CVE-2017-6627CISA KEVEPSS p92.4%

CVE-2017-6627Cisco IOS Software and Cisco IOS XE Software UDP Packet Processing Denial-of-Service Vulnerability

Cisco / IOS and IOS XE Software

Description

A vulnerability in the UDP processing code of Cisco IOS and IOS XE could allow an unauthenticated, remote attacker to cause the input queue of an affected system to hold UDP packets, causing an interface queue wedge and denial of service.

Scoring

EPSS6.04% probability of exploitation · percentile 92.4% · 2026-06-19T12:03:05Z

CISA KEV entry

Added to KEV: 2022-03-03

(incoming)1

TypeTargetConfidenceTier
KEVEntryCisco IOS Software and Cisco IOS XE Software UDP Packet Processing Denial-of-Service Vulnerabilitykev-cve-2017-66270%live

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Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.