We encourage you to evaluate your options," advised Cisco. By turning off this feature, organizations can minimize the risk of unauthorized access and potential data manipulation. Of note, Cisco Nexus 9000 Series switches in standalone NX-OS mode are not vulnerable to this security flaw. At this time, there are no known public announcements or exploits exploiting this vulnerability. Cisco's Product Security Incident Response Team (PSIRT) discovered this flaw during internal security testing. Cisco's recommendation comes just weeks after a Florida man pleaded guilty to making more than $100 million from importing and selling counterfeit Cisco network devices.