### [CVE-2001-0861](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2001-0861) ![](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 12000 with IOS 12.0 and line cards based on Engine 2 and earlier allows remote attackers to cause a denial of service (CPU consumption) by flooding the router with traffic that generates a large number of ICMP Unreachable replies. ### POC #### Reference - http://www.cisco.com/warp/public/707/GSR-unreachables-pub.shtml #### Github No PoCs found on GitHub currently.