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Vulnerability Score 7.1 7.1
CVE Id CVE-2015-0593
Last Modified 18 Feb 2015 10:01:11
Published 12 Feb 2015 09:59:09
Confidentiality Impact NONE NONE
Integrity Impact NONE NONE
Availability Impact COMPLETE COMPLETE
Access Vector NETWORK
Access Complexity MEDIUM
Authentication NONE



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.

Vulnerable Systems

Operating System

  • Cisco Ios 12.4%28122%29t

  • Cisco Ios 15.4%281.12%29t

  • Cisco Ios 15.4%281.19%29t



CISCO - 20150209 Cisco IOS Software Zone-Based Firewall Vulnerability

XF - ciscoios-cve20150593-dos(100757)

BID - 72549

Last Updated: 27 May 2016 11:07:52