### [CVE-2004-0307](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-0307) ![](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 ONS 15327 before 4.1(3), ONS 15454 before 4.6(1), and ONS 15454 SD before 4.1(3) allows remote attackers to cause a denial of service (reset) by not sending the ACK portion of the TCP three-way handshake and sending an invalid response instead. ### POC #### Reference - http://www.cisco.com/warp/public/707/cisco-sa-20040219-ONS.shtml #### Github No PoCs found on GitHub currently.