Cisco Nexus 9000 Series Fabric Switches ACI Mode Link Layer Discovery Protocol Port Denial of Service (CVE-2021-1231)

A vulnerability in the Link Layer Discovery Protocol LLDP for Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI mode could allow an unauthenticated, adjacent attacker to disable switching on a small form-factor pluggable SFP interface. This vulnerability is due to...