National Cyber Awareness System
Vulnerability Summary for CVE-2013-5549
Original release date:10/25/2013
Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service (transmission outage) via (1) IPv4 or (2) IPv6 traffic, aka Bug ID CSCuh30380.
CVSS Severity (version 2.0):
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: CISCO
Name: 20131023 Cisco IOS XR Software Route Processor Denial of Service Vulnerability