LuckyThirteen_vulnerability_tester_plugin.py 文件源码

def test_dtls_protocol_support(self, server_connectivity_info, dtls_version, port):
        """Tests if DTLS protocols are supported by server. Returns true if server supports protocol otherwise returns false.

            Args:
            server_connectivity_info (ServerConnectivityInfo): contains information for connection on server
            dtls_protocol (str): contains version of DTLS protocol, which is supposed to be tested
            port (int): contains port number for connecting comunication.
        """
        cnx = SSL.Context(dtls_version)
        cnx.set_cipher_list('ALL:COMPLEMENTOFALL')
        conn = SSL.Connection(cnx,socket.socket(socket.AF_INET, socket.SOCK_DGRAM))
        try:
            conn.connect((server_connectivity_info.ip_address, port))
            conn.do_handshake()
        except SSL.SysCallError as ex:
            if ex[0] == 111:
                raise ValueError('LuckyThirteenVulnerabilityTesterPlugin: It is entered wrong port for DTLS connection.')
            else:
                support = False
        else:
            support = True
        finally:
            conn.shutdown()
            conn.close()
        return support