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Converted TDDP client to Python 3

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willi
2020-11-05 17:55:41 +01:00
parent dcf978b970
commit 5cc3ed22c0
2 changed files with 753 additions and 747 deletions
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1424
tddp-client/pyDes.py
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tddp-client/tddp-client.py → tddp-client/tddp_client.py Normal file → Executable file
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@@ -1,4 +1,4 @@
#!/usr/bin/env python #!/usr/bin/env python3
# #
# TP-Link Device Debug Protocol (TDDP) v2 Client # TP-Link Device Debug Protocol (TDDP) v2 Client
# Based on https://www.google.com/patents/CN102096654A?cl=en # Based on https://www.google.com/patents/CN102096654A?cl=en
@@ -22,15 +22,15 @@
# limitations under the License. # limitations under the License.
# #
from pyDes import *
import hashlib
import argparse import argparse
import hashlib
import socket import socket
import struct
import binascii
import string import string
version = 0.2 from binascii import hexlify, unhexlify
from pyDes import *
version = 0.3
# Default username and password # Default username and password
username = "admin" username = "admin"
@@ -38,19 +38,19 @@ password = "admin"
# Check if IP is valid # Check if IP is valid
def validIP(ip): def validIP(ip):
try: try:
socket.inet_pton(socket.AF_INET, ip) socket.inet_pton(socket.AF_INET, ip)
except socket.error: except socket.error:
parser.error("Invalid IP Address.") parser.error("Invalid IP Address.")
return ip return ip
# Check if command is two hex chars # Check if command is two hex chars
def validHex(cmd): def validHex(cmd):
ishex = all(c in string.hexdigits for c in cmd) ishex = all(c in string.hexdigits for c in cmd)
if len(cmd) == 2 and ishex: if len(cmd) == 2 and ishex:
return cmd return cmd
else: else:
parser.error("Please issue a two-character hex command, e.g. 0A") parser.error("Please issue a two-character hex command, e.g. 0A")
# Parse commandline arguments # Parse commandline arguments
parser = argparse.ArgumentParser(description="Experimental TP-Link TDDPv2 Client v" + str(version)) parser = argparse.ArgumentParser(description="Experimental TP-Link TDDPv2 Client v" + str(version))
@@ -65,9 +65,9 @@ args = parser.parse_args()
ip = args.target ip = args.target
cmd = args.command cmd = args.command
if args.username: if args.username:
username = args.username username = args.username
if args.password: if args.password:
password = args.password password = args.password
# TDDP runs on UDP Port 1040 # TDDP runs on UDP Port 1040
# Response is sent to UDP Port 61000 # Response is sent to UDP Port 61000
@@ -77,9 +77,9 @@ port_receive = 61000
# TDDP DES Key = MD5 of username and password concatenated # TDDP DES Key = MD5 of username and password concatenated
# Key is first 8 bytes only # Key is first 8 bytes only
tddp_key = hashlib.md5(username + password).hexdigest()[:16] tddp_key = hashlib.md5(username.encode() + password.encode()).hexdigest()[:16]
if args.verbose: if args.verbose:
print "TDDP Key:\t", tddp_key, "(" + username + password + ")" print("TDDP Key:\t", tddp_key, "(" + username + password + ")")
## TDDP Header ## TDDP Header
# 0 1 2 3 # 0 1 2 3
@@ -176,18 +176,21 @@ tddp_digest = "%0.32X" % 00
tddp_data = "" tddp_data = ""
# Recalculate length if sending data # Recalculate length if sending data
tddp_length = len(tddp_data)/2
tddp_length = len(tddp_data)//2
tddp_length = "%0.8X" % tddp_length tddp_length = "%0.8X" % tddp_length
## Encrypt data with key ## Encrypt data with key
key = des(binascii.unhexlify(tddp_key), ECB) key = des(unhexlify(tddp_key), ECB)
data = key.encrypt(binascii.unhexlify(tddp_data)) data = key.encrypt(unhexlify(tddp_data))
## Assemble packet ## Assemble packet
tddp_packet = "".join([tddp_ver, tddp_type, tddp_code, tddp_reply, tddp_length, tddp_id, tddp_subtype, tddp_reserved, tddp_digest, data.encode('hex')]) tddp_packet = "".join([tddp_ver, tddp_type, tddp_code, tddp_reply,
tddp_length, tddp_id, tddp_subtype,
tddp_reserved, tddp_digest, hexlify(data.encode()).decode()])
# Calculate MD5 # Calculate MD5
tddp_digest = hashlib.md5(binascii.unhexlify(tddp_packet)).hexdigest() tddp_digest = hashlib.md5(unhexlify(tddp_packet)).hexdigest()
tddp_packet = tddp_packet[:24] + tddp_digest + tddp_packet[56:] tddp_packet = tddp_packet[:24] + tddp_digest + tddp_packet[56:]
# Binding receive socket in advance in case reply comes fast. # Binding receive socket in advance in case reply comes fast.
@@ -196,23 +199,26 @@ sock_receive.bind(('', port_receive))
# Send a request # Send a request
sock_send = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) sock_send = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
sock_send.sendto(binascii.unhexlify(tddp_packet), (ip, port_send)) sock_send.sendto(unhexlify(tddp_packet), (ip, port_send))
if args.verbose: if args.verbose:
print "Raw Request:\t", tddp_packet print("Raw Request:\t", tddp_packet)
t = tddp_packet t = tddp_packet
print "Request Data:\tVersion", t[0:2], "Type", t[2:4], "Status", t[6:8], "Length", t[8:16], "ID", t[16:20], "Subtype", t[20:22] print("Request Data:\tVersion", t[0:2], "Type", t[2:4], "Status", t[6:8],
"Length", t[8:16], "ID", t[16:20], "Subtype", t[20:22])
sock_send.close() sock_send.close()
# Receive the reply # Receive the reply
response, addr = sock_receive.recvfrom(1024) response, addr = sock_receive.recvfrom(1024)
r = response.encode('hex') r = hexlify(response).decode()
if args.verbose: if args.verbose:
print "Raw Reply:\t", r print("Raw Reply:\t", r)
sock_receive.close() sock_receive.close()
print "Reply Data:\tVersion", r[0:2], "Type", r[2:4], "Status", r[6:8], "Length", r[8:16], "ID", r[16:20], "Subtype", r[20:22] print("Reply Data:\tVersion", r[0:2], "Type", r[2:4], "Status", r[6:8],
"Length", r[8:16], "ID", r[16:20], "Subtype", r[20:22])
# Take payload and decrypt using key # Take payload and decrypt using key
recv_data = r[56:] recv_data = r[56:]
if recv_data: if recv_data:
print "Decrypted:\t" + key.decrypt(binascii.unhexlify(recv_data)) print("Decrypted:\t", end="")
print(key.decrypt(unhexlify(recv_data)))