WatchGuard Firebox Firewall Vulnerability Let Attackers Gain Unauthorized SSH Access

A critical vulnerability in WatchGuard Firebox firewalls could allow attackers to gain complete administrative access to the devices without any authentication. The flaw, tracked as CVE-2025-59396, stems from insecure default configurations that expose SSH access on port 4118 using hardcoded credentials. WatchGuard Firebox appliances through September 10, 2025, ship with default SSH credentials (admin:readwrite) that […]

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