CVE-2026-78011 — Fireware OS Integer Underflow in Iked Allows Unauthenticated Denial of Service (DoS)
An integer underflow vulnerability in the WatchGuard Fireware OS iked process allows a remote unauthenticated attacker to create a Denial of Service (DoS) condition in VPN proce…
Published: 2026-08-27 · CVSS: 8.7 · CVSS 4.0
An integer underflow vulnerability in the WatchGuard Fireware OS iked process allows a remote unauthenticated attacker to create a Denial of Service (DoS) condition in VPN processing by sending specially crafted network traffic.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7