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Patch for an Issue #688

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This commit is contained in:
Miroslav Stampar 2014-05-13 00:50:36 +02:00
parent 3a2916724c
commit 4e8b41b869
2 changed files with 28 additions and 0 deletions
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2
lib/core/option.py
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@ -1606,6 +1606,7 @@ def _setKnowledgeBaseAttributes(flushAll=True):
kb.chars.stop = "%s%s%s" % (KB_CHARS_BOUNDARY_CHAR, randomStr(length=3, lowercase=True), KB_CHARS_BOUNDARY_CHAR)
kb.chars.at, kb.chars.space, kb.chars.dollar, kb.chars.hash_ = ("%s%s%s" % (KB_CHARS_BOUNDARY_CHAR, _, KB_CHARS_BOUNDARY_CHAR) for _ in randomStr(length=4, lowercase=True))
kb.columnExistsChoice = None
kb.commonOutputs = None
kb.counters = {}
kb.data = AttribDict()
@ -1704,6 +1705,7 @@ def _setKnowledgeBaseAttributes(flushAll=True):
kb.testQueryCount = 0
kb.threadContinue = True
kb.threadException = False
kb.tableExistsChoice = None
kb.timeValidCharsRun = 0
kb.uChar = NULL
kb.unionDuplicates = False

26
lib/techniques/brute/use.py
View File

@ -16,6 +16,7 @@ from lib.core.common import getPageWordSet
from lib.core.common import hashDBWrite
from lib.core.common import randomInt
from lib.core.common import randomStr
from lib.core.common import readInput
from lib.core.common import safeStringFormat
from lib.core.common import safeSQLIdentificatorNaming
from lib.core.common import unsafeSQLIdentificatorNaming
@ -24,6 +25,7 @@ from lib.core.data import kb
from lib.core.data import logger
from lib.core.enums import DBMS
from lib.core.enums import HASHDB_KEYS
from lib.core.enums import PAYLOAD
from lib.core.exception import SqlmapDataException
from lib.core.exception import SqlmapMissingMandatoryOptionException
from lib.core.settings import METADB_SUFFIX
@ -49,6 +51,18 @@ def _addPageTextWords():
return wordsList
def tableExists(tableFile, regex=None):
if kb.tableExistsChoice is None and any(_ not in kb.injection.data for _ in (PAYLOAD.TECHNIQUE.TIME, PAYLOAD.TECHNIQUE.STACKED)):
warnMsg = "it's not recommended to use '%s' and/or '%s' " % (PAYLOAD.SQLINJECTION[PAYLOAD.TECHNIQUE.TIME], PAYLOAD.SQLINJECTION[PAYLOAD.TECHNIQUE.STACKED])
warnMsg += "for common table existence check"
logger.warn(warnMsg)
message = "are you sure you want to continue? [y/N] "
test = readInput(message, default="N")
kb.tableExistsChoice = test[0] in ("y", "Y")
if not kb.tableExistsChoice:
return None
result = inject.checkBooleanExpression("%s" % safeStringFormat(BRUTE_TABLE_EXISTS_TEMPLATE, (randomInt(1), randomStr())))
if conf.db and Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
@ -141,6 +155,18 @@ def tableExists(tableFile, regex=None):
return kb.data.cachedTables
def columnExists(columnFile, regex=None):
if kb.columnExistsChoice is None and any(_ not in kb.injection.data for _ in (PAYLOAD.TECHNIQUE.TIME, PAYLOAD.TECHNIQUE.STACKED)):
warnMsg = "it's not recommended to use '%s' and/or '%s' " % (PAYLOAD.SQLINJECTION[PAYLOAD.TECHNIQUE.TIME], PAYLOAD.SQLINJECTION[PAYLOAD.TECHNIQUE.STACKED])
warnMsg += "for common column existence check"
logger.warn(warnMsg)
message = "are you sure you want to continue? [y/N] "
test = readInput(message, default="N")
kb.columnExistsChoice = test[0] in ("y", "Y")
if not kb.columnExistsChoice:
return None
if not conf.tbl:
errMsg = "missing table parameter"
raise SqlmapMissingMandatoryOptionException(errMsg)