Cisco Security Notice

Cisco IOS XE Crafted MPLS IP Fragmentation Denial of Service Vulnerability

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6981
CVE ID: CVE-2013-6981
Release Date: 2013 December 24 13:51  UTC (GMT)
Last Updated: 2013 December 24 18:32  UTC (GMT)
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Summary

A vulnerability in the Multiprotocol Label Switching (MPLS) IP fragmentation function of Cisco IOS XE could allow an unauthenticated, remote attacker to cause the Cisco Packet Processor to crash.

The vulnerability is due to input validation processing of the crafted MPLS IP packets. An attacker could exploit this vulnerability by injecting specifically crafted MPLS IP packets that are subject to MPLS fragmentation. An exploit could allow the attacker to cause the Cisco Packet Processor process to crash in Cisco IOS XE software.

Affected Products

ProductMore InformationCVSS
Cisco IOS XE SoftwareCSCul007095.4/4.5

What Is a Cisco Security Notice?

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