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important · Wi-Fi — edge

An adjacent DHCP packet can execute code in a WatchGuard Firebox fingerprinting daemon.

Affects

WatchGuard Firebox network-security appliances running Fireware OS, including appliances serving adjacent wired or wireless networks.

A crafted unauthenticated DHCP packet triggers a stack overflow in Fireware OS fingerd, yielding code execution in the daemon context.

Detail and 2 sources
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Wednesday, September 30, 2026