### [CVE-2021-3149](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3149) ![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue) ![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen) ![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen) ### Description On Netshield NANO 25 10.2.18 devices, /usr/local/webmin/System/manual_ping.cgi allows OS command injection (after authentication by the attacker) because the system C library function is used unsafely. ### POC #### Reference - https://kc.mcafee.com/corporate/index?page=content&id=SB10356 #### Github No PoCs found on GitHub currently.