Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 to 5.92, GT Designer3 Version1(GOT1000) versions 1.325P and prior, GT Designer3 Version1(GOT2000) versions 1.320J and prior, GX Works2 versions 1.11M to 1.626C, 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 bypass authentication by sending specially crafted packets and connect to the products illegally.

Missing Authentication for Critical Function vulnerability in Mitsubishi Electric Corporation EZSocket versions 3.0 and later, FR Configurator2 all versions, GT Designer3 Version1(GOT1000) all versions, GT Designer3 Version1(GOT2000) all versions, GX Works2 versions 1.11M and later, GX Works3 all versions, MELSOFT Navigator versions 1.04E and later, MT Works2 all versions, MX Component versions 4.00A and later and MX OPC Server DA/UA all versions allows a remote unauthenticated attacker to bypass authentication by sending specially crafted packets and connect to the products illegally.

A remote unauthenticated attacker may be able to bypass authentication by sending specially crafted packets and connect to the products illegally. An attacker may be able to execute a malicious code by remotely calling a function with a path to a malicious library while connected to the products. As a result, unauthorized users may disclose, tamper with, destroy or delete information in the products, or cause a denial-of-service (DoS) condition on the products.