adding support for scanning Host header values (-p host)

This commit is contained in:
Miroslav Stampar 2011-12-20 12:52:41 +00:00
parent bdc724cb46
commit 95cd9e2af3
11 changed files with 58 additions and 18 deletions

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@ -437,7 +437,7 @@ def checkSqlInjection(place, parameter, value):
# Feed with the boundaries details only the first time a
# test has been successful
if injection.place is None or injection.parameter is None:
if place in (PLACE.UA, PLACE.REFERER):
if place in (PLACE.UA, PLACE.REFERER, PLACE.HOST):
injection.parameter = place
else:
injection.parameter = parameter

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@ -54,6 +54,7 @@ from lib.core.settings import DEFAULT_GET_POST_DELIMITER
from lib.core.settings import EMPTY_FORM_FIELDS_REGEX
from lib.core.settings import IGNORE_PARAMETERS
from lib.core.settings import LOW_TEXT_PERCENT
from lib.core.settings import HOST_ALIASES
from lib.core.settings import REFERER_ALIASES
from lib.core.settings import USER_AGENT_ALIASES
from lib.core.target import initTargetEnv
@ -395,6 +396,10 @@ def start():
skip = (place == PLACE.UA and conf.level < 3)
skip |= (place == PLACE.REFERER and conf.level < 3)
# Test Host header only if
# --level >= 5
skip |= (place == PLACE.HOST and conf.level < 5)
# Test Cookie header only if --level >= 2
skip |= (place == PLACE.COOKIE and conf.level < 2)
@ -404,6 +409,7 @@ def start():
skip &= not (place == PLACE.UA and intersect(USER_AGENT_ALIASES, conf.testParameter, True))
skip &= not (place == PLACE.REFERER and intersect(REFERER_ALIASES, conf.testParameter, True))
skip &= not (place == PLACE.HOST and intersect(HOST_ALIASES, conf.testParameter, True))
if skip:
continue

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@ -116,7 +116,7 @@ class Agent:
retValue = ET.tostring(root)
elif place == PLACE.URI:
retValue = paramString.replace("%s%s" % (origValue, URI_INJECTION_MARK_CHAR), self.addPayloadDelimiters(newValue))
elif place in (PLACE.UA, PLACE.REFERER):
elif place in (PLACE.UA, PLACE.REFERER, PLACE.HOST):
retValue = paramString.replace(origValue, self.addPayloadDelimiters(newValue))
else:
retValue = paramString.replace("%s=%s" % (parameter, origValue),

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@ -88,6 +88,9 @@ from lib.core.settings import VERSION
from lib.core.settings import REVISION
from lib.core.settings import VERSION_STRING
from lib.core.settings import SITE
from lib.core.settings import HOST_ALIASES
from lib.core.settings import REFERER_ALIASES
from lib.core.settings import USER_AGENT_ALIASES
from lib.core.settings import ERROR_PARSING_REGEXES
from lib.core.settings import PRINTABLE_CHAR_REGEX
from lib.core.settings import SQL_STATEMENTS
@ -706,13 +709,14 @@ def paramToDict(place, parameters=None):
if len(conf.testParameter) > 1:
warnMsg = "provided parameters '%s' " % paramStr
warnMsg += "are not inside the %s" % place
logger.warn(warnMsg)
else:
parameter = conf.testParameter[0]
warnMsg = "provided parameter '%s' " % paramStr
warnMsg += "is not inside the %s" % place
logger.warn(warnMsg)
if not intersect(USER_AGENT_ALIASES + REFERER_ALIASES + HOST_ALIASES, parameter, True):
warnMsg = "provided parameter '%s' " % paramStr
warnMsg += "is not inside the %s" % place
logger.warn(warnMsg)
elif len(conf.testParameter) != len(testableParameters.keys()):
for parameter in conf.testParameter:
@ -1277,12 +1281,18 @@ def parseTargetUrl():
conf.url = "%s://%s:%d%s" % (conf.scheme, conf.hostname, conf.port, conf.path)
conf.url = conf.url.replace(URI_QUESTION_MARKER, '?')
if not conf.referer and conf.level >= 3:
if not conf.referer and (conf.level >= 3 or intersect(REFERER_ALIASES, conf.testParameter, True)):
debugMsg = "setting the HTTP Referer header to the target url"
logger.debug(debugMsg)
conf.httpHeaders = filter(lambda (key, value): key != HTTPHEADER.REFERER, conf.httpHeaders)
conf.httpHeaders.append((HTTPHEADER.REFERER, conf.url))
if not conf.host and (conf.level >= 5 or intersect(HOST_ALIASES, conf.testParameter, True)):
debugMsg = "setting the HTTP Host header to the target url"
logger.debug(debugMsg)
conf.httpHeaders = filter(lambda (key, value): key != HTTPHEADER.HOST, conf.httpHeaders)
conf.httpHeaders.append((HTTPHEADER.HOST, getHostHeader(conf.url)))
def expandAsteriskForColumns(expression):
# If the user provided an asterisk rather than the column(s)
# name, sqlmap will retrieve the columns itself and reprocess

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@ -48,6 +48,7 @@ class PLACE:
COOKIE = "Cookie"
UA = "User-Agent"
REFERER = "Referer"
HOST = "Host"
class HTTPMETHOD:
GET = "GET"

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@ -31,6 +31,7 @@ optDict = {
"agent": "string",
"randomAgent": "boolean",
"rParam": "string",
"host": "string",
"referer": "string",
"headers": "string",
"aType": "string",

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@ -178,8 +178,9 @@ DBMS_DICT = { DBMS.MSSQL: (MSSQL_ALIASES, "python-pymssql", "http://pymssql.sour
DBMS.DB2: (DB2_ALIASES, "python ibm-db", "http://code.google.com/p/ibm-db/")
}
REFERER_ALIASES = ( "ref", "referer", "referrer" )
USER_AGENT_ALIASES = ( "ua", "useragent", "user-agent" )
REFERER_ALIASES = ( "ref", "referer", "referrer" )
HOST_ALIASES = ( "host", )
FROM_TABLE = {
DBMS.ORACLE: " FROM DUAL",

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@ -34,6 +34,7 @@ from lib.core.exception import sqlmapUserQuitException
from lib.core.option import __setDBMS
from lib.core.option import __setKnowledgeBaseAttributes
from lib.core.session import resumeConfKb
from lib.core.settings import HOST_ALIASES
from lib.core.settings import REFERER_ALIASES
from lib.core.settings import RESULTS_FILE_FORMAT
from lib.core.settings import SOAP_REGEX
@ -141,7 +142,7 @@ def __setRequestParams():
conf.paramDict[PLACE.COOKIE] = __paramDict
__testableParameters = True
# Perform checks on User-Agent header value
# Perform checks on header values
if conf.httpHeaders:
for httpHeader, headerValue in conf.httpHeaders:
if httpHeader == PLACE.UA:
@ -164,9 +165,19 @@ def __setRequestParams():
conf.paramDict[PLACE.REFERER] = { PLACE.REFERER: headerValue }
__testableParameters = True
elif httpHeader == PLACE.HOST:
# No need for url encoding/decoding the host
conf.parameters[PLACE.HOST] = urldecode(headerValue)
condition = any((not conf.testParameter, intersect(conf.testParameter, HOST_ALIASES)))
if condition:
conf.paramDict[PLACE.HOST] = { PLACE.HOST: headerValue }
__testableParameters = True
if not conf.parameters:
errMsg = "you did not provide any GET, POST and Cookie "
errMsg += "parameter, neither an User-Agent or Referer header"
errMsg += "parameter, neither an User-Agent, Referer or Host header value"
raise sqlmapGenericException, errMsg
elif not __testableParameters:

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@ -92,6 +92,9 @@ def cmdLineParser():
request.add_option("--randomize", dest="rParam",
help="Randomly change value for given parameter(s)")
request.add_option("--host", dest="host",
help="HTTP Host header")
request.add_option("--referer", dest="referer",
help="HTTP Referer header")

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@ -142,6 +142,7 @@ class Connect:
cookie = kwargs.get('cookie', None)
ua = kwargs.get('ua', None)
referer = kwargs.get('referer', None)
host = kwargs.get('host', conf.host)
direct = kwargs.get('direct', False)
multipart = kwargs.get('multipart', False)
silent = kwargs.get('silent', False)
@ -237,7 +238,7 @@ class Connect:
requestMsg += " %s" % httplib.HTTPConnection._http_vsn_str
# Perform HTTP request
# Prepare HTTP headers
headers = forgeHeaders(cookie, ua, referer)
if conf.realTest:
@ -251,7 +252,7 @@ class Connect:
headers[HTTPHEADER.ACCEPT] = HTTP_ACCEPT_HEADER_VALUE
headers[HTTPHEADER.HOST] = getHostHeader(url)
headers[HTTPHEADER.HOST] = host or getHostHeader(url)
if auxHeaders:
for key, item in auxHeaders.items():
@ -533,6 +534,7 @@ class Connect:
cookie = None
ua = None
referer = None
host = None
page = None
pageLength = None
uri = None
@ -596,6 +598,9 @@ class Connect:
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:
@ -688,7 +693,7 @@ class Connect:
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)
Connect.getPage(url=conf.safUrl, cookie=cookie, direct=True, silent=True, ua=ua, referer=referer, host=host)
start = time.time()
@ -701,7 +706,7 @@ class Connect:
auxHeaders[HTTPHEADER.RANGE] = "bytes=-1"
_, headers, code = Connect.getPage(url=uri, get=get, post=post, cookie=cookie, ua=ua, referer=referer, silent=silent, method=method, auxHeaders=auxHeaders, raise404=raise404)
_, 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)
if headers:
if kb.nullConnection == NULLCONNECTION.HEAD and HTTPHEADER.CONTENT_LENGTH in headers:
@ -710,7 +715,7 @@ class Connect:
pageLength = int(headers[HTTPHEADER.CONTENT_RANGE][headers[HTTPHEADER.CONTENT_RANGE].find('/') + 1:])
if not pageLength:
page, headers, code = Connect.getPage(url=uri, get=get, post=post, cookie=cookie, ua=ua, referer=referer, silent=silent, method=method, auxHeaders=auxHeaders, response=response, raise404=raise404, ignoreTimeout=timeBasedCompare)
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)
threadData.lastQueryDuration = calculateDeltaSeconds(start)

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@ -59,14 +59,16 @@ agent =
# Valid: True or False
randomAgent = False
# Randomly change value for the given parameter
rParam =
# HTTP Host header.
host =
# HTTP Referer header. Useful to fake the HTTP Referer header value at
# each HTTP request.
referer =
# Randomly change value for the given parameter
rParam =
# Extra HTTP headers
# Note: There must be a space at the beginning of each header line.
headers = Accept: text/xml,application/xml,application/xhtml+xml,text/html;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5