The Zone-Based Firewall implementation in Cisco IOS 12.4(122)T and earlier does not properly manage session-object structures, which allows remote attackers to cause a denial of service (device reload) via crafted network traffic, aka Bug ID CSCul65003.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0593
Reference (s):
- BID:72549
- URL: http://www.securityfocus.com/bid/72549
- CISCO:20150209 Cisco IOS Software Zone-Based Firewall Vulnerability
- URL: http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0593
- http://tools.cisco.com/security/center/viewAlert.x?alertId=37417