CVE-2023-22421 Information

Description

Out-of-bounds read vulnerability exists in Kostac PLC Programming Software (Former name: Koyo PLC Programming Software) Version 1.6.9.0 and earlier. The insufficient buffer size for the PLC program instructions leads to out-of-bounds read. As a result opening a specially crafted project file may lead to information disclosure and/or arbitrary code execution.

Reference

https://www.electronics.jtekt.co.jp/jp/topics/2023030313639/ https://www.electronics.jtekt.co.jp/en/topics/202303035258/ https://jvn.jp/en/vu/JVNVU94966432/