mirror of
https://github.com/sqlmapproject/sqlmap.git
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daebb0010b
Alignment of SQL statement payload packing/unpacking between all of the techniques. Minor bug fix to use the proper charset (2, numbers) when dealing with COUNT() in custom queries too. Minor code cleanup.
283 lines
9.9 KiB
Python
283 lines
9.9 KiB
Python
#!/usr/bin/env python
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"""
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$Id$
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Copyright (c) 2006-2010 sqlmap developers (http://sqlmap.sourceforge.net/)
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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 getIdentifiedDBMS
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from lib.core.common import getRange
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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.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 getRoles(self, query2=False):
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infoMsg = "fetching database users roles"
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rootQuery = queries[getIdentifiedDBMS()].roles
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if conf.user == "CU":
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infoMsg += " for current user"
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conf.user = self.getCurrentUser()
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logger.info(infoMsg)
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# Set containing the list of DBMS administrators
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areAdmins = set()
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if isTechniqueAvailable(PAYLOAD.TECHNIQUE.UNION) or isTechniqueAvailable(PAYLOAD.TECHNIQUE.ERROR) or conf.direct:
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if query2:
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query = rootQuery.inband.query2
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condition = rootQuery.inband.condition2
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else:
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query = rootQuery.inband.query
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condition = rootQuery.inband.condition
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if conf.user:
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users = conf.user.split(",")
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query += " WHERE "
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query += " OR ".join("%s = '%s'" % (condition, user) for user in users)
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values = inject.getValue(query, blind=False)
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if not values and not query2:
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infoMsg = "trying with table USER_ROLE_PRIVS"
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logger.info(infoMsg)
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return self.getRoles(query2=True)
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if values:
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for value in values:
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user = None
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roles = set()
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for count in xrange(0, len(value)):
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# The first column is always the username
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if count == 0:
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user = value[count]
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# The other columns are the roles
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else:
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role = value[count]
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# In Oracle we get the list of roles as string
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roles.add(role)
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if self.__isAdminFromPrivileges(roles):
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areAdmins.add(user)
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if kb.data.cachedUsersRoles.has_key(user):
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kb.data.cachedUsersRoles[user].extend(roles)
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else:
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kb.data.cachedUsersRoles[user] = list(roles)
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if not kb.data.cachedUsersRoles and not conf.direct:
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conditionChar = "="
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if conf.user:
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users = conf.user.split(",")
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else:
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if 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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retrievedUsers = set()
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for user in users:
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unescapedUser = None
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if user in retrievedUsers:
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continue
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infoMsg = "fetching number of roles "
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infoMsg += "for user '%s'" % user
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logger.info(infoMsg)
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if unescapedUser:
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queryUser = unescapedUser
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else:
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queryUser = user
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if query2:
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query = rootQuery.blind.count2 % queryUser
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else:
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query = rootQuery.blind.count % queryUser
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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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if not count.isdigit() and not query2:
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infoMsg = "trying with table USER_SYS_PRIVS"
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logger.info(infoMsg)
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return self.getPrivileges(query2=True)
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warnMsg = "unable to retrieve the number of "
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warnMsg += "roles for user '%s'" % user
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logger.warn(warnMsg)
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continue
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infoMsg = "fetching roles for user '%s'" % user
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logger.info(infoMsg)
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roles = set()
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indexRange = getRange(count, plusOne=True)
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for index in indexRange:
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if query2:
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query = rootQuery.blind.query2 % (queryUser, index)
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else:
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query = rootQuery.blind.query % (queryUser, index)
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role = inject.getValue(query, inband=False, error=False)
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# In Oracle we get the list of roles as string
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roles.add(role)
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if roles:
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kb.data.cachedUsersRoles[user] = list(roles)
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else:
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warnMsg = "unable to retrieve the roles "
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warnMsg += "for user '%s'" % user
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logger.warn(warnMsg)
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retrievedUsers.add(user)
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if not kb.data.cachedUsersRoles:
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errMsg = "unable to retrieve the roles "
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errMsg += "for the database users"
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raise sqlmapNoneDataException, errMsg
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return ( kb.data.cachedUsersRoles, areAdmins )
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def getDbs(self):
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warnMsg = "on Oracle it is not possible to enumerate databases"
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logger.warn(warnMsg)
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return []
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def searchDb(self):
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warnMsg = "on Oracle it is not possible to search databases"
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logger.warn(warnMsg)
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return []
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def searchColumn(self):
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rootQuery = queries[getIdentifiedDBMS()].search_column
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foundCols = {}
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dbs = { "USERS": {} }
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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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for column in colList:
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column = column.upper()
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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'" % 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 % column
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for db in dbs.keys():
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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
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query += colQuery
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values = inject.getValue(query, blind=False)
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if 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 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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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 += " WHERE %s" % colQuery
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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 += " WHERE %s" % colQuery
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query = agent.limitQuery(index, query)
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tbl = inject.getValue(query, inband=False, error=False)
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kb.hintValue = tbl
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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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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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