In multiple versions of multiple Codesys products, after successful authentication as a user, specific crafted network communication requests with inconsistent content can cause the CmpAppBP component to read internally from an invalid address, potentially leading to a denial-of-service condition. This vulnerability is different toย CVE-2023-37552,ย CVE-2023-37554,ย CVE-2023-37555 andย CVE-2023-37556.