Nut/OS Denial of Service and Remote Code Execution Vulnerability (CNVD-2021-19758)

Nut/OS is a modular, open-source real-time operating system for embedded platforms. A denial of service and remote code execution vulnerability exists in the DNS implementation in Ethernut in Nut/OS 5.1. The vulnerability stems from a failure to check if a domain name ends in '0'. An attacker cou...