Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 22.4%
CVSS Severity
CVSS v3 Score 7.8
References
- https://jvn.jp/en/vu/JVNVU94966432/
- https://www.electronics.jtekt.co.jp/en/topics/202303035258/
- https://www.electronics.jtekt.co.jp/jp/topics/2023030313639/
- https://jvn.jp/en/vu/JVNVU94966432/
- https://www.electronics.jtekt.co.jp/en/topics/202303035258/
- https://www.electronics.jtekt.co.jp/jp/topics/2023030313639/
Products affected by CVE-2023-22421
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cpe:2.3:a:jtekt:kostac_plc_programming_software:*