CVE-2008-4963

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.

7.1

CVSS

Severity: High

CVSS 2.0 •

EPSS 1.03% Top 25%

Vendor Advisory cisco.com Vendor Advisory secunia.com

Affected: n/a n/a

References

Link	Tags
http://secunia.com/advisories/32573	third party advisory vendor advisory
http://www.cisco.com/en/US/products/products_security_response09186a0080a231cf.html	vendor advisory
http://securitytracker.com/id?1021143	vdb entry
http://www.securitytracker.com/id?1021144	vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/46346	vdb entry
http://www.securityfocus.com/bid/32120	vdb entry
http://osvdb.org/49601	vdb entry

Frequently Asked Questions

What is the severity of CVE-2008-4963?: CVE-2008-4963 has been scored as a high severity vulnerability.
How to fix CVE-2008-4963?: To fix CVE-2008-4963, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2008-4963 being actively exploited in the wild?: It is possible that CVE-2008-4963 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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