CVE-2012-4098
The BGP implementation in Cisco NX-OS does not properly filter AS paths, which allows remote attackers to cause a denial of service (BGP service reset and resync) via a malformed UPDATE message, aka Bug ID CSCtn13055.
Date published : 2013-10-05
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4098