Total vulnerabilities in the database
The VLAN Trunking Protocol (VTP) feature in Cisco IOS 12.1(19) allows remote attackers to cause a denial of service by sending a VTP version 1 summary frame with a VTP version field value of 2.
| Software | From | Fixed in |
|---|---|---|
| cisco / ios | 12.1(19) | 12.1(19).x |