Design/Logic Flaw

A vulnerability in the client forwarding code of multiple Cisco Access Points APs could allow an unauthenticated, adjacent attacker to inject packets from the native VLAN to clients within nonnative VLANs on an affected device. This vulnerability is due to a logic error on the AP that forwards...

CVE-1999-1129

Cisco Catalyst 2900 Virtual LAN VLAN switches allow remote attackers to inject 802.1q frames into another VLAN by forging the VLAN identifier in the trunking tag...