The vulnerability of the CPU FX5U(C) and FX5UJ modules of MELSEC iQ-F series PLCs, which stems from insufficient input data verification, allows attackers to trigger malfunctions during maintenance operations.

The vulnerability of the CPU FX5UC and FX5UJ modules of the MELSEC iQ-F series is related to insufficient checking of input data. Exploiting this vulnerability can allow a malicious actor to cause service failures by sending specially crafted files...