CVE-2026-21985 Oracle VM VirtualBox Core组件信息泄露漏洞

# CVE-2026-21985 PoC - Oracle VM VirtualBox Information Disclosure # Note: This is a conceptual PoC based on the vulnerability description # Actual exploitation requires local access with high privileges import subprocess import os def check_virtualbox_version(): """Check if vulnerable VirtualBox version is installed""" try: result = subprocess.run(['VBoxManage', '--version'], capture_output=True, text=True) version = result.stdout.strip() print(f"[*] Detected VirtualBox version: {version}") # Check if version is affected (7.1.14 or 7.2.4) vulnerable_versions = ['7.1.14', '7.2.4'] if any(v in version for v in vulnerable_versions): print("[!] Vulnerable version detected!") return True return False except Exception as e: print(f"[-] Error checking version: {e}") return False def exploit_virtualbox_core(): """Attempt to exploit CVE-2026-21985 This requires high privileges on the host system """ print("[*] Starting CVE-2026-21985 exploitation...") print("[*] This vulnerability allows unauthorized data access") print("[*] Attacker must have high privileges on VirtualBox host") # Example: Access VM configuration files vbox_config_path = os.path.expanduser("~/.config/VirtualBox/") # Read sensitive VM data try: if os.path.exists(vbox_config_path): print(f"[*] Accessing VirtualBox configuration at: {vbox_config_path}") # In actual exploitation, this would access sensitive data # through the Core component vulnerability pass except PermissionError: print("[-] Permission denied - exploitation failed") except Exception as e: print(f"[-] Exploitation error: {e}") if __name__ == "__main__": print("CVE-2026-21985 PoC - Oracle VM VirtualBox") print("=" * 50) check_virtualbox_version() exploit_virtualbox_core()