CVE-2020-3569CISA KEVEPSS p86.9%

CVE-2020-3569Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability

Cisco / IOS XR

Description

Cisco IOS XR Distance Vector Multicast Routing Protocol (DVMRP) incorrectly handles Internet Group Management Protocol (IGMP) packets. Exploitation could allow an unauthenticated, remote attacker to immediately crash the IGMP process or make it consume available memory and eventually crash.

Scoring

EPSS3.29% probability of exploitation · percentile 86.9% · 2026-06-19T12:03:05Z

CISA KEV entry

Added to KEV: 2021-11-03

(incoming)1

TypeTargetConfidenceTier
KEVEntryCisco IOS XR Software DVMRP Memory Exhaustion Vulnerabilitykev-cve-2020-35690%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

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