### [CVE-2000-0268](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2000-0268) ![](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 Cisco IOS 11.x and 12.x allows remote attackers to cause a denial of service by sending the ENVIRON option to the Telnet daemon before it is ready to accept it, which causes the system to reboot. ### POC #### Reference - http://www.cisco.com/warp/public/707/iostelnetopt-pub.shtml #### Github No PoCs found on GitHub currently.