CVE-2008-4963

Cisco IOS and CatOS - Denial of Service via VTP Packet

Title source: llm
STIX 2.1

Description

Unspecified vulnerability in the VLAN Trunking Protocol (VTP) implementation on Cisco IOS and CatOS, when the VTP operating mode is not transparent, allows remote attackers to cause a denial of service (device reload or hang) via a crafted VTP packet sent to a switch interface configured as a trunk port.

References (7)

Core 7
Core References
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/32573
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1021143
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1021144
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/46346
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/32120
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/49601

Scores

EPSS 0.0168
EPSS Percentile 74.6%

Details

Status published
Products (2)
cisco/catos
cisco/ios
Published Nov 06, 2008
Tracked Since Feb 18, 2026