### [CVE-2021-27698](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27698) ![](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 RIOT-OS 2021.01 contains a buffer overflow vulnerability in /sys/net/gnrc/routing/rpl/gnrc_rpl_control_messages.c through the _parse_options() function. ### POC #### Reference - https://github.com/RIOT-OS/RIOT/issues/16085 #### Github No PoCs found on GitHub currently.