CVE-2024-40766SonicWallFirewall and VPNSeptember 9, 2024

SonicWall SonicOS Improper Access Control Vulnerability

Critical 9.8Actively exploitedUsed by ransomware

Description

SonicWall SonicOS contains an improper access control vulnerability that could lead to unauthorized resource access and, under certain conditions, may cause the firewall to crash.

What to do

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

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Details

Vendor
SonicWall
Product
SonicOS
CVE
CVE-2024-40766
Affected versions
SonicOS 5.9: up to 5.9.2.14-12o
SonicOS 6.5: up to 6.5.4.14-109n
SonicOS 7.0: up to 7.0.1-5035 (from the advisory and NVD; check the exact builds in the official advisory)
CVSS score
9.8
Actively exploited
Yes, listed in the CISA Known Exploited Vulnerabilities catalog
CISA due date
September 30, 2024 (deadline for US federal agencies: a good benchmark for you too)
Source
CISA KEV – original advisory
Published
September 9, 2024

The description and the recommended action are quoted from the public advisory; severity, exploitation status and affected versions are compiled automatically from public sources and may contain errors. The vendor's original advisory prevails: check it before taking action. This information is provided without warranty and does not replace a professional assessment.

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