CVE-2025-40604 - Vulnerability Details

Related Threat Clusters

• SonicWall SonicOS Vulnerability Allows Remote DoS Attacks

  SonicWall has issued a security advisory regarding a critical vulnerability in its SonicOS operating system, identified as CVE-2025-40601. This high-severity flaw affects Gen7 and Gen8 hardware and virtual appliances,…

  9 articles · Updated November 20, 2025
• SonicWall Issues Patch for SonicOS Flaw Affecting Firewalls

  SonicWall has released a patch addressing a vulnerability in SonicOS that allows hackers to crash firewalls. Additionally, two flaws in Email Security appliances (CVE-2025-40604 and CVE-2025-40605) have been fixed,…

  2 articles · Updated November 22, 2025
• SonicWall SonicOS Flaw Allows Remote Firewall Crashes

  SonicWall has disclosed a critical vulnerability in its SonicOS SSLVPN service, tracked as CVE-2025-40601, which allows remote, unauthenticated attackers to crash Gen7 and Gen8 firewalls. The flaw, caused by a…

  11 articles · Updated November 24, 2025
• SonicWall Issues Patch for Critical SonicOS Flaw Affecting Firewalls

  SonicWall has released a patch addressing a critical flaw in SonicOS that allows hackers to crash firewalls. Additionally, two vulnerabilities in Email Security appliances (CVE-2025-40604 and CVE-2025-40605) have been…

  2 articles · Updated November 22, 2025

Recent Intelligence Reports

• SonicWall tells customers to patch SonicOS flaw allowing hackers to crash firewalls — Msn · November 22, 2025
• SonicWall tells customers to patch SonicOS flaw allowing hackers to crash firewalls — Techradar · November 21, 2025
• Security vulnerabilities: Attackers can disable SonicWall SonicOS SSLVPN — Heise.De · November 21, 2025
• New SonicWall SonicOS flaw allows hackers to crash firewalls — Bleepingcomputer · November 20, 2025

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