831 lines
39 KiB
Python
831 lines
39 KiB
Python
# Author: Hubert Kario, (c) 2016
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# Released under Gnu GPL v2.0, see LICENSE file for details
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from __future__ import print_function
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import traceback
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import sys
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import getopt
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import re
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from itertools import chain
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from random import sample
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from tlsfuzzer.runner import Runner
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from tlsfuzzer.messages import Connect, ClientHelloGenerator, \
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ClientKeyExchangeGenerator, ChangeCipherSpecGenerator, \
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FinishedGenerator, ApplicationDataGenerator, AlertGenerator, Close, \
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fuzz_message
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from tlsfuzzer.expect import ExpectServerHello, ExpectCertificate, \
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ExpectServerHelloDone, ExpectChangeCipherSpec, ExpectFinished, \
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ExpectAlert, ExpectApplicationData, ExpectClose, \
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ExpectServerKeyExchange
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from tlslite.constants import CipherSuite, AlertLevel, AlertDescription, \
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HashAlgorithm, SignatureAlgorithm, ExtensionType, SignatureScheme, \
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GroupName
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from tlslite.extensions import SignatureAlgorithmsExtension, \
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SignatureAlgorithmsCertExtension, SupportedGroupsExtension
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from tlsfuzzer.helpers import RSA_SIG_ALL, SIG_ALL, ECDSA_SIG_ALL
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from tlsfuzzer.utils.ordered_dict import OrderedDict
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from tlsfuzzer.utils.lists import natural_sort_keys
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version = 6
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def help_msg():
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print("Usage: <script-name> [-h hostname] [OPTIONS] [[probe-name] ...]")
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print(" --alert name name of the expected alert for malformed messages")
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print(" decode_error by default (as per standard)")
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print(" -h hostname name of the host to run the test against")
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print(" localhost by default")
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print(" -p port port number to use for connection, 4433 by default")
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print(" probe-name if present, will run only the probes with given")
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print(" names and not all of them, e.g \"sanity\"")
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print(" -e probe-name exclude the probe from the list of the ones run")
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print(" may be specified multiple times")
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print(" -n num run 'num' or all(if 0) tests instead of default(all)")
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print(" (excluding \"sanity\" tests)")
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print(" -x probe-name expect the probe to fail. When such probe passes despite being marked like this")
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print(" it will be reported in the test summary and the whole script will fail.")
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print(" May be specified multiple times.")
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print(" -X message expect the `message` substring in exception raised during")
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print(" execution of preceding expected failure probe")
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print(" usage: [-x probe-name] [-X exception], order is compulsory!")
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print(" --no-sha1 expect conversations with explicit/implicit sha1")
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print(" to fail")
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print(" --ecdsa Use ecdsa sigalgs instead of rsa.")
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print(" --help this message")
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def main():
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host = "localhost"
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port = 4433
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num_limit = None
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fatal_alert = "decode_error"
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run_exclude = set()
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expected_failures = {}
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last_exp_tmp = None
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no_sha1 = False
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expected_signature = SignatureAlgorithm.rsa
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expected_sig_list = RSA_SIG_ALL
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argv = sys.argv[1:]
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opts, args = getopt.getopt(argv, "h:p:e:n:x:X:", ["help", "alert=", "no-sha1", "ecdsa"])
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for opt, arg in opts:
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if opt == '-h':
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host = arg
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elif opt == '-p':
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port = int(arg)
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elif opt == '-e':
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run_exclude.add(arg)
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elif opt == '-n':
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num_limit = int(arg)
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elif opt == '-x':
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expected_failures[arg] = None
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last_exp_tmp = str(arg)
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elif opt == '-X':
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if not last_exp_tmp:
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raise ValueError("-x has to be specified before -X")
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expected_failures[last_exp_tmp] = str(arg)
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elif opt == '--alert':
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fatal_alert = arg
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elif opt == '--no-sha1':
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no_sha1 = True
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elif opt == '--ecdsa':
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expected_signature = SignatureAlgorithm.ecdsa
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expected_sig_list = ECDSA_SIG_ALL
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elif opt == '--help':
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help_msg()
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sys.exit(0)
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else:
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raise ValueError("Unknown option: {0}".format(opt))
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if args:
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run_only = set(args)
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else:
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run_only = None
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conversations = {}
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conversation = Connect(host, port)
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node = conversation
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ext = {}
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groups = [GroupName.secp256r1]
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ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
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.create(groups)
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ext[ExtensionType.signature_algorithms] = \
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SignatureAlgorithmsExtension().create(SIG_ALL)
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ext[ExtensionType.signature_algorithms_cert] = \
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SignatureAlgorithmsCertExtension().create(SIG_ALL)
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ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
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node = node.add_child(ClientHelloGenerator(ciphers, extensions=ext))
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node = node.add_child(ExpectServerHello())
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node = node.add_child(ExpectCertificate())
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node = node.add_child(ExpectServerKeyExchange())
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node = node.add_child(ExpectServerHelloDone())
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node = node.add_child(ClientKeyExchangeGenerator())
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node = node.add_child(ChangeCipherSpecGenerator())
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node = node.add_child(FinishedGenerator())
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node = node.add_child(ExpectChangeCipherSpec())
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node = node.add_child(ExpectFinished())
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node = node.add_child(ApplicationDataGenerator(
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bytearray(b"GET / HTTP/1.0\r\n\r\n")))
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node = node.add_child(ExpectApplicationData())
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node = node.add_child(AlertGenerator(AlertLevel.warning,
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AlertDescription.close_notify))
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node = node.add_child(ExpectAlert())
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node.next_sibling = ExpectClose()
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conversations["sanity"] = conversation
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conversation = Connect(host, port)
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node = conversation
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groups = [GroupName.secp256r1]
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ext = {}
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ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
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.create(groups)
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ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
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node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3), extensions=ext))
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if no_sha1:
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node = node.add_child(ExpectServerHello(version=(3, 3)))
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node.next_sibling = ExpectAlert(AlertLevel.fatal,
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AlertDescription.handshake_failure)
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node.next_sibling.add_child(ExpectClose())
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alt = node.next_sibling
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node = node.add_child(ExpectCertificate())
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node.add_child(alt)
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else:
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node = node.add_child(ExpectServerHello(version=(3, 3)))
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node = node.add_child(ExpectCertificate())
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# implicit SHA-1 check from Client Hello ext
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node = node.add_child(ExpectServerKeyExchange())
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node = node.add_child(ExpectServerHelloDone())
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node = node.add_child(ClientKeyExchangeGenerator())
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node = node.add_child(ChangeCipherSpecGenerator())
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node = node.add_child(FinishedGenerator())
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node = node.add_child(ExpectChangeCipherSpec())
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node = node.add_child(ExpectFinished())
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node = node.add_child(ApplicationDataGenerator(
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bytearray(b"GET / HTTP/1.0\n\n")))
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node = node.add_child(ExpectApplicationData())
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node = node.add_child(AlertGenerator(AlertLevel.warning,
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AlertDescription.close_notify))
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node = node.add_child(ExpectAlert())
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node.next_sibling = ExpectClose()
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conversations["implicit SHA-1 check"] = conversation
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conversation = Connect(host, port)
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node = conversation
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groups = [GroupName.secp256r1]
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ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
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sigs = [(HashAlgorithm.sha1, expected_signature)]
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ext = {ExtensionType.signature_algorithms :
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SignatureAlgorithmsExtension().create(sigs),
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ExtensionType.signature_algorithms_cert :
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SignatureAlgorithmsCertExtension().create(expected_sig_list)}
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ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
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.create(groups)
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node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
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extensions=ext))
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if no_sha1:
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node = node.add_child(ExpectAlert(AlertLevel.fatal,
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AlertDescription.handshake_failure))
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node = node.add_child(ExpectClose())
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else:
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node = node.add_child(ExpectServerHello(version=(3, 3)))
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node = node.add_child(ExpectCertificate())
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# implicit SHA-1 check from Client Hello ext
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node = node.add_child(ExpectServerKeyExchange())
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node = node.add_child(ExpectServerHelloDone())
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node = node.add_child(ClientKeyExchangeGenerator())
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node = node.add_child(ChangeCipherSpecGenerator())
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node = node.add_child(FinishedGenerator())
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node = node.add_child(ExpectChangeCipherSpec())
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node = node.add_child(ExpectFinished())
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node = node.add_child(ApplicationDataGenerator(
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bytearray(b"GET / HTTP/1.0\n\n")))
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node = node.add_child(ExpectApplicationData())
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node = node.add_child(AlertGenerator(AlertLevel.warning,
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AlertDescription.close_notify))
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node = node.add_child(ExpectAlert())
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node.next_sibling = ExpectClose()
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conversations["explicit SHA-1+RSA/ECDSA"] = conversation
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conversation = Connect(host, port)
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node = conversation
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groups = [GroupName.secp256r1]
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ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
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sigs = [(HashAlgorithm.sha256, expected_signature)]
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ext = {ExtensionType.signature_algorithms :
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SignatureAlgorithmsExtension().create(sigs),
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ExtensionType.signature_algorithms_cert :
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SignatureAlgorithmsCertExtension().create(expected_sig_list)}
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ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
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.create(groups)
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node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
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extensions=ext))
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node = node.add_child(ExpectServerHello(version=(3, 3)))
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node = node.add_child(ExpectCertificate())
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# implicit SHA-256 check from Client Hello ext
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node = node.add_child(ExpectServerKeyExchange())
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node = node.add_child(ExpectServerHelloDone())
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node = node.add_child(ClientKeyExchangeGenerator())
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node = node.add_child(ChangeCipherSpecGenerator())
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node = node.add_child(FinishedGenerator())
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node = node.add_child(ExpectChangeCipherSpec())
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node = node.add_child(ExpectFinished())
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node = node.add_child(ApplicationDataGenerator(
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bytearray(b"GET / HTTP/1.0\n\n")))
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node = node.add_child(ExpectApplicationData())
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node = node.add_child(AlertGenerator(AlertLevel.warning,
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AlertDescription.close_notify))
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node = node.add_child(ExpectAlert())
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node.next_sibling = ExpectClose()
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conversations["explicit SHA-256+RSA or ECDSA"] = conversation
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conversation = Connect(host, port)
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node = conversation
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groups = [GroupName.secp256r1]
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ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
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sigs = [(0, expected_signature),
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(HashAlgorithm.sha256, expected_signature)]
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ext = {ExtensionType.signature_algorithms :
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SignatureAlgorithmsExtension().create(sigs),
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ExtensionType.signature_algorithms_cert :
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SignatureAlgorithmsCertExtension().create(expected_sig_list)}
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ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
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.create(groups)
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node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
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extensions=ext))
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node = node.add_child(ExpectServerHello(version=(3, 3)))
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node = node.add_child(ExpectCertificate())
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valid = [(HashAlgorithm.sha256, expected_signature)]
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node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid))
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node = node.add_child(ExpectServerHelloDone())
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node = node.add_child(ClientKeyExchangeGenerator())
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node = node.add_child(ChangeCipherSpecGenerator())
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node = node.add_child(FinishedGenerator())
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node = node.add_child(ExpectChangeCipherSpec())
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node = node.add_child(ExpectFinished())
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node = node.add_child(ApplicationDataGenerator(
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bytearray(b"GET / HTTP/1.0\n\n")))
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node = node.add_child(ExpectApplicationData())
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node = node.add_child(AlertGenerator(AlertLevel.warning,
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AlertDescription.close_notify))
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node = node.add_child(ExpectAlert())
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node.next_sibling = ExpectClose()
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conversations["tolerance none+RSA or ECDSA"] = conversation
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conversation = Connect(host, port)
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node = conversation
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groups = [GroupName.secp256r1]
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ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
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sigs = [(10, expected_signature),
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(HashAlgorithm.sha256, expected_signature)]
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ext = {ExtensionType.signature_algorithms :
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SignatureAlgorithmsExtension().create(sigs),
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ExtensionType.signature_algorithms_cert :
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SignatureAlgorithmsCertExtension().create(expected_sig_list)}
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ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
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.create(groups)
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node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
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extensions=ext))
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node = node.add_child(ExpectServerHello(version=(3, 3)))
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node = node.add_child(ExpectCertificate())
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valid = [(HashAlgorithm.sha256, expected_signature)]
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node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid))
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node = node.add_child(ExpectServerHelloDone())
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node = node.add_child(ClientKeyExchangeGenerator())
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node = node.add_child(ChangeCipherSpecGenerator())
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node = node.add_child(FinishedGenerator())
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node = node.add_child(ExpectChangeCipherSpec())
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node = node.add_child(ExpectFinished())
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node = node.add_child(ApplicationDataGenerator(
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bytearray(b"GET / HTTP/1.0\n\n")))
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node = node.add_child(ExpectApplicationData())
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node = node.add_child(AlertGenerator(AlertLevel.warning,
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AlertDescription.close_notify))
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node = node.add_child(ExpectAlert())
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node.next_sibling = ExpectClose()
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conversations["tolerance 10+RSA or ECDSA method"] = conversation
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conversation = Connect(host, port)
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node = conversation
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groups = [GroupName.secp256r1]
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ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
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sigs = list(chain(
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((i, expected_signature) for i in range(10, 224)),
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[(HashAlgorithm.sha256, expected_signature)]))
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ext = {ExtensionType.signature_algorithms :
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SignatureAlgorithmsExtension().create(sigs),
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ExtensionType.signature_algorithms_cert :
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SignatureAlgorithmsCertExtension().create(expected_sig_list)}
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ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
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.create(groups)
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node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
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extensions=ext))
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node = node.add_child(ExpectServerHello(version=(3, 3)))
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node = node.add_child(ExpectCertificate())
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valid = [(HashAlgorithm.sha256, expected_signature)]
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node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid))
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node = node.add_child(ExpectServerHelloDone())
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node = node.add_child(ClientKeyExchangeGenerator())
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node = node.add_child(ChangeCipherSpecGenerator())
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node = node.add_child(FinishedGenerator())
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node = node.add_child(ExpectChangeCipherSpec())
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node = node.add_child(ExpectFinished())
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node = node.add_child(ApplicationDataGenerator(
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bytearray(b"GET / HTTP/1.0\n\n")))
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node = node.add_child(ExpectApplicationData())
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node = node.add_child(AlertGenerator(AlertLevel.warning,
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AlertDescription.close_notify))
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node = node.add_child(ExpectAlert())
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node.next_sibling = ExpectClose()
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conversations["tolerance 215 RSA or ECDSA methods"] = conversation
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conversation = Connect(host, port)
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node = conversation
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groups = [GroupName.secp256r1]
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ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
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sigs = list(chain(
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((i, j) for i in range(10, 224) for j in range(10, 21)),
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[(HashAlgorithm.sha256, expected_signature)]))
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ext = {ExtensionType.signature_algorithms :
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SignatureAlgorithmsExtension().create(sigs),
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ExtensionType.signature_algorithms_cert :
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SignatureAlgorithmsCertExtension().create(expected_sig_list)}
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ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
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.create(groups)
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node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
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extensions=ext))
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node = node.add_child(ExpectServerHello(version=(3, 3)))
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node = node.add_child(ExpectCertificate())
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valid = [(HashAlgorithm.sha256, expected_signature)]
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node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid))
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node = node.add_child(ExpectServerHelloDone())
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node = node.add_child(ClientKeyExchangeGenerator())
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node = node.add_child(ChangeCipherSpecGenerator())
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node = node.add_child(FinishedGenerator())
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node = node.add_child(ExpectChangeCipherSpec())
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node = node.add_child(ExpectFinished())
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node = node.add_child(ApplicationDataGenerator(
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bytearray(b"GET / HTTP/1.0\n\n")))
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node = node.add_child(ExpectApplicationData())
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# OpenSSL sends the list of advertised and it doesn't fit a single
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# application data
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node = node.add_child(Close())
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conversations["tolerance 2355 RSA or ECDSA methods"] = conversation
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conversation = Connect(host, port)
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node = conversation
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groups = [GroupName.secp256r1]
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ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
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CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
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sigs = list(chain(
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((i, j) for i in range(10, 224) for j in range(21, 59)),
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[(HashAlgorithm.sha256, expected_signature)]))
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ext = {ExtensionType.signature_algorithms :
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SignatureAlgorithmsExtension().create(sigs),
|
|
ExtensionType.signature_algorithms_cert :
|
|
SignatureAlgorithmsCertExtension().create(expected_sig_list)}
|
|
ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
|
|
.create(groups)
|
|
node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
|
|
extensions=ext))
|
|
node = node.add_child(ExpectServerHello(version=(3, 3)))
|
|
node = node.add_child(ExpectCertificate())
|
|
valid = [(HashAlgorithm.sha256, expected_signature)]
|
|
node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid))
|
|
node = node.add_child(ExpectServerHelloDone())
|
|
node = node.add_child(ClientKeyExchangeGenerator())
|
|
node = node.add_child(ChangeCipherSpecGenerator())
|
|
node = node.add_child(FinishedGenerator())
|
|
node = node.add_child(ExpectChangeCipherSpec())
|
|
node = node.add_child(ExpectFinished())
|
|
node = node.add_child(ApplicationDataGenerator(
|
|
bytearray(b"GET / HTTP/1.0\n\n")))
|
|
node = node.add_child(ExpectApplicationData())
|
|
node = node.add_child(Close()) # OpenSSL lists them, which makes the response huge
|
|
conversations["tolerance 8132 RSA or ECDSA methods"] = conversation
|
|
|
|
|
|
conversation = Connect(host, port)
|
|
node = conversation
|
|
groups = [GroupName.secp256r1]
|
|
ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
|
|
sig_alg = SignatureAlgorithmsExtension()
|
|
sig_alg.create(list(chain(
|
|
((i, j) for i in range(10, 224) for j in range(10, 121)),
|
|
[(HashAlgorithm.sha256, expected_signature)])))
|
|
ext = {ExtensionType.signature_algorithms: sig_alg}
|
|
ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
|
|
.create(groups)
|
|
node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
|
|
extensions=ext))
|
|
node = node.add_child(ExpectServerHello(version=(3, 3)))
|
|
node = node.add_child(ExpectCertificate())
|
|
valid = [(HashAlgorithm.sha256, expected_signature)]
|
|
node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid))
|
|
node = node.add_child(ExpectServerHelloDone())
|
|
node = node.add_child(ClientKeyExchangeGenerator())
|
|
node = node.add_child(ChangeCipherSpecGenerator())
|
|
node = node.add_child(FinishedGenerator())
|
|
node = node.add_child(ExpectChangeCipherSpec())
|
|
node = node.add_child(ExpectFinished())
|
|
node = node.add_child(ApplicationDataGenerator(
|
|
bytearray(b"GET / HTTP/1.0\n\n")))
|
|
node = node.add_child(ExpectApplicationData())
|
|
node = node.add_child(Close()) # OpenSSL lists them, which makes the response huge
|
|
conversations["tolerance 23754 RSA or ECDSA methods"] = conversation
|
|
|
|
conversation = Connect(host, port)
|
|
node = conversation
|
|
groups = [GroupName.secp256r1]
|
|
ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
|
|
sig_alg = SignatureAlgorithmsExtension()
|
|
# generate maximum number of methods (4 bytes for extensions header,
|
|
# 2 bytes for length of list inside extension, leaving 65528 bytes)
|
|
sig_alg.create(list(chain(
|
|
((i, j) for i in range(10, 224) for j in range(10, 163)),
|
|
((i, 163) for i in range(10, 27)),
|
|
[(HashAlgorithm.sha256, expected_signature)])))
|
|
ext = {ExtensionType.signature_algorithms: sig_alg}
|
|
ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
|
|
.create(groups)
|
|
node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
|
|
extensions=ext))
|
|
node = node.add_child(ExpectServerHello(version=(3, 3)))
|
|
node = node.add_child(ExpectCertificate())
|
|
valid = [(HashAlgorithm.sha256, expected_signature)]
|
|
node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid))
|
|
node = node.add_child(ExpectServerHelloDone())
|
|
node = node.add_child(ClientKeyExchangeGenerator())
|
|
node = node.add_child(ChangeCipherSpecGenerator())
|
|
node = node.add_child(FinishedGenerator())
|
|
node = node.add_child(ExpectChangeCipherSpec())
|
|
node = node.add_child(ExpectFinished())
|
|
node = node.add_child(ApplicationDataGenerator(
|
|
bytearray(b"GET / HTTP/1.0\n\n")))
|
|
node = node.add_child(ExpectApplicationData())
|
|
node = node.add_child(Close()) # OpenSSL lists them, which makes the response huge
|
|
conversations["tolerance max (32760) number of methods"] = conversation
|
|
|
|
conversation = Connect(host, port)
|
|
node = conversation
|
|
groups = [GroupName.secp256r1]
|
|
ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
|
|
# generate maximum number of methods for 2 extensions
|
|
# (4 bytes for extensions header, 2 bytes for length of list inside
|
|
# extension leaving 65522 bytes)
|
|
sigs = list(chain(
|
|
((i, j) for i in range(10, 224) for j in range(10, 86)),
|
|
((i, 163) for i in range(10, 123)),
|
|
[(HashAlgorithm.sha256, expected_signature)]))
|
|
ext = {ExtensionType.signature_algorithms :
|
|
SignatureAlgorithmsExtension().create(sigs),
|
|
ExtensionType.signature_algorithms_cert :
|
|
SignatureAlgorithmsCertExtension().create(sigs)}
|
|
ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
|
|
.create(groups)
|
|
node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
|
|
extensions=ext))
|
|
node = node.add_child(ExpectServerHello(version=(3, 3)))
|
|
node = node.add_child(ExpectCertificate())
|
|
valid = [(HashAlgorithm.sha256, expected_signature)]
|
|
node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid))
|
|
node = node.add_child(ExpectServerHelloDone())
|
|
node = node.add_child(ClientKeyExchangeGenerator())
|
|
node = node.add_child(ChangeCipherSpecGenerator())
|
|
node = node.add_child(FinishedGenerator())
|
|
node = node.add_child(ExpectChangeCipherSpec())
|
|
node = node.add_child(ExpectFinished())
|
|
node = node.add_child(ApplicationDataGenerator(
|
|
bytearray(b"GET / HTTP/1.0\n\n")))
|
|
node = node.add_child(ExpectApplicationData())
|
|
node = node.add_child(Close()) # OpenSSL lists them, which makes the response huge
|
|
conversations["tolerance 32758 methods with sig_alg_cert"] = conversation
|
|
|
|
conversation = Connect(host, port)
|
|
node = conversation
|
|
groups = [GroupName.secp256r1]
|
|
ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
|
|
# generate maximum number of methods for 2 extensions
|
|
# (4 bytes for extensions header, 2 bytes for length of list inside
|
|
# extension leaving 65522 bytes)
|
|
n = 32757
|
|
n = n - 1 # this is the mandatory method in the end
|
|
n = n - len(expected_sig_list) # number of methods in sig_alg_cert extension
|
|
sigs = list(chain(
|
|
((i, j) for i in range(10, 224) for j in range(10, (n // 214) + 10)),
|
|
((i, 163) for i in range(10, (n % 214) + 10)),
|
|
[(HashAlgorithm.sha256, expected_signature)]))
|
|
ext = {ExtensionType.signature_algorithms :
|
|
SignatureAlgorithmsExtension().create(sigs),
|
|
ExtensionType.signature_algorithms_cert :
|
|
SignatureAlgorithmsCertExtension().create(expected_sig_list)}
|
|
ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
|
|
.create(groups)
|
|
node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
|
|
extensions=ext))
|
|
node = node.add_child(ExpectServerHello(version=(3, 3)))
|
|
node = node.add_child(ExpectCertificate())
|
|
valid = [(HashAlgorithm.sha256, expected_signature)]
|
|
node = node.add_child(ExpectServerKeyExchange(valid_sig_algs=valid))
|
|
node = node.add_child(ExpectServerHelloDone())
|
|
node = node.add_child(ClientKeyExchangeGenerator())
|
|
node = node.add_child(ChangeCipherSpecGenerator())
|
|
node = node.add_child(FinishedGenerator())
|
|
node = node.add_child(ExpectChangeCipherSpec())
|
|
node = node.add_child(ExpectFinished())
|
|
node = node.add_child(ApplicationDataGenerator(
|
|
bytearray(b"GET / HTTP/1.0\n\n")))
|
|
node = node.add_child(ExpectApplicationData())
|
|
node = node.add_child(Close()) # OpenSSL lists them, which makes the response huge
|
|
conversations["tolerance max {0} number of methods with sig_alg_cert".format(n)] = conversation
|
|
|
|
conversation = Connect(host, port)
|
|
node = conversation
|
|
groups = [GroupName.secp256r1]
|
|
ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
|
|
sigs = []
|
|
ext = {ExtensionType.signature_algorithms :
|
|
SignatureAlgorithmsExtension().create(sigs),
|
|
ExtensionType.signature_algorithms_cert :
|
|
SignatureAlgorithmsCertExtension().create(SIG_ALL)}
|
|
ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
|
|
.create(groups)
|
|
hello = ClientHelloGenerator(ciphers, version=(3, 3),
|
|
extensions=ext)
|
|
node = node.add_child(hello)
|
|
node = node.add_child(ExpectAlert(AlertLevel.fatal,
|
|
getattr(AlertDescription, fatal_alert)))
|
|
node = node.add_child(ExpectClose())
|
|
conversations["empty list of signature methods"] = \
|
|
conversation
|
|
|
|
# generate maximum number of methods for 2 extensions
|
|
# (4 bytes for extensions header, 2 bytes for length of list inside
|
|
# extension leaving 65522 bytes)
|
|
for n in [215, 2355, 8132, 23754, 32757]:
|
|
conversation = Connect(host, port)
|
|
node = conversation
|
|
groups = [GroupName.secp256r1]
|
|
ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
|
|
n = n - 1 # this is the mandatory method in the end
|
|
n = n - len(expected_sig_list) # number of methods in sig_alg_cert extension
|
|
sigs = [(HashAlgorithm.sha1, SignatureAlgorithm.dsa)] * n
|
|
sigs += [(HashAlgorithm.sha256, expected_signature)]
|
|
ext = {ExtensionType.signature_algorithms :
|
|
SignatureAlgorithmsExtension().create(sigs),
|
|
ExtensionType.signature_algorithms_cert :
|
|
SignatureAlgorithmsCertExtension().create(expected_sig_list)}
|
|
ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
|
|
.create(groups)
|
|
node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
|
|
extensions=ext))
|
|
node = node.add_child(ExpectServerHello(version=(3, 3)))
|
|
node = node.add_child(ExpectCertificate())
|
|
node = node.add_child(ExpectServerKeyExchange())
|
|
node = node.add_child(ExpectServerHelloDone())
|
|
node = node.add_child(ClientKeyExchangeGenerator())
|
|
node = node.add_child(ChangeCipherSpecGenerator())
|
|
node = node.add_child(FinishedGenerator())
|
|
node = node.add_child(ExpectChangeCipherSpec())
|
|
node = node.add_child(ExpectFinished())
|
|
node = node.add_child(ApplicationDataGenerator(
|
|
bytearray(b"GET / HTTP/1.0\n\n")))
|
|
|
|
# ApplicationData message may show up 1 to many times
|
|
node = node.add_child(ExpectApplicationData())
|
|
node = node.add_child(AlertGenerator(AlertLevel.warning,
|
|
AlertDescription.close_notify))
|
|
cycle_alert = ExpectAlert()
|
|
node = node.add_child(cycle_alert)
|
|
node.next_sibling = ExpectApplicationData()
|
|
node.next_sibling.add_child(cycle_alert)
|
|
node.next_sibling.next_sibling = ExpectClose()
|
|
|
|
conversations["duplicated {0} non-rsa schemes".format(n)] = conversation
|
|
|
|
conversation = Connect(host, port)
|
|
node = conversation
|
|
groups = [GroupName.secp256r1]
|
|
ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
|
|
# Add all supported sig_algs, put rsa(or ecdsa if --ecdsa used) at the end
|
|
first = 'ecdsa'
|
|
last = 'rsa'
|
|
if expected_signature == SignatureAlgorithm.ecdsa:
|
|
first = 'rsa'
|
|
last = 'ecdsa'
|
|
sig_algs = []
|
|
for sig_alg in [first, 'dsa']:
|
|
sig_algs += [(getattr(HashAlgorithm, x), getattr(SignatureAlgorithm, sig_alg))\
|
|
for x in ['md5', 'sha1', 'sha224', 'sha256', 'sha384', 'sha512']]
|
|
sig_algs += [SignatureScheme.rsa_pss_rsae_sha256,
|
|
SignatureScheme.rsa_pss_rsae_sha384,
|
|
SignatureScheme.rsa_pss_rsae_sha512,
|
|
SignatureScheme.rsa_pss_pss_sha256,
|
|
SignatureScheme.rsa_pss_pss_sha384,
|
|
SignatureScheme.rsa_pss_pss_sha512]
|
|
# ed25519(0x0807), ed448(0x0808)
|
|
sig_algs += [(8, 7), (8, 8)]
|
|
sig_algs += [(getattr(HashAlgorithm, x), getattr(SignatureAlgorithm, last))\
|
|
for x in ['md5', 'sha1', 'sha224', 'sha256', 'sha384', 'sha512']]
|
|
|
|
ext = {ExtensionType.signature_algorithms :
|
|
SignatureAlgorithmsExtension().create(sig_algs),
|
|
ExtensionType.signature_algorithms_cert :
|
|
SignatureAlgorithmsCertExtension().create(expected_sig_list)}
|
|
ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
|
|
.create(groups)
|
|
node = node.add_child(ClientHelloGenerator(ciphers, version=(3, 3),
|
|
extensions=ext))
|
|
node = node.add_child(ExpectServerHello(version=(3, 3)))
|
|
node = node.add_child(ExpectCertificate())
|
|
node = node.add_child(ExpectServerKeyExchange())
|
|
node = node.add_child(ExpectServerHelloDone())
|
|
node = node.add_child(ClientKeyExchangeGenerator())
|
|
node = node.add_child(ChangeCipherSpecGenerator())
|
|
node = node.add_child(FinishedGenerator())
|
|
node = node.add_child(ExpectChangeCipherSpec())
|
|
node = node.add_child(ExpectFinished())
|
|
node = node.add_child(ApplicationDataGenerator(
|
|
bytearray(b"GET / HTTP/1.0\n\n")))
|
|
|
|
# ApplicationData message may show up 1 to many times
|
|
node = node.add_child(ExpectApplicationData())
|
|
node = node.add_child(AlertGenerator(AlertLevel.warning,
|
|
AlertDescription.close_notify))
|
|
cycle_alert = ExpectAlert()
|
|
node = node.add_child(cycle_alert)
|
|
node.next_sibling = ExpectApplicationData()
|
|
node.next_sibling.add_child(cycle_alert)
|
|
node.next_sibling.next_sibling = ExpectClose()
|
|
|
|
conversations["unique and well-known sig_algs, {0} algorithm last".format(last)] = conversation
|
|
|
|
for i in range(1, 0x100):
|
|
conversation = Connect(host, port)
|
|
node = conversation
|
|
groups = [GroupName.secp256r1]
|
|
ciphers = [CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA,
|
|
CipherSuite.TLS_EMPTY_RENEGOTIATION_INFO_SCSV]
|
|
sig_alg = SignatureAlgorithmsExtension()
|
|
sig_alg.create([(HashAlgorithm.sha256, expected_signature),
|
|
(HashAlgorithm.sha1, expected_signature)])
|
|
ext = OrderedDict()
|
|
ext[ExtensionType.supported_groups] = SupportedGroupsExtension()\
|
|
.create(groups)
|
|
ext[ExtensionType.signature_algorithms] = sig_alg
|
|
hello = ClientHelloGenerator(ciphers, version=(3, 3),
|
|
extensions=ext)
|
|
node = node.add_child(fuzz_message(hello, xors={-5:i}))
|
|
node = node.add_child(ExpectAlert(AlertLevel.fatal,
|
|
getattr(AlertDescription, fatal_alert)))
|
|
node = node.add_child(ExpectClose())
|
|
conversations["fuzz length inside extension to {0}".format(4^i)] = \
|
|
conversation
|
|
|
|
# run the conversation
|
|
good = 0
|
|
bad = 0
|
|
xfail = 0
|
|
xpass = 0
|
|
failed = []
|
|
xpassed = []
|
|
if not num_limit:
|
|
num_limit = len(conversations)
|
|
|
|
# make sure that sanity test is run first and last
|
|
# to verify that server was running and kept running throughout
|
|
sanity_tests = [('sanity', conversations['sanity'])]
|
|
if run_only:
|
|
if num_limit > len(run_only):
|
|
num_limit = len(run_only)
|
|
regular_tests = [(k, v) for k, v in conversations.items() if
|
|
k in run_only]
|
|
else:
|
|
regular_tests = [(k, v) for k, v in conversations.items() if
|
|
(k != 'sanity') and k not in run_exclude]
|
|
sampled_tests = sample(regular_tests, min(num_limit, len(regular_tests)))
|
|
ordered_tests = chain(sanity_tests, sampled_tests, sanity_tests)
|
|
|
|
for c_name, c_test in ordered_tests:
|
|
if run_only and c_name not in run_only or c_name in run_exclude:
|
|
continue
|
|
print("{0} ...".format(c_name))
|
|
|
|
runner = Runner(c_test)
|
|
|
|
res = True
|
|
exception = None
|
|
try:
|
|
runner.run()
|
|
except Exception as exp:
|
|
exception = exp
|
|
print("Error while processing")
|
|
print(traceback.format_exc())
|
|
res = False
|
|
|
|
if c_name in expected_failures:
|
|
if res:
|
|
xpass += 1
|
|
xpassed.append(c_name)
|
|
print("XPASS-expected failure but test passed\n")
|
|
else:
|
|
if expected_failures[c_name] is not None and \
|
|
expected_failures[c_name] not in str(exception):
|
|
bad += 1
|
|
failed.append(c_name)
|
|
print("Expected error message: {0}\n"
|
|
.format(expected_failures[c_name]))
|
|
else:
|
|
xfail += 1
|
|
print("OK-expected failure\n")
|
|
else:
|
|
if res:
|
|
good+=1
|
|
print("OK")
|
|
else:
|
|
bad+=1
|
|
failed.append(c_name)
|
|
|
|
print("Signature Algorithms in TLS 1.2")
|
|
print("Check if valid signature algorithm extensions are accepted and")
|
|
print("invalid properly rejected by the TLS 1.2 server.\n")
|
|
print("")
|
|
print("NOTE: For 'unique and well-known sig_algs..' conversation, the server")
|
|
print("must be configured to support only rsa_pkcs1_sha512 in case of an RSA")
|
|
print("certificate and ecdsa+sha512 in case of an ECDSA certificate.")
|
|
|
|
print("Test end")
|
|
print(20 * '=')
|
|
print("version: {0}".format(version))
|
|
print(20 * '=')
|
|
print("TOTAL: {0}".format(len(sampled_tests) + 2*len(sanity_tests)))
|
|
print("SKIP: {0}".format(len(run_exclude.intersection(conversations.keys()))))
|
|
print("PASS: {0}".format(good))
|
|
print("XFAIL: {0}".format(xfail))
|
|
print("FAIL: {0}".format(bad))
|
|
print("XPASS: {0}".format(xpass))
|
|
print(20 * '=')
|
|
sort = sorted(xpassed ,key=natural_sort_keys)
|
|
if len(sort):
|
|
print("XPASSED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort)))
|
|
sort = sorted(failed, key=natural_sort_keys)
|
|
if len(sort):
|
|
print("FAILED:\n\t{0}".format('\n\t'.join(repr(i) for i in sort)))
|
|
|
|
if bad or xpass:
|
|
sys.exit(1)
|
|
|
|
if __name__ == "__main__":
|
|
main()
|