CVE-2014-3406: Cisco Intrusion Prevention System

High severity, CVSS 7.1. EPSS: 0.9% chance of exploitation in the next 30 days.

Race condition in the IP logging feature in Cisco Intrusion Prevention System (IPS) Software 7.1(7)E4 and earlier allows remote attackers to cause a denial of service (device reload) via crafted IP traffic that matches a problematic rule, aka Bug ID CSCud82085.

Affected products

• Cisco Intrusion Prevention System: up to and including 7.1\(7\)e4

Published 2014-10-19. Last modified 2026-06-17.