### [CVE-2021-30186](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30186) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen) ### Description CODESYS V2 runtime system SP before 2.4.7.55 has a Heap-based Buffer Overflow. ### POC #### Reference No PoCs from references. #### Github - https://github.com/yossireuven/Publications