CVE-2023-22419
https://notcve.org/view.php?id=CVE-2023-22419
Out-of-bounds read vulnerability exists in Kostac PLC Programming Software (Former name: Koyo PLC Programming Software) Version 1.6.9.0 and earlier. When processing a comment block in stage information, the end of data cannot be verified and out-of-bounds read occurs. As a result, opening a specially crafted project file may lead to information disclosure and/or arbitrary code execution. • https://jvn.jp/en/vu/JVNVU94966432 https://www.electronics.jtekt.co.jp/en/topics/202303035258 https://www.electronics.jtekt.co.jp/jp/topics/2023030313639 • CWE-125: Out-of-bounds Read •
CVE-2023-22421
https://notcve.org/view.php?id=CVE-2023-22421
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. • https://jvn.jp/en/vu/JVNVU94966432 https://www.electronics.jtekt.co.jp/en/topics/202303035258 https://www.electronics.jtekt.co.jp/jp/topics/2023030313639 • CWE-125: Out-of-bounds Read •
CVE-2023-22424
https://notcve.org/view.php?id=CVE-2023-22424
Use-after-free vulnerability exists in Kostac PLC Programming Software (Former name: Koyo PLC Programming Software) Version 1.6.9.0 and earlier. With the abnormal value given as the maximum number of columns for the PLC program, the process accesses the freed memory. As a result, opening a specially crafted project file may lead to information disclosure and/or arbitrary code execution. • https://jvn.jp/en/vu/JVNVU94966432 https://www.electronics.jtekt.co.jp/en/topics/202303035258 https://www.electronics.jtekt.co.jp/jp/topics/2023030313639 • CWE-416: Use After Free •