A vulnerability classified as problematic was found in ISC BIND up to 9.11.37-S1/9.16.45-S1/9.18.21-S1. Affected by this vulnerability is an unknown functionality of the component ECS-Enabled Cache Handler. The manipulation leads to resource consumption.

This vulnerability is known as CVE-2023-5680. The attack can be launched remotely. There is no exploit available.

It is recommended to upgrade the affected component.