Cisco Nexus 9000 Series Fabric Switches ACI Mode Fabric Infrastructure VLAN Unauthorized Access (CVE-2021-1228)

A vulnerability in the fabric infrastructure VLAN connection establishment of Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI Mode could allow an unauthenticated, adjacent attacker to bypass security validations and connect an unauthorized server to the...

CVE-2021-1228

CVE-2021-1228 affects Cisco Nexus 9000 Series Fabric Switches in ACI Mode . The issue arises in the LLDP setup phase of the infrastructure VLAN due to insufficient security requirements, enabling an unauthenticated, adjacent attacker to send a crafted LLDP packet and connect an unauthorised serve...