This script is Copyright (C) 2006-2015 Tenable Network Security, Inc.
A Modicon PLC Modbus TCP interface is listening on TCP port 502 and
accessible via proprietary function code 126.
The proprietary Modbus/TCP function code 126 is active on this Modbus
slave. An attacker that is able to gain network access to this device
may be able to reprogram PLC logic or otherwise impact the integrity
of the physical process.
Restrict incoming traffic on this port to authorized Modbus TCP
Risk factor :
Medium / CVSS Base Score : 6.4
Nessus Plugin ID: 23819 ()
The cookie settings on this website are set to 'allow all cookies' to give you the very best website experience. If you continue without changing these settings, you consent to this - but if you want, you can opt out of all cookies by clicking below.