CVE-2024-40766

9.8 CRITICAL CISA KEV - Actively Exploited
Published: August 23, 2024 Modified: October 31, 2025

Description

An improper access control vulnerability has been identified in the SonicWall SonicOS management access, potentially leading to unauthorized resource access and in specific conditions, causing the firewall to crash. This issue affects SonicWall Firewall Gen 5 and Gen 6 devices, as well as Gen 7 devices running SonicOS 7.0.1-5035 and older versions.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2024-0015
Source: PSIRT@sonicwall.com
Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-40766
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
7.0%
91th percentile
Exploitation Status
Actively Exploited
Remediation due: 2024-09-30

Weaknesses (CWE)

Affected Vendors

sonicwall