This updated advisory is a follow up to the original advisory titled ICSA-21-334-02 Mitsubishi Electric MELSEC and MELIPC Series that was published on November 30, 2021, to the ICS webpage on www.cisa.gov/uscert. This advisory contains mitigations for Uncontrolled Resource Consumption, Improper Handling of Length Parameter Inconsistency, and Improper Input Validation vulnerabilities in Mitsubishi Electric MELSEC and MELIPC Series software management platforms.

https://us-cert.cisa.gov/ics/advisories/icsa-21-334-02