sqlmap/plugins/generic/search.py at master · PowerCod/sqlmap · GitHub

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#!/usr/bin/env python

"""

See the file 'doc/COPYING' for copying permission

"""

from lib.core.agent import agent

from lib.core.common import arrayizeValue

from lib.core.common import Backend

from lib.core.common import filterPairValues

from lib.core.common import getLimitRange

from lib.core.common import isInferenceAvailable

from lib.core.common import isNoneValue

from lib.core.common import isNumPosStrValue

from lib.core.common import isTechniqueAvailable

from lib.core.common import readInput

from lib.core.common import safeSQLIdentificatorNaming

from lib.core.common import safeStringFormat

from lib.core.common import unArrayizeValue

from lib.core.common import unsafeSQLIdentificatorNaming

from lib.core.data import conf

from lib.core.data import kb

from lib.core.data import logger

from lib.core.data import paths

from lib.core.data import queries

from lib.core.enums import CHARSET_TYPE

from lib.core.enums import DBMS

from lib.core.enums import EXPECTED

from lib.core.enums import PAYLOAD

from lib.core.exception import SqlmapMissingMandatoryOptionException

from lib.core.exception import SqlmapUserQuitException

from lib.core.settings import CURRENT_DB

from lib.core.settings import METADB_SUFFIX

from lib.request import inject

from lib.techniques.brute.use import columnExists

from lib.techniques.brute.use import tableExists

class Search:

"""

This class defines search functionalities for plugins.

"""

def __init__(self):

pass

def searchDb(self):

foundDbs = []

rootQuery = queries[Backend.getIdentifiedDbms()].search_db

dbList = conf.db.split(",")

if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:

dbCond = rootQuery.inband.condition2

else:

dbCond = rootQuery.inband.condition

dbConsider, dbCondParam = self.likeOrExact("database")

for db in dbList:

values = []

db = safeSQLIdentificatorNaming(db)

if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):

db = db.upper()

infoMsg = "searching database"

if dbConsider == "1":

infoMsg += "s like"

infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(db)

logger.info(infoMsg)

if conf.excludeSysDbs:

exclDbsQuery = "".join(" AND '%s' != %s" % (unsafeSQLIdentificatorNaming(db), dbCond) for db in self.excludeDbsList)

infoMsg = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(db for db in self.excludeDbsList))

logger.info(infoMsg)

else:

exclDbsQuery = ""

dbQuery = "%s%s" % (dbCond, dbCondParam)

dbQuery = dbQuery % unsafeSQLIdentificatorNaming(db)

if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:

if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:

query = rootQuery.inband.query2

else:

query = rootQuery.inband.query

query = query % (dbQuery + exclDbsQuery)

values = inject.getValue(query, blind=False, time=False)

if not isNoneValue(values):

values = arrayizeValue(values)

for value in values:

value = safeSQLIdentificatorNaming(value)

foundDbs.append(value)

if not values and isInferenceAvailable() and not conf.direct:

infoMsg = "fetching number of database"

if dbConsider == "1":

infoMsg += "s like"

infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(db)

logger.info(infoMsg)

if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:

query = rootQuery.blind.count2

else:

query = rootQuery.blind.count

query = query % (dbQuery + exclDbsQuery)

count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)

if not isNumPosStrValue(count):

warnMsg = "no database"

if dbConsider == "1":

warnMsg += "s like"

warnMsg += " '%s' found" % unsafeSQLIdentificatorNaming(db)

logger.warn(warnMsg)

continue

indexRange = getLimitRange(count)

for index in indexRange:

if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:

query = rootQuery.blind.query2

else:

query = rootQuery.blind.query

query = query % (dbQuery + exclDbsQuery)

query = agent.limitQuery(index, query, dbCond)

value = unArrayizeValue(inject.getValue(query, union=False, error=False))

value = safeSQLIdentificatorNaming(value)

foundDbs.append(value)

conf.dumper.lister("found databases", foundDbs)

def searchTable(self):

bruteForce = False

if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:

errMsg = "information_schema not available, "

errMsg += "back-end DBMS is MySQL < 5.0"

bruteForce = True

if bruteForce:

message = "do you want to use common table 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:

regex = "|".join(conf.tbl.split(","))

return tableExists(paths.COMMON_TABLES, regex)

foundTbls = {}

tblList = conf.tbl.split(",")

rootQuery = queries[Backend.getIdentifiedDbms()].search_table

tblCond = rootQuery.inband.condition

dbCond = rootQuery.inband.condition2

tblConsider, tblCondParam = self.likeOrExact("table")

for tbl in tblList:

values = []

tbl = safeSQLIdentificatorNaming(tbl, True)

if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.FIREBIRD):

tbl = tbl.upper()

infoMsg = "searching table"

if tblConsider == "1":

infoMsg += "s like"

infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)

if dbCond and conf.db and conf.db != CURRENT_DB:

_ = conf.db.split(",")

whereDbsQuery = " AND (" + " OR ".join("%s = '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db)) for db in _) + ")"

infoMsg += " for database%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(db for db in _))

elif conf.excludeSysDbs:

whereDbsQuery = "".join(" AND '%s' != %s" % (unsafeSQLIdentificatorNaming(db), dbCond) for db in self.excludeDbsList)

infoMsg2 = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(db for db in self.excludeDbsList))

logger.info(infoMsg2)

else:

whereDbsQuery = ""

logger.info(infoMsg)

tblQuery = "%s%s" % (tblCond, tblCondParam)

tblQuery = tblQuery % unsafeSQLIdentificatorNaming(tbl)

if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:

query = rootQuery.inband.query

query = query % (tblQuery + whereDbsQuery)

values = inject.getValue(query, blind=False, time=False)

if values and Backend.getIdentifiedDbms() in (DBMS.SQLITE, DBMS.FIREBIRD):

newValues = []

if isinstance(values, basestring):

values = [values]

for value in values:

dbName = "SQLite" if Backend.isDbms(DBMS.SQLITE) else "Firebird"

newValues.append(["%s%s" % (dbName, METADB_SUFFIX), value])

values = newValues

for foundDb, foundTbl in filterPairValues(values):

foundDb = safeSQLIdentificatorNaming(foundDb)

foundTbl = safeSQLIdentificatorNaming(foundTbl, True)

if foundDb is None or foundTbl is None:

continue

if foundDb in foundTbls:

foundTbls[foundDb].append(foundTbl)

else:

foundTbls[foundDb] = [foundTbl]

if not values and isInferenceAvailable() and not conf.direct:

if Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.FIREBIRD):

if len(whereDbsQuery) == 0:

infoMsg = "fetching number of databases with table"

if tblConsider == "1":

infoMsg += "s like"

infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)

logger.info(infoMsg)

query = rootQuery.blind.count

query = query % (tblQuery + whereDbsQuery)

count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)

if not isNumPosStrValue(count):

warnMsg = "no databases have table"

if tblConsider == "1":

warnMsg += "s like"

warnMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)

logger.warn(warnMsg)

continue

indexRange = getLimitRange(count)

for index in indexRange:

query = rootQuery.blind.query

query = query % (tblQuery + whereDbsQuery)

query = agent.limitQuery(index, query)

foundDb = unArrayizeValue(inject.getValue(query, union=False, error=False))

foundDb = safeSQLIdentificatorNaming(foundDb)

if foundDb not in foundTbls:

foundTbls[foundDb] = []

if tblConsider == "2":

foundTbls[foundDb].append(tbl)

if tblConsider == "2":

continue

else:

for db in conf.db.split(",") if conf.db else (self.getCurrentDb(),):

db = safeSQLIdentificatorNaming(db)

if db not in foundTbls:

foundTbls[db] = []

else:

dbName = "SQLite" if Backend.isDbms(DBMS.SQLITE) else "Firebird"

foundTbls["%s%s" % (dbName, METADB_SUFFIX)] = []

for db in foundTbls.keys():

db = safeSQLIdentificatorNaming(db)

infoMsg = "fetching number of table"

if tblConsider == "1":

infoMsg += "s like"

infoMsg += " '%s' in database '%s'" % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(db))

logger.info(infoMsg)

query = rootQuery.blind.count2

if Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.FIREBIRD):

query = query % unsafeSQLIdentificatorNaming(db)

query += " AND %s" % tblQuery

count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)

if not isNumPosStrValue(count):

warnMsg = "no table"

if tblConsider == "1":

warnMsg += "s like"

warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(tbl)

warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(db)

logger.warn(warnMsg)

continue

indexRange = getLimitRange(count)

for index in indexRange:

query = rootQuery.blind.query2

if query.endswith("'%s')"):

query = query[:-1] + " AND %s)" % tblQuery

else:

query += " AND %s" % tblQuery

if Backend.isDbms(DBMS.FIREBIRD):

query = safeStringFormat(query, index)

if Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.FIREBIRD):

query = safeStringFormat(query, unsafeSQLIdentificatorNaming(db))

if not Backend.isDbms(DBMS.FIREBIRD):

query = agent.limitQuery(index, query)

foundTbl = unArrayizeValue(inject.getValue(query, union=False, error=False))

if not isNoneValue(foundTbl):

kb.hintValue = foundTbl

foundTbl = safeSQLIdentificatorNaming(foundTbl, True)

foundTbls[db].append(foundTbl)

for db in foundTbls.keys():

if isNoneValue(foundTbls[db]):

del foundTbls[db]

if not foundTbls:

warnMsg = "no databases contain any of the provided tables"

logger.warn(warnMsg)

return

conf.dumper.dbTables(foundTbls)

self.dumpFoundTables(foundTbls)

def searchColumn(self):

bruteForce = False

if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:

errMsg = "information_schema not available, "

errMsg += "back-end DBMS is MySQL < 5.0"

bruteForce = True

if bruteForce:

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:

regex = '|'.join(conf.col.split(','))

conf.dumper.dbTableColumns(columnExists(paths.COMMON_COLUMNS, regex))

message = "do you want to dump entries? [Y/n] "

output = readInput(message, default="Y")

if output and output[0] not in ("n", "N"):

self.dumpAll()

return

rootQuery = queries[Backend.getIdentifiedDbms()].search_column

foundCols = {}

dbs = {}

whereDbsQuery = ""

whereTblsQuery = ""

infoMsgTbl = ""

infoMsgDb = ""

colList = conf.col.split(",")

if conf.excludeCol:

colList = [_ for _ in colList if _ not in conf.excludeCol.split(',')]

origTbl = conf.tbl

origDb = conf.db

colCond = rootQuery.inband.condition

dbCond = rootQuery.inband.condition2

tblCond = rootQuery.inband.condition3

colConsider, colCondParam = self.likeOrExact("column")

for column in colList:

values = []

column = safeSQLIdentificatorNaming(column)

conf.db = origDb

conf.tbl = origTbl

if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):

column = column.upper()

infoMsg = "searching column"

if colConsider == "1":

infoMsg += "s like"

infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)

foundCols[column] = {}

if conf.tbl:

_ = conf.tbl.split(",")

whereTblsQuery = " AND (" + " OR ".join("%s = '%s'" % (tblCond, unsafeSQLIdentificatorNaming(tbl)) for tbl in _) + ")"

infoMsgTbl = " for table%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(tbl) for tbl in _))

if conf.db and conf.db != CURRENT_DB:

_ = conf.db.split(",")

whereDbsQuery = " AND (" + " OR ".join("%s = '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db)) for db in _) + ")"

infoMsgDb = " in database%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(db) for db in _))

elif conf.excludeSysDbs:

whereDbsQuery = "".join(" AND %s != '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db)) for db in self.excludeDbsList)

infoMsg2 = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(db) for db in self.excludeDbsList))

logger.info(infoMsg2)

else:

infoMsgDb = " across all databases"

logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))

colQuery = "%s%s" % (colCond, colCondParam)

colQuery = colQuery % unsafeSQLIdentificatorNaming(column)

if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:

if not all((conf.db, conf.tbl)):

# Enumerate tables containing the column provided if

# either of database(s) or table(s) is not provided

query = rootQuery.inband.query

query = query % (colQuery + whereDbsQuery + whereTblsQuery)

values = inject.getValue(query, blind=False, time=False)

else:

# Assume provided databases' tables contain the

# column(s) provided

values = []

for db in conf.db.split(","):

for tbl in conf.tbl.split(","):

values.append([safeSQLIdentificatorNaming(db), safeSQLIdentificatorNaming(tbl, True)])

for db, tbl in filterPairValues(values):

db = safeSQLIdentificatorNaming(db)

tbls = tbl.split(",") if not isNoneValue(tbl) else []

for tbl in tbls:

tbl = safeSQLIdentificatorNaming(tbl, True)

if db is None or tbl is None:

continue

conf.db = db

conf.tbl = tbl

conf.col = column

self.getColumns(onlyColNames=True, colTuple=(colConsider, colCondParam), bruteForce=False)

if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[db]:

if db not in dbs:

dbs[db] = {}

if tbl not in dbs[db]:

dbs[db][tbl] = {}

dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])

if db in foundCols[column]:

foundCols[column][db].append(tbl)

else:

foundCols[column][db] = [tbl]

kb.data.cachedColumns = {}

if not values and isInferenceAvailable() and not conf.direct:

if not conf.db:

infoMsg = "fetching number of databases with tables containing column"

if colConsider == "1":

infoMsg += "s like"

infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)

logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))

query = rootQuery.blind.count

query = query % (colQuery + whereDbsQuery + whereTblsQuery)

count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)

if not isNumPosStrValue(count):

warnMsg = "no databases have tables containing column"

if colConsider == "1":

warnMsg += "s like"

warnMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)

logger.warn("%s%s" % (warnMsg, infoMsgTbl))

continue

indexRange = getLimitRange(count)

for index in indexRange:

query = rootQuery.blind.query

query = query % (colQuery + whereDbsQuery + whereTblsQuery)

query = agent.limitQuery(index, query)

db = unArrayizeValue(inject.getValue(query, union=False, error=False))

db = safeSQLIdentificatorNaming(db)

if db not in dbs:

dbs[db] = {}

if db not in foundCols[column]:

foundCols[column][db] = []

else:

for db in conf.db.split(",") if conf.db else (self.getCurrentDb(),):

db = safeSQLIdentificatorNaming(db)

if db not in foundCols[column]:

foundCols[column][db] = []

origDb = conf.db

origTbl = conf.tbl

for column, dbData in foundCols.items():

colQuery = "%s%s" % (colCond, colCondParam)

colQuery = colQuery % unsafeSQLIdentificatorNaming(column)

for db in dbData:

conf.db = origDb

conf.tbl = origTbl

infoMsg = "fetching number of tables containing column"

if colConsider == "1":

infoMsg += "s like"

infoMsg += " '%s' in database '%s'" % (unsafeSQLIdentificatorNaming(column), unsafeSQLIdentificatorNaming(db))

logger.info(infoMsg)

query = rootQuery.blind.count2

query = query % unsafeSQLIdentificatorNaming(db)

query += " AND %s" % colQuery

query += whereTblsQuery

count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)

if not isNumPosStrValue(count):

warnMsg = "no tables contain column"

if colConsider == "1":

warnMsg += "s like"

warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(column)

warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(db)

logger.warn(warnMsg)

continue

indexRange = getLimitRange(count)

for index in indexRange:

query = rootQuery.blind.query2

if query.endswith("'%s')"):

query = query[:-1] + " AND %s)" % (colQuery + whereTblsQuery)

else:

query += " AND %s" % (colQuery + whereTblsQuery)

query = safeStringFormat(query, unsafeSQLIdentificatorNaming(db))

query = agent.limitQuery(index, query)

tbl = unArrayizeValue(inject.getValue(query, union=False, error=False))

kb.hintValue = tbl

tbl = safeSQLIdentificatorNaming(tbl, True)

conf.db = db

conf.tbl = tbl

conf.col = column

self.getColumns(onlyColNames=True, colTuple=(colConsider, colCondParam), bruteForce=False)

if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[db]:

if db not in dbs:

dbs[db] = {}

if tbl not in dbs[db]:

dbs[db][tbl] = {}

dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])

kb.data.cachedColumns = {}

if db in foundCols[column]:

foundCols[column][db].append(tbl)

else:

foundCols[column][db] = [tbl]

if dbs:

conf.dumper.dbColumns(foundCols, colConsider, dbs)

self.dumpFoundColumn(dbs, foundCols, colConsider)

else:

warnMsg = "no databases have tables containing any of the "

warnMsg += "provided columns"

logger.warn(warnMsg)

def search(self):

if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):

for item in ('db', 'tbl', 'col'):

if getattr(conf, item, None):

setattr(conf, item, getattr(conf, item).upper())

if conf.col:

self.searchColumn()

elif conf.tbl:

self.searchTable()

elif conf.db:

self.searchDb()

else:

errMsg = "missing parameter, provide -D, -T or -C along "

errMsg += "with --search"

raise SqlmapMissingMandatoryOptionException(errMsg)

sqlmap/plugins/generic/search.py at master · PowerCod/sqlmap · GitHub

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