Cisco NX-OS Software Denial of Service Vulnerability (CNVD-2021-68721)

Cisco NX-OS Software is a set of data center-class operating system software for switches from Cisco, U.S. A denial-of-service vulnerability exists in the VXLAN OAM feature of Cisco NX-OS Software, which can be exploited by attackers by sending specially crafted packets to cause high device CPU usage and consume excessive system resources, causing the affected device to reload. causing the affected device to reload.