CVE-2016-6401

Name of the Vulnerable Software and Affected Versions Cisco Carrier Routing System (CRS) versions 5.1 and 5.1.4

Description The issue allows remote attackers to cause a denial of service, resulting in a line-card reload, by sending crafted IPv6-over-MPLS packets.

Recommendations For Cisco Carrier Routing System (CRS) versions 5.1 and 5.1.4, consider restricting access to the network to minimize the risk of exploitation until a fix is available. At the moment, there is no information about a newer version that contains a fix for this issue.