(paths.SQLMAP_XML_BANNER_PATH, "postgresql.xml") def weAreFrozen(): """ Returns whether we are frozen via py2exe. This will affect how we find out where we are located. Reference: http://www.py2exe.org/index.cgi/WhereAmI """ return hasattr(sys, "frozen") def parseTargetDirect(): """ Parse target dbms and set some attributes into the configuration singleton. """ if not conf.direct: return details = None remote = False for dbms in SUPPORTED_DBMS: details = re.search("^(?P%s)://(?P(?P.+?)\:(?P.*?)\@)?(?P(?P.+?)\:(?P[\d]+)\/)?(?P[\w\d\ \:\.\_\-\/\\\\]+?)$" % dbms, conf.direct, re.I) if details: conf.dbms = details.group('dbms') if details.group('credentials'): conf.dbmsUser = details.group('user') conf.dbmsPass = details.group('pass') else: conf.dbmsUser = unicode() conf.dbmsPass = unicode() if not conf.dbmsPass: conf.dbmsPass = None if details.group('remote'): remote = True conf.hostname = details.group('hostname') conf.port = int(details.group('port')) else: conf.hostname = "localhost" conf.port = 0 conf.dbmsDb = details.group('db') conf.parameters[None] = "direct connection" break if not details: errMsg = "invalid target details, valid syntax is for instance " errMsg += "'mysql://USER:PASSWORD@DBMS_IP:DBMS_PORT/DATABASE_NAME' " errMsg += "or 'access://DATABASE_FILEPATH'" raise sqlmapSyntaxException, errMsg for dbmsName, data in dbmsDict.items(): if conf.dbms in data[0]: try: if dbmsName in (DBMS.ACCESS, DBMS.SQLITE, DBMS.FIREBIRD): if remote: warnMsg = "direct connection over the network for " warnMsg += "%s DBMS is not supported" % dbmsName logger.warn(warnMsg) conf.hostname = "localhost" conf.port = 0 elif not remote: errMsg = "missing remote connection details" raise sqlmapSyntaxException, errMsg if dbmsName == DBMS.MSSQL: import _mssql import pymssql if not hasattr(pymssql, "__version__") or pymssql.__version__ < "1.0.2": errMsg = "pymssql library on your system must be " errMsg += "version 1.0.2 to work, get it from " errMsg += "http://sourceforge.net/projects/pymssql/files/pymssql/1.0.2/" raise sqlmapMissingDependence, errMsg elif dbmsName == DBMS.MYSQL: import MySQLdb elif dbmsName == DBMS.PGSQL: import psycopg2 elif dbmsName == DBMS.ORACLE: import cx_Oracle elif dbmsName == DBMS.SQLITE: import sqlite3 elif dbmsName == DBMS.ACCESS: import pyodbc elif dbmsName == DBMS.FIREBIRD: import kinterbasdb except ImportError, _: errMsg = "sqlmap requires '%s' third-party library " % data[1] errMsg += "in order to directly connect to the database " errMsg += "'%s'. Download from '%s'" % (dbmsName, data[2]) raise sqlmapMissingDependence, errMsg def parseTargetUrl(): """ Parse target url and set some attributes into the configuration singleton. """ if not conf.url: return if not re.search("^http[s]*://", conf.url): if ":443/" in conf.url: conf.url = "https://" + conf.url else: conf.url = "http://" + conf.url __urlSplit = urlparse.urlsplit(conf.url) __hostnamePort = __urlSplit[1].split(":") conf.scheme = __urlSplit[0] conf.path = __urlSplit[2] conf.hostname = __hostnamePort[0] if len(__hostnamePort) == 2: try: conf.port = int(__hostnamePort[1]) except: errMsg = "invalid target url" raise sqlmapSyntaxException, errMsg elif conf.scheme == "https": conf.port = 443 else: conf.port = 80 if __urlSplit[3]: conf.parameters[PLACE.GET] = __urlSplit[3] conf.url = "%s://%s:%d%s" % (conf.scheme, conf.hostname, conf.port, conf.path) def expandAsteriskForColumns(expression): # If the user provided an asterisk rather than the column(s) # name, sqlmap will retrieve the columns itself and reprocess # the SQL query string (expression) asterisk = re.search("^SELECT\s+\*\s+FROM\s+([\w\.\_]+)\s*", expression, re.I) if asterisk: infoMsg = "you did not provide the fields in your query. " infoMsg += "sqlmap will retrieve the column names itself" logger.info(infoMsg) dbTbl = asterisk.group(1) if dbTbl and "." in dbTbl: conf.db, conf.tbl = dbTbl.split(".", 1) else: conf.tbl = dbTbl columnsDict = conf.dbmsHandler.getColumns(onlyColNames=True) if columnsDict and conf.db in columnsDict and conf.tbl in columnsDict[conf.db]: columns = columnsDict[conf.db][conf.tbl].keys() columns.sort() columnsStr = ", ".join([column for column in columns]) expression = expression.replace("*", columnsStr, 1) infoMsg = "the query with column names is: " infoMsg += "%s" % expression logger.info(infoMsg) return expression def getRange(count, dump=False, plusOne=False): count = int(count) indexRange = None limitStart = 1 limitStop = count if dump: if isinstance(conf.limitStop, int) and conf.limitStop > 0 and conf.limitStop < limitStop: limitStop = conf.limitStop if isinstance(conf.limitStart, int) and conf.limitStart > 0 and conf.limitStart <= limitStop: limitStart = conf.limitStart if plusOne: indexRange = range(limitStart, limitStop + 1) else: indexRange = range(limitStart - 1, limitStop) return indexRange def parseUnionPage(output, expression, partial=False, condition=None, sort=True): data = [] outCond1 = ( output.startswith(kb.misc.start) and output.endswith(kb.misc.stop) ) outCond2 = ( output.startswith(DUMP_START_MARKER) and output.endswith(DUMP_STOP_MARKER) ) if outCond1 or outCond2: if outCond1: regExpr = '%s(.*?)%s' % (kb.misc.start, kb.misc.stop) elif outCond2: regExpr = '%s(.*?)%s' % (DUMP_START_MARKER, DUMP_STOP_MARKER) output = re.findall(regExpr, output, re.S) if condition is None: condition = ( kb.resumedQueries and conf.url in kb.resumedQueries.keys() and expression in kb.resumedQueries[conf.url].keys() ) if partial or not condition: logOutput = "".join(["%s%s%s" % (DUMP_START_MARKER, replaceNewlineTabs(value), DUMP_STOP_MARKER) for value in output]) dataToSessionFile("[%s][%s][%s][%s][%s]\n" % (conf.url, kb.injection.place, conf.parameters[kb.injection.place], expression, logOutput)) if sort: output = set(output) for entry in output: info = [] if DUMP_DEL_MARKER in entry: entry = entry.split(DUMP_DEL_MARKER) else: entry = entry.split(kb.misc.delimiter) if len(entry) == 1: data.append(entry[0]) else: for value in entry: info.append(value) data.append(info) else: data = output if len(data) == 1 and isinstance(data[0], basestring): data = data[0] return data def getDelayQuery(andCond=False): query = None if getIdentifiedDBMS() in (DBMS.MYSQL, DBMS.PGSQL): if not kb.data.banner: conf.dbmsHandler.getVersionFromBanner() banVer = kb.bannerFp["dbmsVersion"] if 'dbmsVersion' in kb.bannerFp else None if banVer is None or (getIdentifiedDBMS() == DBMS.MYSQL and banVer >= "5.0.12") or (getIdentifiedDBMS() == DBMS.PGSQL and banVer >= "8.2"): query = queries[getIdentifiedDBMS()].timedelay.query % conf.timeSec else: query = queries[getIdentifiedDBMS()].timedelay.query2 % conf.timeSec elif getIdentifiedDBMS() == DBMS.FIREBIRD: query = queries[getIdentifiedDBMS()].timedelay.query else: query = queries[getIdentifiedDBMS()].timedelay.query % conf.timeSec if andCond: if getIdentifiedDBMS() in ( DBMS.MYSQL, DBMS.SQLITE ): query = query.replace("SELECT ", "") elif getIdentifiedDBMS() == DBMS.FIREBIRD: query = "(%s)>0" % query return query def getLocalIP(): retVal = None try: s = socket.socket(socket.AF_INET, socket.SOCK_STREAM) s.connect((conf.hostname, conf.port)) retVal, _ = s.getsockname() s.close() except: debugMsg = "there was an error in opening socket " debugMsg += "connection toward '%s'" % conf.hostname logger.debug(debugMsg) return retVal def getRemoteIP(): return socket.gethostbyname(conf.hostname) def getFileType(filePath): try: magicFileType = magic.from_file(filePath) except: return "unknown" if "ASCII" in magicFileType or "text" in magicFileType: return "text" else: return "binary" def getCharset(charsetType=None): asciiTbl = [] if charsetType is None: asciiTbl = range(0, 128) # 0 or 1 elif charsetType == 1: asciiTbl.extend([ 0, 1 ]) asciiTbl.extend(range(47, 50)) # Digits elif charsetType == 2: asciiTbl.extend([ 0, 1 ]) asciiTbl.extend(range(47, 58)) # Hexadecimal elif charsetType == 3: asciiTbl.extend([ 0, 1 ]) asciiTbl.extend(range(47, 58)) asciiTbl.extend(range(64, 71)) asciiTbl.extend(range(96, 103)) # Characters elif charsetType == 4: asciiTbl.extend([ 0, 1 ]) asciiTbl.extend(range(64, 91)) asciiTbl.extend(range(96, 123)) # Characters and digits elif charsetType == 5: asciiTbl.extend([ 0, 1 ]) asciiTbl.extend(range(47, 58)) asciiTbl.extend(range(64, 91)) asciiTbl.extend(range(96, 123)) return asciiTbl def searchEnvPath(fileName): envPaths = os.environ["PATH"] result = None if IS_WIN: envPaths = envPaths.split(";") else: envPaths = envPaths.split(":") for envPath in envPaths: envPath = envPath.replace(";", "") result = os.path.exists(os.path.normpath(os.path.join(envPath, fileName))) if result: break return result def urlEncodeCookieValues(cookieStr): if cookieStr: result = "" for part in cookieStr.split(';'): index = part.find('=') + 1 if index > 0: name = part[:index - 1].strip() value = urlencode(part[index:], convall=True) result += "; %s=%s" % (name, value) elif part.strip().lower() != "secure": result += "%s%s" % ("%3B", urlencode(part, convall=True)) else: result += "; secure" if result.startswith('; '): result = result[2:] elif result.startswith('%3B'): result = result[3:] return result else: return None def directoryPath(path): retVal = None if isWindowsDriveLetterPath(path): retVal = ntpath.dirname(path) else: retVal = posixpath.dirname(path) return retVal def normalizePath(path): retVal = None if isWindowsDriveLetterPath(path): retVal = ntpath.normpath(path) else: retVal = posixpath.normpath(path) return retVal def safeStringFormat(formatStr, params): retVal = formatStr.replace("%d", "%s") if isinstance(params, basestring): retVal = retVal.replace("%s", params) else: count = 0 index = 0 while index != -1: index = retVal.find("%s") if index != -1: if count < len(params): retVal = retVal[:index] + getUnicode(params[count]) + retVal[index+2:] else: raise sqlmapNoneDataException, "wrong number of parameters during string formatting" count += 1 return retVal def sanitizeAsciiString(subject): if subject: index = None for i in xrange(len(subject)): if ord(subject[i]) >= 128: index = i break if index is None: return subject else: return subject[:index] + "".join(subject[i] if ord(subject[i]) < 128 else '?' for i in xrange(index, len(subject))) else: return None def getFilteredPageContent(page, onlyText=True): retVal = page if isinstance(page, basestring): retVal = re.sub(r"(?s)|%s" % (r"|<[^>]+>|\t|\n|\r" if onlyText else ""), " ", page) while retVal.find(" ") != -1: retVal = retVal.replace(" ", " ") retVal = htmlunescape(retVal) return retVal def getPageTextWordsSet(page): retVal = None if isinstance(page, basestring): page = getFilteredPageContent(page) retVal = set(re.findall(r"\w+", page)) return retVal def showStaticWords(firstPage, secondPage): infoMsg = "finding static words in longest matching part of dynamic page content" logger.info(infoMsg) firstPage = getFilteredPageContent(firstPage) secondPage = getFilteredPageContent(secondPage) match = SequenceMatcher(None, firstPage, secondPage).find_longest_match(0, len(firstPage), 0, len(secondPage)) commonText = firstPage[match[0]:match[0]+match[2]] commonWords = getPageTextWordsSet(commonText) infoMsg = "static words: " if commonWords: commonWords = list(commonWords) commonWords.sort(lambda a, b: cmp(a.lower(), b.lower())) for word in commonWords: if len(word) > 2: infoMsg += "'%s', " % word infoMsg = infoMsg.rstrip(", ") logger.info(infoMsg) def decloakToNamedTemporaryFile(filepath, name=None): retVal = NamedTemporaryFile() def __del__(): try: if hasattr(retVal, 'old_name'): retVal.name = retVal.old_name retVal.close() except OSError: pass retVal.__del__ = __del__ retVal.write(decloak(filepath)) retVal.seek(0) if name: retVal.old_name = retVal.name retVal.name = name return retVal def decloakToMkstemp(filepath, **kwargs): name = mkstemp(**kwargs)[1] retVal = open(name, 'w+b') retVal.write(decloak(filepath)) retVal.seek(0) return retVal def isWindowsPath(filepath): return re.search("\A[\w]\:\\\\", filepath) is not None def isWindowsDriveLetterPath(filepath): return re.search("\A[\w]\:", filepath) is not None def posixToNtSlashes(filepath): """ Replaces all occurances of Posix slashes (/) in provided filepath with NT ones (/) >>> posixToNtSlashes('C:/Windows') 'C:\\\\Windows' """ return filepath.replace('/', '\\') def ntToPosixSlashes(filepath): """ Replaces all occurances of NT slashes (\) in provided filepath with Posix ones (/) >>> ntToPosixSlashes('C:\\Windows') 'C:/Windows' """ return filepath.replace('\\', '/') def isBase64EncodedString(subject): """ Checks if the provided string is Base64 encoded >>> isBase64EncodedString('dGVzdA==') True >>> isBase64EncodedString('123456') False """ return re.match(r"\A(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?\Z", subject) is not None def isHexEncodedString(subject): """ Checks if the provided string is hex encoded >>> isHexEncodedString('DEADBEEF') True >>> isHexEncodedString('test') False """ return re.match(r"\A[0-9a-fA-Fx]+\Z", subject) is not None def getConsoleWidth(default=80): width = None if 'COLUMNS' in os.environ and os.environ['COLUMNS'].isdigit(): width = int(os.environ['COLUMNS']) else: output=execute('stty size', shell=True, stdout=PIPE, stderr=PIPE).stdout.read() items = output.split() if len(items) == 2 and items[1].isdigit(): width = int(items[1]) if width is None: try: import curses stdscr = curses.initscr() _, width = stdscr.getmaxyx() curses.endwin() except: pass return width if width else default def clearConsoleLine(forceOutput=False): dataToStdout("\r%s\r" % (" " * (getConsoleWidth() - 1)), forceOutput) def parseXmlFile(xmlFile, handler): stream = StringIO(readCachedFileContent(xmlFile)) parse(stream, handler) stream.close() def readCachedFileContent(filename, mode='rb'): if filename not in kb.cache.content: kb.locks.cacheLock.acquire() if filename not in kb.cache.content: checkFile(filename) xfile = codecs.open(filename, mode, conf.dataEncoding) content = xfile.read() kb.cache.content[filename] = content xfile.close() kb.locks.cacheLock.release() return kb.cache.content[filename] def readXmlFile(xmlFile): checkFile(xmlFile) xfile = codecs.open(xmlFile, 'r', conf.dataEncoding) retVal = minidom.parse(xfile).documentElement xfile.close() return retVal def stdev(values): """ Computes standard deviation of a list of numbers. Reference: http://www.goldb.org/corestats.html """ if not values or len(values) < 2: return None key = (values[0], values[-1], len(values)) if key in kb.cache.stdev: return kb.cache.stdev[key] else: summa = 0.0 avg = average(values) for value in values: summa += pow(value - avg, 2) retVal = sqrt(summa/(len(values) - 1)) kb.cache.stdev[key] = retVal return retVal def average(values): """ Computes the arithmetic mean of a list of numbers. """ retVal = None if values: retVal = sum(values) / len(values) return retVal def calculateDeltaSeconds(start): """ Returns elapsed time from start till now """ return time.time() - start def initCommonOutputs(): kb.commonOutputs = {} key = None cfile = codecs.open(paths.COMMON_OUTPUTS, 'r', conf.dataEncoding) for line in cfile.readlines(): # xreadlines doesn't return unicode strings when codec.open() is used if line.find('#') != -1: line = line[:line.find('#')] line = line.strip() if len(line) > 1: if line.startswith('[') and line.endswith(']'): key = line[1:-1] elif key: if key not in kb.commonOutputs: kb.commonOutputs[key] = set() if line not in kb.commonOutputs[key]: kb.commonOutputs[key].add(line) cfile.close() def getFileItems(filename, commentPrefix='#', unicode_=True, lowercase=False, unique=False): retVal = [] checkFile(filename) if unicode_: ifile = codecs.open(filename, 'r', conf.dataEncoding) else: ifile = open(filename, 'r') for line in ifile.readlines(): # xreadlines doesn't return unicode strings when codec.open() is used if commentPrefix: if line.find(commentPrefix) != -1: line = line[:line.find(commentPrefix)] line = line.strip() if not unicode_: try: line = str.encode(line) except UnicodeDecodeError: continue if line: if lowercase: line = line.lower() if unique and line in retVal: continue retVal.append(line) return retVal def goGoodSamaritan(prevValue, originalCharset): """ Function for retrieving parameters needed for common prediction (good samaritan) feature. prevValue: retrieved query output so far (e.g. 'i'). Returns commonValue if there is a complete single match (in kb.partRun of txt/common-outputs.txt under kb.partRun) regarding parameter prevValue. If there is no single value match, but multiple, commonCharset is returned containing more probable characters (retrieved from matched values in txt/common-outputs.txt) together with the rest of charset as otherCharset. """ if kb.commonOutputs is None: initCommonOutputs() predictionSet = set() commonValue = None commonPattern = None countCommonValue = 0 # If the header (e.g. Databases) we are looking for has common # outputs defined if kb.partRun in kb.commonOutputs: commonPartOutputs = kb.commonOutputs[kb.partRun] commonPattern = commonFinderOnly(prevValue, commonPartOutputs) # If the longest common prefix is the same as previous value then # do not consider it if commonPattern and commonPattern == prevValue: commonPattern = None # For each common output for item in commonPartOutputs: # Check if the common output (item) starts with prevValue # where prevValue is the enumerated character(s) so far if item.startswith(prevValue): commonValue = item countCommonValue += 1 if len(item) > len(prevValue): char = item[len(prevValue)] predictionSet.add(char) # Reset single value if there is more than one possible common # output if countCommonValue > 1: commonValue = None commonCharset = [] otherCharset = [] # Split the original charset into common chars (commonCharset) # and other chars (otherCharset) for ordChar in originalCharset: if chr(ordChar) not in predictionSet: otherCharset.append(ordChar) else: commonCharset.append(ordChar) commonCharset.sort() return commonValue, commonPattern, commonCharset, originalCharset else: return None, None, None, originalCharset def getCompiledRegex(regex, flags=0): """ Returns compiled regular expression and stores it in cache for further usage >>> getCompiledRegex('test') # doctest: +ELLIPSIS <_sre.SRE_Pattern object at... """ if (regex, flags) in kb.cache.regex: return kb.cache.regex[(regex, flags)] else: retVal = re.compile(regex, flags) kb.cache.regex[(regex, flags)] = retVal return retVal def getPartRun(): """ Goes through call stack and finds constructs matching conf.dbmsHandler.*. Returns it or its alias used in txt/common-outputs.txt """ retVal = None commonPartsDict = optDict["Enumeration"] stack = [item[4][0] if isinstance(item[4], list) else '' for item in inspect.stack()] reobj1 = getCompiledRegex('conf\.dbmsHandler\.([^(]+)\(\)') reobj2 = getCompiledRegex('self\.(get[^(]+)\(\)') # Goes backwards through the stack to find the conf.dbmsHandler method # calling this function for i in xrange(0, len(stack)-1): for reobj in (reobj2, reobj1): match = reobj.search(stack[i]) if match: # This is the calling conf.dbmsHandler or self method # (e.g. 'getDbms') retVal = match.groups()[0] break if retVal is not None: break # Return the INI tag to consider for common outputs (e.g. 'Databases') return commonPartsDict[retVal][1] if retVal in commonPartsDict else retVal def getUnicode(value, encoding=None): """ Return the unicode representation of the supplied value: >>> getUnicode(u'test') u'test' >>> getUnicode('test') u'test' >>> getUnicode(1) u'1' """ if isinstance(value, basestring): return value if isinstance(value, unicode) else unicode(value, encoding or kb.pageEncoding or conf.dataEncoding, errors='replace') else: return unicode(value) # encoding ignored for non-basestring instances # http://boredzo.org/blog/archives/2007-01-06/longest-common-prefix-in-python-2 def longestCommonPrefix(*sequences): if len(sequences) == 1: return sequences[0] sequences = [pair[1] for pair in sorted((len(fi), fi) for fi in sequences)] if not sequences: return None for i, comparison_ch in enumerate(sequences[0]): for fi in sequences[1:]: ch = fi[i] if ch != comparison_ch: return fi[:i] return sequences[0] def commonFinderOnly(initial, sequence): return longestCommonPrefix(*filter(lambda x: x.startswith(initial), sequence)) def pushValue(value): """ Push value to the stack (thread dependent) """ getCurrentThreadData().valueStack.append(value) def popValue(): """ Pop value from the stack (thread dependent) """ return getCurrentThreadData().valueStack.pop() def wasLastRequestDBMSError(): """ Returns True if the last web request resulted in a (recognized) DBMS error page """ threadData = getCurrentThreadData() return threadData.lastErrorPage and threadData.lastErrorPage[0] == threadData.lastRequestUID def wasLastRequestHTTPError(): """ Returns True if the last web request resulted in an errornous HTTP code (like 500) """ threadData = getCurrentThreadData() return threadData.lastHTTPError and threadData.lastHTTPError[0] == threadData.lastRequestUID def wasLastRequestDelayed(): """ Returns True if the last web request resulted in a time-delay """ # 99.9999999997440% of all non time-based sql injection # affected response times should be inside +-7*stdev([normal response times]) # (Math reference: http://www.answers.com/topic/standard-deviation) deviation = stdev(kb.responseTimes) threadData = getCurrentThreadData() if deviation: if len(kb.responseTimes) < MIN_TIME_RESPONSES: warnMsg = "time-based standard deviation method used on a model " warnMsg += "with less than %d response times" % MIN_TIME_RESPONSES logger.warn(warnMsg) return (threadData.lastQueryDuration >= average(kb.responseTimes) + TIME_STDEV_COEFF * deviation) else: return threadData.lastQueryDuration - conf.timeSec def extractErrorMessage(page): """ Returns reported error message from page if it founds one """ retVal = None if isinstance(page, basestring): for regex in ERROR_PARSING_REGEXES: match = re.search(regex, page, re.DOTALL | re.IGNORECASE) if match: retVal = htmlunescape(match.group("result")).replace("
", "\n").strip() break return retVal def beep(): """ Does an audible beep sound Reference: http://de3.aminet.net/dev/src/clr.py.txt """ if sys.platform == 'linux2': for dev in ('/dev/audio', '/dev/oss', '/dev/dsp', '/dev/sound'): if os.path.exists(dev): try: audio = file(dev, 'wb') for _ in xrange(250): audio.write(chr(32) * 4) audio.write(chr(0) * 4) audio.close() return except: pass try: import curses curses.initscr() curses.beep() curses.flash() curses.endwin() return except: dataToStdout('\a', True) else: dataToStdout('\a', True) def runningAsAdmin(): isAdmin = False if PLATFORM in ( "posix", "mac" ): isAdmin = os.geteuid() if isinstance(isAdmin, (int, float, long)) and isAdmin == 0: isAdmin = True elif IS_WIN: isAdmin = ctypes.windll.shell32.IsUserAnAdmin() if isinstance(isAdmin, (int, float, long)) and isAdmin == 1: isAdmin = True else: errMsg = "sqlmap is not able to check if you are running it " errMsg += "as an administrator account on this platform. " errMsg += "sqlmap will assume that you are an administrator " errMsg += "which is mandatory for the requested takeover attack " errMsg += "to work properly" logger.error(errMsg) isAdmin = True return isAdmin def logHTTPTraffic(requestLogMsg, responseLogMsg): """ Logs HTTP traffic to the output file """ kb.locks.logLock.acquire() dataToTrafficFile("%s\n" % requestLogMsg) dataToTrafficFile("%s\n" % responseLogMsg) dataToTrafficFile("\n%s\n\n" % (76 * '#')) kb.locks.logLock.release() # cross-linked method def getPageTemplate(payload, place): pass def getPublicTypeMembers(type_, onlyValues=False): """ Useful for getting members from types (e.g. in enums) """ retVal = [] for name, value in inspect.getmembers(type_): if not name.startswith('__'): if not onlyValues: retVal.append((name, value)) else: retVal.append(value) return retVal def enumValueToNameLookup(type_, value_): """ Returns name of a enum member with a given value """ retVal = None for name, value in getPublicTypeMembers(type_): if value == value_: retVal = name break return retVal def extractRegexResult(regex, content, flags=0): """ Returns 'result' group value from a possible match with regex on a given content """ retVal = None if regex and content and '?P' in regex: match = re.search(regex, content, flags) if match: retVal = match.group("result") return retVal def trimAlphaNum(value): """ Trims alpha numeric characters from start and ending of a given value """ while value and value[-1].isalnum(): value = value[:-1] while value and value[0].isalnum(): value = value[1:] return value def isNumPosStrValue(value): """ Returns True if value is a string with a positive integer representation """ return value and isinstance(value, basestring) and value.isdigit() and value != "0" def aliasToDbmsEnum(dbms): """ Returns major DBMS name from a given alias """ retVal = None if dbms is None: return None for key, item in dbmsDict.items(): if dbms.lower() in item[0]: retVal = key break return retVal def findDynamicContent(firstPage, secondPage): """ This function checks if the provided pages have dynamic content. If they are dynamic, proper markings will be made """ infoMsg = "searching for dynamic content" logger.info(infoMsg) blocks = SequenceMatcher(None, firstPage, secondPage).get_matching_blocks() kb.dynamicMarkings = [] # Removing too small matching blocks i = 0 while i < len(blocks): block = blocks[i] (_, _, length) = block if length <= DYNAMICITY_MARK_LENGTH: blocks.remove(block) else: i += 1 # Making of dynamic markings based on prefix/suffix principle if len(blocks) > 0: blocks.insert(0, None) blocks.append(None) for i in xrange(len(blocks) - 1): prefix = firstPage[blocks[i][0]:blocks[i][0] + blocks[i][2]] if blocks[i] else None suffix = firstPage[blocks[i + 1][0]:blocks[i + 1][0] + blocks[i + 1][2]] if blocks[i + 1] else None if prefix is None and blocks[i + 1][0] == 0: continue if suffix is None and (blocks[i][0] + blocks[i][2] >= len(firstPage)): continue prefix = trimAlphaNum(prefix) suffix = trimAlphaNum(suffix) kb.dynamicMarkings.append((re.escape(prefix[-DYNAMICITY_MARK_LENGTH/2:]) if prefix else None, re.escape(suffix[:DYNAMICITY_MARK_LENGTH/2]) if suffix else None)) if len(kb.dynamicMarkings) > 0: infoMsg = "dynamic content marked for removal (%d region%s)" % (len(kb.dynamicMarkings), 's' if len(kb.dynamicMarkings) > 1 else '') logger.info(infoMsg) def removeDynamicContent(page): """ Removing dynamic content from supplied page basing removal on precalculated dynamic markings """ if page: for item in kb.dynamicMarkings: prefix, suffix = item if prefix is None and suffix is None: continue elif prefix is None: page = getCompiledRegex('(?s)^.+%s' % suffix).sub(suffix, page) elif suffix is None: page = getCompiledRegex('(?s)%s.+$' % prefix).sub(prefix, page) else: page = getCompiledRegex('(?s)%s.+%s' % (prefix, suffix)).sub('%s%s' % (prefix, suffix), page) return page def filterStringValue(value, regex, replace=None): """ Returns string value consisting only of chars satisfying supplied regular expression """ retVal = "" if value: for char in value: if re.search(regex, char): retVal += char elif replace: retVal += replace return retVal def filterControlChars(value): """ Returns string value with control chars being supstituted with ' ' """ return filterStringValue(value, NON_CONTROL_CHAR_REGEX, ' ') def isDBMSVersionAtLeast(version): """ Checks if the recognized DBMS version is at least the version specified """ retVal = None if kb.dbmsVersion and kb.dbmsVersion[0] != UNKNOWN_DBMS_VERSION and kb.dbmsVersion[0] != None: value = kb.dbmsVersion[0].replace(" ", "").rstrip('.') while True: index = value.find('.', value.find('.') + 1) if index > -1: value = value[0:index] + value[index + 1:] else: break value = filterStringValue(value, '[0-9.><=]') if isinstance(value, basestring): if value.startswith(">="): value = float(value.replace(">=", "")) elif value.startswith(">"): value = float(value.replace(">", "")) + 0.01 elif value.startswith("<="): value = float(value.replace("<=", "")) elif value.startswith(">"): value = float(value.replace("<", "")) - 0.01 retVal = getUnicode(value) >= getUnicode(version) return retVal def parseSqliteTableSchema(value): """ Parses table column names and types from specified SQLite table schema """ if value: table = {} columns = {} for match in re.finditer(getCompiledRegex(r"(\w+) ([A-Z]+)[,\r\n]"), value): columns[match.group(1)] = match.group(2) table[conf.tbl] = columns kb.data.cachedColumns[conf.db] = table def getTechniqueData(technique=None): """ Returns injection data for technique specified """ retVal = None if technique and technique in kb.injection.data: retVal = kb.injection.data[technique] return retVal def isTechniqueAvailable(technique=None): """ Returns True if there is injection data which sqlmap could use for technique specified """ return getTechniqueData(technique) is not None def initTechnique(technique=None): """ Prepares proper page template and match ratio for technique specified """ try: data = getTechniqueData(technique) if data: kb.pageTemplate, kb.errorIsNone = getPageTemplate(data.templatePayload, kb.injection.place) kb.matchRatio = data.matchRatio # Restoring stored conf options for key, value in kb.injection.conf.items(): if value: setattr(conf, key, value) debugMsg = "restoring configuration option '%s' (%s)" % (key, value) logger.debug(debugMsg) else: warnMsg = "there is no injection data available for technique " warnMsg += "'%s'" % enumValueToNameLookup(PAYLOAD.TECHNIQUE, technique) logger.warn(warnMsg) except sqlmapDataException, _: errMsg = "missing data in old session file(s). " errMsg += "please use '--flush-session' to deal " errMsg += "with this error" raise sqlmapNoneDataException, errMsg def arrayizeValue(value): """ Makes a list out of value if it is not already a list, tuple or set itself """ if not isinstance(value, (list, tuple, set)): value = [ value ] return value def getInjectionTests(): """ Returns prioritized test list by eventually detected DBMS from error messages """ retVal = conf.tests def priorityFunction(test): retVal = SORTORDER.FIRST if test.stype == PAYLOAD.TECHNIQUE.UNION: retVal = SORTORDER.LAST elif 'details' in test and 'dbms' in test.details: if test.details.dbms in getErrorParsedDBMSes(): retVal = SORTORDER.SECOND else: retVal = SORTORDER.THIRD return retVal if getErrorParsedDBMSes(): retVal = sorted(retVal, key=priorityFunction) return retVal def filterListValue(value, regex): """ Returns list with items that have parts satisfying given regular expression """ if regex: retVal = [] filt = getCompiledRegex(regex, re.I) for word in value: if filt.search(word): retVal.append(word) return retVal else: return value def unicodeToSafeHTMLValue(value): """ Returns HTML representation of unicode string value safe for sending over HTTP(s) """ retVal = value if value: for char in value: if ord(char) > 127: retVal = retVal.replace(char, "&#%d;" % ord(char)) return retVal def getErrorParsedDBMSes(): """ Returns array with parsed DBMS names till now This functions is called to: 1. Sort the tests, getInjectionTests() - detection phase. 2. Ask user whether or not skip specific DBMS tests in detection phase, lib/controller/checks.py - detection phase. 3. Sort the fingerprint of the DBMS, lib/controller/handler.py - fingerprint phase. """ return kb.htmlFp def getIdentifiedDBMS(): dbms = None if kb.misc.fpDbms is not None: dbms = kb.misc.fpDbms elif kb.dbms is not None: dbms = kb.dbms elif conf.dbms is not None: dbms = conf.dbms elif len(getErrorParsedDBMSes()) > 0: dbms = getErrorParsedDBMSes()[0] return aliasToDbmsEnum(dbms) def showHttpErrorCodes(): """ Shows all HTTP error codes raised till now """ if kb.httpErrorCodes: warnMsg = "HTTP error codes detected during testing:\n" warnMsg += ", ".join("%d (%s) - %d times" % (code, httplib.responses[code] \ if code in httplib.responses else '?', count) \ for code, count in kb.httpErrorCodes.items()) logger.warn(warnMsg) def getComparePageRatio(firstPage, secondPage, filtered=False): """ Returns comparison ratio between two given pages """ if filtered: (firstPage, secondPage) = map(getFilteredPageContent, (firstPage, secondPage)) conf.seqMatcher.set_seq1(firstPage) conf.seqMatcher.set_seq2(secondPage) return conf.seqMatcher.quick_ratio() def openFile(filename, mode='r'): """ Returns file handle of a given filename """ try: return codecs.open(filename, mode, conf.dataEncoding) except IOError: errMsg = "there has been a file opening error for filename '%s'. " % filename errMsg += "Please check %s permissions on a file " % ("write" if mode and\ ('w' in mode or 'a' in mode or '+' in mode) else "read") errMsg += "and that it's not locked by another process." raise sqlmapFilePathException, errMsg