CVE-2026-21963: Oracle VM VirtualBox 本地权限提升导致敏感数据未授权访问

# CVE-2026-21963 PoC - Oracle VM VirtualBox Local Privilege Escalation # Note: This is a conceptual PoC for demonstration purposes # Actual exploitation requires specific conditions and environment import subprocess import sys 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}") # Vulnerable versions: 7.1.14, 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 else: print("[-] Version not in vulnerable list") return False except Exception as e: print(f"[-] Error checking version: {e}") return False def exploit_cve_2026_21963(): """ Conceptual exploitation steps for CVE-2026-21963 Actual exploitation requires specific vulnerable component access """ print("[*] CVE-2026-21963 Exploitation Attempt") print("[*] Requirements: High privilege access to VirtualBox host system") if not check_virtualbox_version(): print("[-] Target not vulnerable") return False print("[*] Attempting to access protected VirtualBox core components...") # Placeholder for actual exploitation logic # Real exploitation would target specific Core component vulnerability print("[!] This is a proof-of-concept. Actual exploitation may vary.") return True if __name__ == "__main__": print("CVE-2026-21963 PoC - Oracle VM VirtualBox Vulnerability") print("=" * 60) exploit_cve_2026_21963()