Date: 14 June 2022
On 14 June 2022 ICS-CERT published an ICS Advisory to highlight a vulnerability in the following products:
- MELSEC-Q Series QJ71E71-100 – first five digits of serial number 24061 and prior
- MELSEC-L Series LJ71E71-100 – first five digits of serial number 24061 and prior
- MELSEC iQ-R Series RD81MES96N – firmware version 08 and prior
Exploitation of this vulnerability could result in denial of service or remote code execution.
The Cyber Centre encourages users and administrators to review the provided web link, perform the suggested mitigations and apply the necessary updates.