CVE-2026-0390 Windows Boot Loader安全功能绕过漏洞

#!/usr/bin/env python3 """ PoC for CVE-2026-0390 (Conceptual) Demonstrates how untrusted input could theoretically be injected into the boot process. """ import subprocess def exploit_simulation(): # Simulate the attacker having local high privileges print("[+] Attacker has local high privileges (PR:H)") # Simulate modifying boot configuration to inject untrusted input # In a real scenario, this involves low-level disk access or UEFI variable modification. print("[+] Modifying Boot Configuration Data (BCD)...") # The vulnerability lies in the loader accepting this input without proper validation malicious_input = "bypass_security_check_payload" print(f"[+] Injecting untrusted input: {malicious_input}") # Trigger the boot loader logic print("[*] Triggering Windows Boot Loader...") print("[!] Security decision based on untrusted input.") print("[!] Security feature bypassed successfully.") if __name__ == "__main__": exploit_simulation()