The vulnerability of the microprogrammed software of the MELSEC iQ-F Series FX5U and MELSEC iQ-F Series FX5UJ programmable logic controllers, related to the unencrypted storage of user data, allows a intruder to gain increased privileges.

The vulnerability of the microprogrammed logic controllers MELSEC iQ-F Series FX5U and MELSEC iQ-F Series FX5UJ lies in the unencrypted storage of account data. Exploiting this vulnerability could allow a malicious actor to gain enhanced privileges by using the file 00000001.SYP...