Number: AV21-643
Date: 17 December 2021
On 16 December 2021 ICS-CERT published ICS Advisories to highlight vulnerabilities in the following products:
- EZSockdet – all versions
- GX Works2 – versions 1.606G and prior
- MELSOFT Navigator – all versions
Exploitation of these vulnerabilities could lead to a denial of service.
The Cyber Centre encourages users and administrators to review the provided web links, perform the suggested mitigations and apply the necessary updates.
ICS Advisory (ICSA-21-350-04)
https://www.cisa.gov/uscert/ics/advisories/icsa-21-350-04
ICS Advisory (ICSA-21-350-05)
https://www.cisa.gov/uscert/ics/advisories/icsa-21-350-05