Firmware Revisions for D2-262

Latest shipping version:

• Version: 1.06
• Download the latest version

Recent Firmware History:

Version: 1.06
Details:
Serial/Ethernet Exploit to Retrieve PLC Password
If an attacker has access to the PLC, a specially crafted packet can be sent to the PLC via
Ethernet or Serial port to access the password. This could allow the attacker to use the password to retrieve
and/or make unauthorized changes to the project or interrupt the process.

Version: 1.05
Details:
Fixes an issue where a program over 7.5k words may not download correctly every time.

Version: 1.04
Details:
Fixes an issue when using an Interrupt command with a 16- or 32-point input or output card, an incorrect I/O point may be addressed, and the command will not work correctly.
Interrupt commands are: STRI, STRNI, ANDI, ANDNI, ORI, ORNI, OROUTI, SETI, RSTI, OUTI, OUTIF

Version: 1.02
Details:
This firmware update corrects an issue were retentive memory may not be retained on power cycle.