def _xpCmdshellCheck(self):
# I assume * 2 is a lazy way to push the result outside the stddev
wholeTimeSec = max(int(conf.timeSec * 2), 1)
cmd = "ping -n %d 127.0.0.1" % (wholeTimeSec + 1)
self.xpCmdshellExecCmd(cmd)
return wasLastResponseDelayed()
def queryPage(value=None,
place=None,
content=False,
getRatioValue=False,
silent=False,
method=None,
timeBasedCompare=False,
noteResponseTime=True,
auxHeaders=None,
response=False,
raise404=None,
removeReflection=True):
"""
This method calls a function to get the target URL page content
and returns its page MD5 hash or a boolean value in case of
string match check ('--string' command line parameter)
"""
if conf.direct:
return direct(value, content)
get = None
post = None
cookie = None
ua = None
referer = None
host = None
page = None
pageLength = None
uri = None
code = None
urlEncodePost = None
if not place:
place = kb.injection.place or PLACE.GET
raise404 = place != PLACE.URI if raise404 is None else raise404
value = agent.adjustLateValues(value)
payload = agent.extractPayload(value)
threadData = getCurrentThreadData()
if conf.httpHeaders:
headers = dict(conf.httpHeaders)
contentType = max(headers[_] if _.upper() ==
HTTP_HEADER.CONTENT_TYPE.upper() else None
for _ in headers.keys())
urlEncodePost = contentType and "urlencoded" in contentType or contentType is None
if (kb.postHint or conf.skipUrlEncode) and urlEncodePost:
urlEncodePost = False
conf.httpHeaders = [
_ for _ in conf.httpHeaders if _[1] != contentType
]
contentType = POST_HINT_CONTENT_TYPES.get(
kb.postHint, PLAIN_TEXT_CONTENT_TYPE)
conf.httpHeaders.append(
(HTTP_HEADER.CONTENT_TYPE, contentType))
if payload:
if kb.tamperFunctions:
for function in kb.tamperFunctions:
payload = function(payload=payload, headers=auxHeaders)
if not isinstance(payload, basestring):
errMsg = "tamper function '%s' returns " % function.func_name
errMsg += "invalid payload type ('%s')" % type(payload)
raise SqlmapValueException(errMsg)
value = agent.replacePayload(value, payload)
logger.log(CUSTOM_LOGGING.PAYLOAD, safecharencode(payload))
if place == PLACE.CUSTOM_POST:
if kb.postHint in (POST_HINT.SOAP, POST_HINT.XML):
# payloads in SOAP/XML should have chars > and < replaced
# with their HTML encoded counterparts
payload = payload.replace('>', ">").replace('<', "<")
elif kb.postHint == POST_HINT.JSON:
if payload.startswith('"') and payload.endswith('"'):
payload = json.dumps(payload[1:-1])
else:
payload = json.dumps(payload)[1:-1]
value = agent.replacePayload(value, payload)
else:
# GET, POST, URI and Cookie payload needs to be throughly URL encoded
if place in (PLACE.GET, PLACE.URI, PLACE.COOKIE
) and not conf.skipUrlEncode or place in (
PLACE.POST, ) and urlEncodePost:
payload = urlencode(payload, '%', False,
place != PLACE.URI)
value = agent.replacePayload(value, payload)
if conf.hpp:
if not any(conf.url.lower().endswith(_.lower())
for _ in (WEB_API.ASP, WEB_API.ASPX)):
warnMsg = "HTTP parameter pollution should work only against "
warnMsg += "ASP(.NET) targets"
singleTimeWarnMessage(warnMsg)
if place in (PLACE.GET, PLACE.POST):
_ = re.escape(PAYLOAD_DELIMITER)
match = re.search(
"(?P<name>\w+)=%s(?P<value>.+?)%s" % (_, _), value)
if match:
payload = match.group("value")
for splitter in (urlencode(' '), ' '):
if splitter in payload:
prefix, suffix = (
"*/", "/*") if splitter == ' ' else (
urlencode(_) for _ in ("*/", "/*"))
parts = payload.split(splitter)
parts[0] = "%s%s" % (parts[0], suffix)
parts[-1] = "%s%s=%s%s" % (
DEFAULT_GET_POST_DELIMITER,
match.group("name"), prefix, parts[-1])
for i in xrange(1, len(parts) - 1):
parts[i] = "%s%s=%s%s%s" % (
DEFAULT_GET_POST_DELIMITER,
match.group("name"), prefix, parts[i],
suffix)
payload = "".join(parts)
for splitter in (urlencode(','), ','):
payload = payload.replace(
splitter,
"%s%s=" % (DEFAULT_GET_POST_DELIMITER,
match.group("name")))
value = agent.replacePayload(value, payload)
else:
warnMsg = "HTTP parameter pollution works only with regular "
warnMsg += "GET and POST parameters"
singleTimeWarnMessage(warnMsg)
if place:
value = agent.removePayloadDelimiters(value)
if PLACE.GET in conf.parameters:
get = conf.parameters[
PLACE.GET] if place != PLACE.GET or not value else value
if PLACE.POST in conf.parameters:
post = conf.parameters[
PLACE.POST] if place != PLACE.POST or not value else value
if PLACE.CUSTOM_POST in conf.parameters:
post = conf.parameters[PLACE.CUSTOM_POST].replace(
CUSTOM_INJECTION_MARK_CHAR,
"") if place != PLACE.CUSTOM_POST or not value else value
post = post.replace(ASTERISK_MARKER, '*') if post else post
if PLACE.COOKIE in conf.parameters:
cookie = conf.parameters[
PLACE.COOKIE] if place != PLACE.COOKIE or not value else value
if PLACE.USER_AGENT in conf.parameters:
ua = conf.parameters[
PLACE.
USER_AGENT] if place != PLACE.USER_AGENT or not value else value
if PLACE.REFERER in conf.parameters:
referer = conf.parameters[
PLACE.
REFERER] if place != PLACE.REFERER or not value else value
if PLACE.HOST in conf.parameters:
host = conf.parameters[
PLACE.HOST] if place != PLACE.HOST or not value else value
if PLACE.URI in conf.parameters:
uri = conf.url if place != PLACE.URI or not value else value
else:
uri = conf.url
if value and place == PLACE.CUSTOM_HEADER:
if not auxHeaders:
auxHeaders = {}
auxHeaders[value.split(',')[0]] = value.split(',', 1)[1]
if conf.rParam:
def _randomizeParameter(paramString, randomParameter):
retVal = paramString
match = re.search("%s=(?P<value>[^&;]+)" % randomParameter,
paramString)
if match:
origValue = match.group("value")
retVal = re.sub(
"%s=[^&;]+" % randomParameter, "%s=%s" %
(randomParameter, randomizeParameterValue(origValue)),
paramString)
return retVal
for randomParameter in conf.rParam:
for item in (PLACE.GET, PLACE.POST, PLACE.COOKIE):
if item in conf.parameters:
if item == PLACE.GET and get:
get = _randomizeParameter(get, randomParameter)
elif item == PLACE.POST and post:
post = _randomizeParameter(post, randomParameter)
elif item == PLACE.COOKIE and cookie:
cookie = _randomizeParameter(
cookie, randomParameter)
if conf.evalCode:
delimiter = conf.pDel or DEFAULT_GET_POST_DELIMITER
variables = {}
originals = {}
for item in filter(None, (get, post)):
for part in item.split(delimiter):
if '=' in part:
name, value = part.split('=', 1)
value = urldecode(value,
convall=True,
plusspace=(item == post
and kb.postSpaceToPlus))
evaluateCode("%s=%s" % (name, repr(value)), variables)
if cookie:
for part in cookie.split(conf.cDel
or DEFAULT_COOKIE_DELIMITER):
if '=' in part:
name, value = part.split('=', 1)
value = urldecode(value, convall=True)
evaluateCode("%s=%s" % (name, repr(value)), variables)
originals.update(variables)
evaluateCode(conf.evalCode, variables)
for name, value in variables.items():
if name != "__builtins__" and originals.get(name, "") != value:
if isinstance(value, (basestring, int)):
value = unicode(value)
if re.search(r"\b%s=" % name, (get or "")):
get = re.sub(
"((\A|\W)%s=)([^%s]+)" % (name, delimiter),
"\g<1>%s" % value, get)
elif re.search(r"\b%s=" % name, (post or "")):
post = re.sub(
"((\A|\W)%s=)([^%s]+)" % (name, delimiter),
"\g<1>%s" % value, post)
elif re.search(r"\b%s=" % name, (cookie or "")):
cookie = re.sub(
"((\A|\W)%s=)([^%s]+)" %
(name, conf.cDel or DEFAULT_COOKIE_DELIMITER),
"\g<1>%s" % value, cookie)
elif post is not None:
post += "%s%s=%s" % (delimiter, name, value)
else:
get += "%s%s=%s" % (delimiter, name, value)
if not conf.skipUrlEncode:
get = urlencode(get, limit=True)
if post is not None:
if place not in (PLACE.POST, PLACE.CUSTOM_POST) and hasattr(
post, UNENCODED_ORIGINAL_VALUE):
post = getattr(post, UNENCODED_ORIGINAL_VALUE)
elif urlEncodePost:
post = urlencode(post, spaceplus=kb.postSpaceToPlus)
if timeBasedCompare:
if len(kb.responseTimes) < MIN_TIME_RESPONSES:
clearConsoleLine()
if conf.tor:
warnMsg = "it's highly recommended to avoid usage of switch '--tor' for "
warnMsg += "time-based injections because of its high latency time"
singleTimeWarnMessage(warnMsg)
warnMsg = "time-based comparison needs larger statistical "
warnMsg += "model. Making a few dummy requests, please wait.."
singleTimeWarnMessage(warnMsg)
while len(kb.responseTimes) < MIN_TIME_RESPONSES:
Connect.queryPage(content=True)
elif not kb.testMode:
warnMsg = "it is very important not to stress the network adapter's "
warnMsg += "bandwidth during usage of time-based payloads"
singleTimeWarnMessage(warnMsg)
if not kb.laggingChecked:
kb.laggingChecked = True
deviation = stdev(kb.responseTimes)
if deviation > WARN_TIME_STDEV:
kb.adjustTimeDelay = ADJUST_TIME_DELAY.DISABLE
warnMsg = "there is considerable lagging "
warnMsg += "in connection response(s). Please use as high "
warnMsg += "value for option '--time-sec' as possible (e.g. "
warnMsg += "10 or more)"
logger.critical(warnMsg)
if conf.safUrl and conf.saFreq > 0:
kb.queryCounter += 1
if kb.queryCounter % conf.saFreq == 0:
Connect.getPage(url=conf.safUrl,
cookie=cookie,
direct=True,
silent=True,
ua=ua,
referer=referer,
host=host)
start = time.time()
if kb.nullConnection and not content and not response and not timeBasedCompare:
noteResponseTime = False
pushValue(kb.pageCompress)
kb.pageCompress = False
if kb.nullConnection == NULLCONNECTION.HEAD:
method = HTTPMETHOD.HEAD
elif kb.nullConnection == NULLCONNECTION.RANGE:
if not auxHeaders:
auxHeaders = {}
auxHeaders[HTTP_HEADER.RANGE] = "bytes=-1"
_, headers, code = Connect.getPage(
url=uri,
get=get,
post=post,
cookie=cookie,
ua=ua,
referer=referer,
host=host,
silent=silent,
method=method,
auxHeaders=auxHeaders,
raise404=raise404,
skipRead=(kb.nullConnection == NULLCONNECTION.SKIP_READ))
if headers:
if kb.nullConnection in (
NULLCONNECTION.HEAD, NULLCONNECTION.SKIP_READ
) and HTTP_HEADER.CONTENT_LENGTH in headers:
pageLength = int(headers[HTTP_HEADER.CONTENT_LENGTH])
elif kb.nullConnection == NULLCONNECTION.RANGE and HTTP_HEADER.CONTENT_RANGE in headers:
pageLength = int(
headers[HTTP_HEADER.CONTENT_RANGE]
[headers[HTTP_HEADER.CONTENT_RANGE].find('/') + 1:])
kb.pageCompress = popValue()
if not pageLength:
try:
page, headers, code = Connect.getPage(
url=uri,
get=get,
post=post,
cookie=cookie,
ua=ua,
referer=referer,
host=host,
silent=silent,
method=method,
auxHeaders=auxHeaders,
response=response,
raise404=raise404,
ignoreTimeout=timeBasedCompare)
except MemoryError:
page, headers, code = None, None, None
warnMsg = "site returned insanely large response"
if kb.testMode:
warnMsg += " in testing phase. This is a common "
warnMsg += "behavior in custom WAF/IDS/IPS solutions"
singleTimeWarnMessage(warnMsg)
if conf.secondOrder:
page, headers, code = Connect.getPage(
url=conf.secondOrder,
cookie=cookie,
ua=ua,
silent=silent,
auxHeaders=auxHeaders,
response=response,
raise404=False,
ignoreTimeout=timeBasedCompare,
refreshing=True)
threadData.lastQueryDuration = calculateDeltaSeconds(start)
kb.originalCode = kb.originalCode or code
if kb.testMode:
kb.testQueryCount += 1
if timeBasedCompare:
return wasLastResponseDelayed()
elif noteResponseTime:
kb.responseTimes.append(threadData.lastQueryDuration)
if not response and removeReflection:
page = removeReflectiveValues(page, payload)
kb.maxConnectionsFlag = re.search(MAX_CONNECTIONS_REGEX, page or "",
re.I) is not None
kb.permissionFlag = re.search(PERMISSION_DENIED_REGEX, page or "",
re.I) is not None
if content or response:
return page, headers
if getRatioValue:
return comparison(page,
headers,
code,
getRatioValue=False,
pageLength=pageLength), comparison(
page,
headers,
code,
getRatioValue=True,
pageLength=pageLength)
else:
return comparison(page, headers, code, getRatioValue, pageLength)
warnMsg += " in testing phase. This is a common "
warnMsg += "behavior in custom WAF/IDS/IPS solutions"
singleTimeWarnMessage(warnMsg)
if conf.secondOrder:
page, headers, code = Connect.getPage(url=conf.secondOrder, cookie=cookie, ua=ua, silent=silent, auxHeaders=auxHeaders, response=response, raise404=False, ignoreTimeout=timeBasedCompare, refreshing=True)
threadData.lastQueryDuration = calculateDeltaSeconds(start)
kb.originalCode = kb.originalCode or code
if kb.testMode:
kb.testQueryCount += 1
if timeBasedCompare:
return wasLastResponseDelayed()
elif noteResponseTime:
kb.responseTimes.append(threadData.lastQueryDuration)
if not response and removeReflection:
page = removeReflectiveValues(page, payload)
kb.maxConnectionsFlag = re.search(MAX_CONNECTIONS_REGEX, page or "", re.I) is not None
kb.permissionFlag = re.search(PERMISSION_DENIED_REGEX, page or "", re.I) is not None
if content or response:
return page, headers
if getRatioValue:
return comparison(page, headers, code, getRatioValue=False, pageLength=pageLength), comparison(page, headers, code, getRatioValue=True, pageLength=pageLength)
else:
def _xpCmdshellCheck(self):
cmd = "ping -n %d 127.0.0.1" % (conf.timeSec * 2)
self.xpCmdshellExecCmd(cmd)
return wasLastResponseDelayed()
def _xpCmdshellCheck(self):
cmd = "ping -n %d 127.0.0.1" % (conf.timeSec * 2)
self.xpCmdshellExecCmd(cmd)
return wasLastResponseDelayed()
def queryPage(
value=None,
place=None,
content=False,
getRatioValue=False,
silent=False,
method=None,
timeBasedCompare=False,
noteResponseTime=True,
auxHeaders=None,
response=False,
raise404=None,
removeReflection=True,
):
"""
This method calls a function to get the target URL page content
and returns its page MD5 hash or a boolean value in case of
string match check ('--string' command line parameter)
"""
if conf.direct:
return direct(value, content)
get = None
post = None
cookie = None
ua = None
referer = None
host = None
page = None
pageLength = None
uri = None
code = None
if not place:
place = kb.injection.place or PLACE.GET
if not auxHeaders:
auxHeaders = {}
raise404 = place != PLACE.URI if raise404 is None else raise404
value = agent.adjustLateValues(value)
payload = agent.extractPayload(value)
threadData = getCurrentThreadData()
if conf.httpHeaders:
headers = dict(conf.httpHeaders)
contentType = max(
headers[_] if _.upper() == HTTP_HEADER.CONTENT_TYPE.upper() else None for _ in headers.keys()
)
if (kb.postHint or conf.skipUrlEncode) and kb.postUrlEncode:
kb.postUrlEncode = False
conf.httpHeaders = [_ for _ in conf.httpHeaders if _[1] != contentType]
contentType = POST_HINT_CONTENT_TYPES.get(kb.postHint, PLAIN_TEXT_CONTENT_TYPE)
conf.httpHeaders.append((HTTP_HEADER.CONTENT_TYPE, contentType))
if payload:
if kb.tamperFunctions:
for function in kb.tamperFunctions:
payload = function(payload=payload, headers=auxHeaders)
if not isinstance(payload, basestring):
errMsg = "tamper function '%s' returns " % function.func_name
errMsg += "invalid payload type ('%s')" % type(payload)
raise SqlmapValueException(errMsg)
value = agent.replacePayload(value, payload)
logger.log(CUSTOM_LOGGING.PAYLOAD, safecharencode(payload))
if place == PLACE.CUSTOM_POST and kb.postHint:
if kb.postHint in (POST_HINT.SOAP, POST_HINT.XML):
# payloads in SOAP/XML should have chars > and < replaced
# with their HTML encoded counterparts
payload = payload.replace(">", ">").replace("<", "<")
elif kb.postHint == POST_HINT.JSON:
if payload.startswith('"') and payload.endswith('"'):
payload = json.dumps(payload[1:-1])
else:
payload = json.dumps(payload)[1:-1]
elif kb.postHint == POST_HINT.JSON_LIKE:
payload = (
payload.replace("'", REPLACEMENT_MARKER).replace('"', "'").replace(REPLACEMENT_MARKER, '"')
)
if payload.startswith('"') and payload.endswith('"'):
payload = json.dumps(payload[1:-1])
else:
payload = json.dumps(payload)[1:-1]
payload = (
payload.replace("'", REPLACEMENT_MARKER).replace('"', "'").replace(REPLACEMENT_MARKER, '"')
)
value = agent.replacePayload(value, payload)
else:
# GET, POST, URI and Cookie payload needs to be throughly URL encoded
if (
place in (PLACE.GET, PLACE.URI, PLACE.COOKIE)
and not conf.skipUrlEncode
or place in (PLACE.POST, PLACE.CUSTOM_POST)
and kb.postUrlEncode
):
payload = urlencode(payload, "%", False, place != PLACE.URI) # spaceplus is handled down below
value = agent.replacePayload(value, payload)
if conf.hpp:
if not any(conf.url.lower().endswith(_.lower()) for _ in (WEB_API.ASP, WEB_API.ASPX)):
warnMsg = "HTTP parameter pollution should work only against "
warnMsg += "ASP(.NET) targets"
singleTimeWarnMessage(warnMsg)
if place in (PLACE.GET, PLACE.POST):
_ = re.escape(PAYLOAD_DELIMITER)
match = re.search("(?P<name>\w+)=%s(?P<value>.+?)%s" % (_, _), value)
if match:
payload = match.group("value")
for splitter in (urlencode(" "), " "):
if splitter in payload:
prefix, suffix = (
("*/", "/*") if splitter == " " else (urlencode(_) for _ in ("*/", "/*"))
)
parts = payload.split(splitter)
parts[0] = "%s%s" % (parts[0], suffix)
parts[-1] = "%s%s=%s%s" % (
DEFAULT_GET_POST_DELIMITER,
match.group("name"),
prefix,
parts[-1],
)
for i in xrange(1, len(parts) - 1):
parts[i] = "%s%s=%s%s%s" % (
DEFAULT_GET_POST_DELIMITER,
match.group("name"),
prefix,
parts[i],
suffix,
)
payload = "".join(parts)
for splitter in (urlencode(","), ","):
payload = payload.replace(
splitter, "%s%s=" % (DEFAULT_GET_POST_DELIMITER, match.group("name"))
)
value = agent.replacePayload(value, payload)
else:
warnMsg = "HTTP parameter pollution works only with regular "
warnMsg += "GET and POST parameters"
singleTimeWarnMessage(warnMsg)
if place:
value = agent.removePayloadDelimiters(value)
if PLACE.GET in conf.parameters:
get = conf.parameters[PLACE.GET] if place != PLACE.GET or not value else value
if PLACE.POST in conf.parameters:
post = conf.parameters[PLACE.POST] if place != PLACE.POST or not value else value
if PLACE.CUSTOM_POST in conf.parameters:
post = (
conf.parameters[PLACE.CUSTOM_POST].replace(CUSTOM_INJECTION_MARK_CHAR, "")
if place != PLACE.CUSTOM_POST or not value
else value
)
post = post.replace(ASTERISK_MARKER, "*") if post else post
if PLACE.COOKIE in conf.parameters:
cookie = conf.parameters[PLACE.COOKIE] if place != PLACE.COOKIE or not value else value
if PLACE.USER_AGENT in conf.parameters:
ua = conf.parameters[PLACE.USER_AGENT] if place != PLACE.USER_AGENT or not value else value
if PLACE.REFERER in conf.parameters:
referer = conf.parameters[PLACE.REFERER] if place != PLACE.REFERER or not value else value
if PLACE.HOST in conf.parameters:
host = conf.parameters[PLACE.HOST] if place != PLACE.HOST or not value else value
if PLACE.URI in conf.parameters:
uri = conf.url if place != PLACE.URI or not value else value
else:
uri = conf.url
if value and place == PLACE.CUSTOM_HEADER:
auxHeaders[value.split(",")[0]] = value.split(",", 1)[1]
if conf.rParam:
def _randomizeParameter(paramString, randomParameter):
retVal = paramString
match = re.search("%s=(?P<value>[^&;]+)" % randomParameter, paramString)
if match:
origValue = match.group("value")
retVal = re.sub(
"%s=[^&;]+" % randomParameter,
"%s=%s" % (randomParameter, randomizeParameterValue(origValue)),
paramString,
)
return retVal
for randomParameter in conf.rParam:
for item in (PLACE.GET, PLACE.POST, PLACE.COOKIE):
if item in conf.parameters:
if item == PLACE.GET and get:
get = _randomizeParameter(get, randomParameter)
elif item == PLACE.POST and post:
post = _randomizeParameter(post, randomParameter)
elif item == PLACE.COOKIE and cookie:
cookie = _randomizeParameter(cookie, randomParameter)
if conf.evalCode:
delimiter = conf.paramDel or DEFAULT_GET_POST_DELIMITER
variables = {}
originals = {}
for item in filter(None, (get, post if not kb.postHint else None)):
for part in item.split(delimiter):
if "=" in part:
name, value = part.split("=", 1)
value = urldecode(value, convall=True, plusspace=(item == post and kb.postSpaceToPlus))
evaluateCode("%s=%s" % (name.strip(), repr(value)), variables)
if cookie:
for part in cookie.split(conf.cookieDel or DEFAULT_COOKIE_DELIMITER):
if "=" in part:
name, value = part.split("=", 1)
value = urldecode(value, convall=True)
evaluateCode("%s=%s" % (name.strip(), repr(value)), variables)
originals.update(variables)
evaluateCode(conf.evalCode, variables)
for name, value in variables.items():
if name != "__builtins__" and originals.get(name, "") != value:
if isinstance(value, (basestring, int)):
found = False
value = unicode(value)
regex = r"((\A|%s)%s=).+?(%s|\Z)" % (re.escape(delimiter), name, re.escape(delimiter))
if re.search(regex, (get or "")):
found = True
get = re.sub(regex, "\g<1>%s\g<3>" % value, get)
if re.search(regex, (post or "")):
found = True
post = re.sub(regex, "\g<1>%s\g<3>" % value, post)
regex = r"((\A|%s)%s=).+?(%s|\Z)" % (
re.escape(conf.cookieDel or DEFAULT_COOKIE_DELIMITER),
name,
re.escape(conf.cookieDel or DEFAULT_COOKIE_DELIMITER),
)
if re.search(regex, (cookie or "")):
found = True
cookie = re.sub(regex, "\g<1>%s\g<3>" % value, cookie)
if not found:
if post is not None:
post += "%s%s=%s" % (delimiter, name, value)
elif get is not None:
get += "%s%s=%s" % (delimiter, name, value)
elif cookie is not None:
cookie += "%s%s=%s" % (conf.cookieDel or DEFAULT_COOKIE_DELIMITER, name, value)
if not conf.skipUrlEncode:
get = urlencode(get, limit=True)
if post is not None:
if place not in (PLACE.POST, PLACE.CUSTOM_POST) and hasattr(post, UNENCODED_ORIGINAL_VALUE):
post = getattr(post, UNENCODED_ORIGINAL_VALUE)
elif kb.postUrlEncode:
post = urlencode(post, spaceplus=kb.postSpaceToPlus)
if timeBasedCompare:
if len(kb.responseTimes) < MIN_TIME_RESPONSES:
clearConsoleLine()
if conf.tor:
warnMsg = "it's highly recommended to avoid usage of switch '--tor' for "
warnMsg += "time-based injections because of its high latency time"
singleTimeWarnMessage(warnMsg)
warnMsg = "[%s] [WARNING] time-based comparison requires " % time.strftime("%X")
warnMsg += "larger statistical model, please wait"
dataToStdout(warnMsg)
while len(kb.responseTimes) < MIN_TIME_RESPONSES:
Connect.queryPage(content=True)
dataToStdout(".")
dataToStdout("\n")
elif not kb.testMode:
warnMsg = "it is very important not to stress the network adapter "
warnMsg += "during usage of time-based payloads to prevent potential "
warnMsg += "errors "
singleTimeWarnMessage(warnMsg)
if not kb.laggingChecked:
kb.laggingChecked = True
deviation = stdev(kb.responseTimes)
if deviation > WARN_TIME_STDEV:
kb.adjustTimeDelay = ADJUST_TIME_DELAY.DISABLE
warnMsg = "there is considerable lagging "
warnMsg += "in connection response(s). Please use as high "
warnMsg += "value for option '--time-sec' as possible (e.g. "
warnMsg += "10 or more)"
logger.critical(warnMsg)
if conf.safUrl and conf.saFreq > 0:
kb.queryCounter += 1
if kb.queryCounter % conf.saFreq == 0:
Connect.getPage(
url=conf.safUrl, cookie=cookie, direct=True, silent=True, ua=ua, referer=referer, host=host
)
start = time.time()
if kb.nullConnection and not content and not response and not timeBasedCompare:
noteResponseTime = False
pushValue(kb.pageCompress)
kb.pageCompress = False
if kb.nullConnection == NULLCONNECTION.HEAD:
method = HTTPMETHOD.HEAD
elif kb.nullConnection == NULLCONNECTION.RANGE:
auxHeaders[HTTP_HEADER.RANGE] = "bytes=-1"
_, headers, code = Connect.getPage(
url=uri,
get=get,
post=post,
cookie=cookie,
ua=ua,
referer=referer,
host=host,
silent=silent,
method=method,
auxHeaders=auxHeaders,
raise404=raise404,
skipRead=(kb.nullConnection == NULLCONNECTION.SKIP_READ),
)
if headers:
if (
kb.nullConnection in (NULLCONNECTION.HEAD, NULLCONNECTION.SKIP_READ)
and HTTP_HEADER.CONTENT_LENGTH in headers
):
pageLength = int(headers[HTTP_HEADER.CONTENT_LENGTH])
elif kb.nullConnection == NULLCONNECTION.RANGE and HTTP_HEADER.CONTENT_RANGE in headers:
pageLength = int(
headers[HTTP_HEADER.CONTENT_RANGE][headers[HTTP_HEADER.CONTENT_RANGE].find("/") + 1 :]
)
kb.pageCompress = popValue()
if not pageLength:
try:
page, headers, code = Connect.getPage(
url=uri,
get=get,
post=post,
cookie=cookie,
ua=ua,
referer=referer,
host=host,
silent=silent,
method=method,
auxHeaders=auxHeaders,
response=response,
raise404=raise404,
ignoreTimeout=timeBasedCompare,
)
except MemoryError:
page, headers, code = None, None, None
warnMsg = "site returned insanely large response"
if kb.testMode:
warnMsg += " in testing phase. This is a common "
warnMsg += "behavior in custom WAF/IDS/IPS solutions"
singleTimeWarnMessage(warnMsg)
if conf.secondOrder:
page, headers, code = Connect.getPage(
url=conf.secondOrder,
cookie=cookie,
ua=ua,
silent=silent,
auxHeaders=auxHeaders,
response=response,
raise404=False,
ignoreTimeout=timeBasedCompare,
refreshing=True,
)
threadData.lastQueryDuration = calculateDeltaSeconds(start)
kb.originalCode = kb.originalCode or code
if kb.testMode:
kb.testQueryCount += 1
if timeBasedCompare:
return wasLastResponseDelayed()
elif noteResponseTime:
kb.responseTimes.append(threadData.lastQueryDuration)
if not response and removeReflection:
page = removeReflectiveValues(page, payload)
kb.maxConnectionsFlag = re.search(MAX_CONNECTIONS_REGEX, page or "", re.I) is not None
kb.permissionFlag = re.search(PERMISSION_DENIED_REGEX, page or "", re.I) is not None
if content or response:
return page, headers
if getRatioValue:
return (
comparison(page, headers, code, getRatioValue=False, pageLength=pageLength),
comparison(page, headers, code, getRatioValue=True, pageLength=pageLength),
)
else:
return comparison(page, headers, code, getRatioValue, pageLength)