Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 to 5.92, GT Designer3 Version1(GOT1000) all versions, GT Designer3 Version1(GOT2000) versions 1.320J and prior, GX Works2 versions 1.11M and later, GX Works3 versions 1.106L and prior, MELSOFT Navigator versions 1.04E to 2.102G, MT Works2 versions 1.190Y and prior, MX Component versions 4.00A to 5.007H and MX OPC Server DA/UA all versions allows a remote unauthenticated attacker to execute a malicious code by RPC with a path to a malicious library while connected to the products.
https://www.darkreading.com/vulnerabilities-threats/critical-auth-bugs-smart-factory-cyberattack
https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2023-020_en.pdf
https://www.cisa.gov/news-events/ics-advisories/icsa-24-030-02