mirror of
https://github.com/sqlmapproject/sqlmap.git
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369 lines
14 KiB
Python
369 lines
14 KiB
Python
#!/usr/bin/env python
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"""
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$Id$
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Copyright (c) 2006-2011 sqlmap developers (http://www.sqlmap.org/)
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See the file 'doc/COPYING' for copying permission
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"""
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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 getRange
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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 safeSQLIdentificatorNaming
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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 queries
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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 sqlmapNoneDataException
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from lib.request import inject
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from plugins.generic.enumeration import Enumeration as GenericEnumeration
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class Enumeration(GenericEnumeration):
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def __init__(self):
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GenericEnumeration.__init__(self)
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def getPrivileges(self, *args):
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warnMsg = "on Microsoft SQL Server it is not possible to fetch "
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warnMsg += "database users privileges, sqlmap will check whether "
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warnMsg += "or not the database users are database administrators"
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logger.warn(warnMsg)
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users = []
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areAdmins = set()
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if conf.user:
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users = [ conf.user ]
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elif not len(kb.data.cachedUsers):
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users = self.getUsers()
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else:
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users = kb.data.cachedUsers
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for user in users:
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if user is None:
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continue
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isDba = self.isDba(user)
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if isDba is True:
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areAdmins.add(user)
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kb.data.cachedUsersPrivileges[user] = None
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return ( kb.data.cachedUsersPrivileges, areAdmins )
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def getTables(self):
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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 conf.db == "CD":
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conf.db = self.getCurrentDb()
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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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for db in dbs:
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dbs[dbs.index(db)] = safeSQLIdentificatorNaming(db)
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infoMsg = "fetching tables for database"
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infoMsg += "%s: %s" % ("s" if len(dbs) > 1 else "", ", ".join(db for db in dbs))
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logger.info(infoMsg)
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rootQuery = queries[Backend.getIdentifiedDbms()].tables
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if isTechniqueAvailable(PAYLOAD.TECHNIQUE.UNION) or isTechniqueAvailable(PAYLOAD.TECHNIQUE.ERROR) or 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'" % db
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logger.info(infoMsg)
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continue
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query = rootQuery.inband.query % db
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value = inject.getValue(query, blind=False)
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if not isNoneValue(value):
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kb.data.cachedTables[db] = arrayizeValue(value)
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if not kb.data.cachedTables 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'" % 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'" % db
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logger.info(infoMsg)
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query = rootQuery.blind.count % db
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count = inject.getValue(query, inband=False, error=False, charsetType=2)
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if not isNumPosStrValue(count):
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warnMsg = "unable to retrieve the number of "
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warnMsg += "tables for database '%s'" % db
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logger.warn(warnMsg)
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continue
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tables = []
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for index in range(int(count)):
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query = rootQuery.blind.query % (db, index, db)
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table = inject.getValue(query, inband=False, error=False)
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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 tables "
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warnMsg += "for database '%s'" % db
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logger.warn(warnMsg)
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if not kb.data.cachedTables:
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errMsg = "unable to retrieve the tables for any database"
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raise sqlmapNoneDataException(errMsg)
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return kb.data.cachedTables
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def searchTable(self):
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rootQuery = queries[Backend.getIdentifiedDbms()].search_table
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foundTbls = {}
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tblList = conf.tbl.split(",")
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tblCond = rootQuery.inband.condition
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dbCond = rootQuery.inband.condition2
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tblConsider, tblCondParam = self.likeOrExact("table")
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if not len(kb.data.cachedDbs):
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enumDbs = self.getDbs()
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else:
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enumDbs = kb.data.cachedDbs
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for db in enumDbs:
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if isinstance(db, list):
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db = db[0]
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db = safeSQLIdentificatorNaming(db)
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foundTbls[db] = []
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for tbl in tblList:
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tbl = safeSQLIdentificatorNaming(tbl, True)
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infoMsg = "searching table"
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if tblConsider == "1":
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infoMsg += "s like"
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infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
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logger.info(infoMsg)
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tblQuery = "%s%s" % (tblCond, tblCondParam)
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tblQuery = tblQuery % unsafeSQLIdentificatorNaming(tbl)
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for db in foundTbls.keys():
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db = safeSQLIdentificatorNaming(db)
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if conf.excludeSysDbs and db in self.excludeDbsList:
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infoMsg = "skipping system database '%s'" % db
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logger.info(infoMsg)
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continue
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if isTechniqueAvailable(PAYLOAD.TECHNIQUE.UNION) or isTechniqueAvailable(PAYLOAD.TECHNIQUE.ERROR) or conf.direct:
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query = rootQuery.inband.query % db
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query += tblQuery
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values = inject.getValue(query, blind=False)
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if not isNoneValue(values):
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if isinstance(values, basestring):
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values = [ values ]
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for foundTbl in values:
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if foundTbl is None:
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continue
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foundTbls[db].append(foundTbl)
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else:
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infoMsg = "fetching number of table"
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if tblConsider == "1":
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infoMsg += "s like"
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infoMsg += " '%s' in database '%s'" % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(db))
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logger.info(infoMsg)
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query = rootQuery.blind.count2
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query = query % db
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query += " AND %s" % tblQuery
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count = inject.getValue(query, inband=False, error=False, expected=EXPECTED.INT, charsetType=2)
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if not isNumPosStrValue(count):
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warnMsg = "no table"
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if tblConsider == "1":
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warnMsg += "s like"
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warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(tbl)
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warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(db)
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logger.warn(warnMsg)
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continue
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indexRange = getRange(count)
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for index in indexRange:
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query = rootQuery.blind.query2
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query = query % db
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query += " AND %s" % tblQuery
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query = agent.limitQuery(index, query, tblCond)
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tbl = inject.getValue(query, inband=False, error=False)
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kb.hintValue = tbl
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foundTbls[db].append(tbl)
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for db, tbls in foundTbls.items():
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if len(tbls) == 0:
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foundTbls.pop(db)
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return foundTbls
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def searchColumn(self):
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rootQuery = queries[Backend.getIdentifiedDbms()].search_column
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foundCols = {}
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dbs = {}
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colList = conf.col.split(",")
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colCond = rootQuery.inband.condition
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colConsider, colCondParam = self.likeOrExact("column")
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if not len(kb.data.cachedDbs):
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enumDbs = self.getDbs()
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else:
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enumDbs = kb.data.cachedDbs
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for db in enumDbs:
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db = safeSQLIdentificatorNaming(db)
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dbs[db] = {}
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for column in colList:
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column = safeSQLIdentificatorNaming(column)
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infoMsg = "searching column"
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if colConsider == "1":
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infoMsg += "s like"
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infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
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logger.info(infoMsg)
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foundCols[column] = {}
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colQuery = "%s%s" % (colCond, colCondParam)
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colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
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for db in dbs.keys():
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db = safeSQLIdentificatorNaming(db)
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if conf.excludeSysDbs and db in self.excludeDbsList:
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infoMsg = "skipping system database '%s'" % db
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logger.info(infoMsg)
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continue
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if isTechniqueAvailable(PAYLOAD.TECHNIQUE.UNION) or isTechniqueAvailable(PAYLOAD.TECHNIQUE.ERROR) or conf.direct:
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query = rootQuery.inband.query % (db, db, db, db, db, db)
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query += " AND %s" % colQuery.replace("[DB]", db)
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values = inject.getValue(query, blind=False)
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if not isNoneValue(values):
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if isinstance(values, basestring):
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values = [ values ]
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for foundTbl in values:
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foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
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if foundTbl is None:
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continue
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if foundTbl not in dbs[db]:
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dbs[db][foundTbl] = {}
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if colConsider == "1":
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conf.db = db
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conf.tbl = foundTbl
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conf.col = column
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self.getColumns(onlyColNames=True)
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if db in kb.data.cachedColumns and foundTbl in kb.data.cachedColumns[db]\
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and not isNoneValue(kb.data.cachedColumns[db][foundTbl]):
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dbs[db][foundTbl].update(kb.data.cachedColumns[db][foundTbl])
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kb.data.cachedColumns = {}
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else:
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dbs[db][foundTbl][column] = None
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if db in foundCols[column]:
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foundCols[column][db].append(foundTbl)
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else:
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foundCols[column][db] = [ foundTbl ]
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else:
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foundCols[column][db] = []
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infoMsg = "fetching number of tables containing column"
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if colConsider == "1":
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infoMsg += "s like"
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infoMsg += " '%s' in database '%s'" % (column, db)
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logger.info(infoMsg)
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query = rootQuery.blind.count2
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query = query % (db, db, db, db, db, db)
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query += " AND %s" % colQuery.replace("[DB]", db)
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count = inject.getValue(query, inband=False, error=False, expected=EXPECTED.INT, charsetType=2)
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if not isNumPosStrValue(count):
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warnMsg = "no tables contain column"
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if colConsider == "1":
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warnMsg += "s like"
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warnMsg += " '%s' " % column
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warnMsg += "in database '%s'" % db
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logger.warn(warnMsg)
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continue
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indexRange = getRange(count)
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for index in indexRange:
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query = rootQuery.blind.query2
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query = query % (db, db, db, db, db, db)
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query += " AND %s" % colQuery.replace("[DB]", db)
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query = agent.limitQuery(index, query, colCond.replace("[DB]", db))
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tbl = inject.getValue(query, inband=False, error=False)
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kb.hintValue = tbl
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tbl = safeSQLIdentificatorNaming(tbl, True)
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if tbl not in dbs[db]:
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dbs[db][tbl] = {}
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if colConsider == "1":
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conf.db = db
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conf.tbl = tbl
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conf.col = column
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self.getColumns(onlyColNames=True)
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if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[db]:
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dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
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kb.data.cachedColumns = {}
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else:
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dbs[db][tbl][column] = None
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foundCols[column][db].append(tbl)
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self.dumpFoundColumn(dbs, foundCols, colConsider)
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