Critical SonicWall SSL VPN Vulnerability Let Attackers Trigger DoS Attack on Firewalls

A critical vulnerability in SonicWall Gen7 firewall products could allow remote unauthenticated attackers to cause service disruptions through denial-of-service (DoS) attacks.  The format string vulnerability tracked as CVE-2025-40600 affects the SSL VPN interface of multiple SonicWall firewall models and has been assigned a CVSS v3 score of 5.9, indicating medium severity with high availability impact. […]

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