CVE-2021-30188

Name of the Vulnerable Software and Affected Versions CODESYS V2 runtime system SP versions prior to 2.4.7.55

Description The issue is a stack-based buffer overflow in the CODESYS V2 runtime system SP. This can be exploited by a remote attacker to impact the confidentiality, integrity, and availability of protected information.

Recommendations For versions prior to 2.4.7.55, update to version 2.4.7.55 or later to resolve the issue. As a temporary workaround, consider restricting access to the system to minimize the risk of exploitation.