Improper Validation of Specified Type of Input vulnerability in Mitsubishi Electric Corporation MELSEC iQ-F Series FX5-ENET versions 1.100 and later and FX5-ENET/IP versions 1.100 to 1.104 allows a remote attacker to cause a Denial of Service condition in Ethernet communication of the products by sending specially crafted SLMP packets.
https://www.cisa.gov/news-events/ics-advisories/icsa-24-324-01
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2024-009_en.pdf