CVE-2021-20038CISA KEVEPSS p100.0%

CVE-2021-20038SonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerability

SonicWall / SMA 100 Appliances

Description

SonicWall SMA 100 devies are vulnerable to an unauthenticated stack-based buffer overflow vulnerability where exploitation can result in code execution.

Scoring

EPSS99.91% probability of exploitation · percentile 100.0% · 2026-06-15T12:03:41Z

CISA KEV entry

Added to KEV: 2022-01-28

(incoming)1

TypeTargetConfidenceTier
KEVEntrySonicWall SMA 100 Appliances Stack-Based Buffer Overflow Vulnerabilitykev-cve-2021-200380%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.