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.
| Software | From | Fixed in |
|---|---|---|
| cisco / ios | 11.2(8)sa5 | 11.2(8)sa5.x |
| cisco / catalyst_2900_vlan | - | - |