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Case File

CVE-2016-1409

HIGH · CVSS 7.5 EPSS 3.82% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2016-05-29 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2016-1409
Severity
HIGH
CVSS
7.5
EPSS
3.82%
Cisco

Original Filing — NVD Description

The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS XE 2.1 through 3.17S, IOS XR 2.0.0 through 5.3.2, and NX-OS allows remote attackers to cause a denial of service (packet-processing outage) via crafted ND messages, aka Bug ID CSCuz66542, as exploited in the wild in May 2016.