8.7

CVE-2026-13084

Null Pointer Dereference in WatchGuard Fireware OS iked Process

A null pointer dereference vulnerability in WatchGuard Fireware OS may allow a remote unauthenticated attacker to create a denial-of-service (DoS) condition by sending specially crafted IKEv2 messages. This vulnerability affects both the Mobile User VPN with IKEv2 and the Branch Office VPN using IKEv2 when configured with a dynamic gateway peer.

This vulnerability affects Fireware OS 11.10.2 up to and including 11.12.4_Update1, 12.0 up to and including 12.12 and 2025.1 up to and including 2026.2
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Watchguard ≫ Fireware Version >= 12.5 < 12.5.19
   Watchguard ≫ Firebox T15 Version-
   Watchguard ≫ Firebox T35 Version-
Watchguard ≫ Fireware Version >= 11.0.0 < 11.12.4
Watchguard ≫ Fireware Version11.12.4 Update-
Watchguard ≫ Fireware Version11.12.4 Updateu1
Watchguard ≫ Fireware Version >= 12.0 < 12.12.1
   Watchguard ≫ Firebox Cloud Version-
   Watchguard ≫ Firebox M270 Version-
   Watchguard ≫ Firebox M290 Version-
   Watchguard ≫ Firebox M370 Version-
   Watchguard ≫ Firebox M390 Version-
   Watchguard ≫ Firebox M440 Version-
   Watchguard ≫ Firebox M4600 Version-
   Watchguard ≫ Firebox M470 Version-
   Watchguard ≫ Firebox M4800 Version-
   Watchguard ≫ Firebox M5600 Version-
   Watchguard ≫ Firebox M570 Version-
   Watchguard ≫ Firebox M5800 Version-
   Watchguard ≫ Firebox M590 Version-
   Watchguard ≫ Firebox M670 Version-
   Watchguard ≫ Firebox M690 Version-
   Watchguard ≫ Firebox Nv5 Version-
   Watchguard ≫ Firebox T20 Version-
   Watchguard ≫ Firebox T25 Version-
   Watchguard ≫ Firebox T40 Version-
   Watchguard ≫ Firebox T45 Version-
   Watchguard ≫ Firebox T55 Version-
   Watchguard ≫ Firebox T70 Version-
   Watchguard ≫ Firebox T80 Version-
   Watchguard ≫ Firebox T85 Version-
   Watchguard ≫ Fireboxv Version-
Watchguard ≫ Fireware Version >= 2025.1 < 2026.2.1
   Watchguard ≫ Firebox M295 Version-
   Watchguard ≫ Firebox M395 Version-
   Watchguard ≫ Firebox M495 Version-
   Watchguard ≫ Firebox M595 Version-
   Watchguard ≫ Firebox M695 Version-
   Watchguard ≫ Firebox T115-w Version-
   Watchguard ≫ Firebox T125 Version-
   Watchguard ≫ Firebox T125-w Version-
   Watchguard ≫ Firebox T145 Version-
   Watchguard ≫ Firebox T145-w Version-
   Watchguard ≫ Firebox T185 Version-
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EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.5% 0.405
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5d1c2695-1a31-4499-88ae-e847036fd7e3 8.7 0 0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00024
Vendor Advisory
https://psirt.watchguard.com/CVE-2026-13084
Broken Link