The following code is for security research and authorized testing only.
python
/*
* PoC Code for CVE-2026-32220
* This is a conceptual demonstration of the access control bypass.
* It simulates the interaction with the VBS Enclave.
*/
#include <windows.h>
#include <stdio.h>
// Simulated function representing the vulnerable Enclave API
BOOL VulnerableEnclaveAPI(LPVOID inputBuffer, DWORD size) {
// In the vulnerable version, access control checks might be skipped
// or bypassable for specific high-privileged contexts.
printf("[*] Attempting to access restricted VBS Enclave resource...\n");
// Simulate bypassing the security check
// In a real exploit, this would involve specific memory layout or API sequence
return TRUE;
}
int main() {
printf("[+] CVE-2026-32220 PoC Trigger\n");
// Prerequisite: High privileges (PR:H) are required
if (!IsUserAnAdmin()) {
printf("[-] Error: Administrative privileges required.\n");
return 1;
}
// Trigger the vulnerability
if (VulnerableEnclaveAPI(NULL, 0)) {
printf("[+] Successfully bypassed VBS Enclave access control.\n");
printf("[+] Security feature bypassed (Integrity Impact: High).\n");
} else {
printf("[-] Failed to exploit.\n");
}
return 0;
}