7.8
CVSSv2

CVE-2015-0592

Published: 12/02/2015 Updated: 08/09/2017
CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10
VMScore: 694
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

The Zone-Based Firewall implementation in Cisco IOS 15.4(2)T3 and previous versions allows remote malicious users to cause a denial of service (device reload) via crafted network traffic that triggers incorrect kernel-timer handling, aka Bug ID CSCuh25672.

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cisco ios 15.4\\(1\\)t4

cisco ios 15.4\\(1\\)t3

cisco ios 15.4\\(2\\)t1

cisco ios 15.4\\(2\\)t

cisco ios

cisco ios 15.4\\(2\\)t2

cisco ios 15.4\\(1\\)t

cisco ios 15.4t

cisco ios 15.4\\(1\\)t2

cisco ios 15.4\\(1\\)t1

Vendor Advisories

A vulnerability in the kernel timers in Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of the affected device The vulnerability is due to improper management of kernel timers An attacker could exploit this vulnerability by sending crafted traffic, causing updates to timers used by the Zone-Based Firewall f ...