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

• https://nvd.nist.gov/vuln/detail/CVE-2008-4963
• https://exchange.xforce.ibmcloud.com/vulnerabilities/46346
• http://osvdb.org/49601
• http://secunia.com/advisories/32573
• http://securitytracker.com/id?1021143
• http://www.cisco.com/en/US/products/products_security_response09186a0080a231cf.html
• http://www.securityfocus.com/bid/32120
• http://www.securitytracker.com/id?1021144