Cisco IOS XR Software Crafted IPv6 Packet Denial of Service Vulnerability

A vulnerability in the IP version 6 IPv6 processing code of Cisco IOS XR Software for Cisco CRS-3 Carrier Routing System could allow an unauthenticated, remote attacker to trigger an ASIC scan of the Network Processor Unit NPU and a reload of the line card processing an IPv6 packet. The...

PT-2015-1321

Name of the Vulnerable Software and Affected Versions Cisco IOS XR versions 4.0.1 through 4.2.0 for CRS-3 Carrier Routing System Description The issue is related to incorrect processing of IPv6 packets with valid but unlikely IPv6 extension headers, which can cause a denial of service. An attacke...