CVE-2015-0592

High

Published: 12/02/2015(UTC)Translated: 16/06/2026(UTC)NVD NIST

Summary

The Zone-Based Firewall implementation in Cisco IOS 15.4(2)T3 and earlier allows remote attackers to cause a denial of service (device reload) via crafted network traffic that triggers incorrect kernel-timer handling.

Risk Assessment

Attackers can exploit this vulnerability to remotely trigger a device reload, leading to service availability interruptions.

Recommendation

It is recommended to upgrade to the latest version of Cisco IOS to mitigate this vulnerability and to monitor network traffic for potential attack attempts.

Other vulnerabilities in Cisco IOS 15.4(2)T3 and earlier

CVE-2015-0608High
A race condition in the MACE implementation in Cisco IOS 15.4(2)T3 and earlier allows remote attackers to cause a denial of service (device reload) via crafted network traffic.

Original NVD description (English source)