The Network-Based Application Recognition (NBAR) protocol implementation in Cisco IOS 15.3(100)M and earlier on Cisco 2900 Integrated Services Router (aka Cisco Internet Router) devices allows remote attackers to cause a denial of service (NBAR process hang) via IPv4 packets, aka Bug ID CSCuo73682.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0586
Reference (s):
- BID:72309
- URL: http://www.securityfocus.com/bid/72309
- CISCO:20150126 Cisco 2900 Series Integrated Services Router Network-Based Application Recognition Denial of Service Vulnerability
- URL: http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0586
- http://tools.cisco.com/security/center/viewAlert.x?alertId=37171

