CVE-2024-53704CISA KEVEPSS p99.9%

CVE-2024-53704SonicWall SonicOS SSLVPN Improper Authentication Vulnerability

SonicWall / SonicOS

Description

SonicWall SonicOS contains an improper authentication vulnerability in the SSLVPN authentication mechanism that allows a remote attacker to bypass authentication.

Scoring

CVSS 9.8 ()
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS95.13% probability of exploitation · percentile 99.9% · 2026-10-02T12:00:20Z
Last modified2026-08-04

CISA KEV entry

Added to KEV: 2025-02-18

(incoming)1

TypeTargetConfidenceTier
KEVEntrySonicWall SonicOS SSLVPN Improper Authentication Vulnerabilitykev-cve-2024-537040%live

Related by meaning· 6

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

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SonicWall SonicOS Improper Access Control Vulnerability
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SonicWall SSLVPN SMA100 SQL Injection Vulnerability
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CVE-2026-0204
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SonicWall SonicOS Buffer Overflow Vulnerability
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SonicWall Secure Remote Access (SRA) SQL Injection Vulnerability
Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.