8.7

CVE-2026-78009

Fireware OS Out-of-Bounds Read in iked Allows Unauthenticated Denial of Service (DoS)

An out-of-bounds read 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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerWatchGuard
≫
Produkt Fireware OS
Default Statusunaffected
Version 2025.0
Version < 2026.2.2
Status affected
Version 12.0
Version < 12.12.2
Status affected
Version 2026.3
Version < 2026.3.1
Status affected
HerstellerWatchGuard
≫
Produkt Fireware OS
Default Statusunaffected
Version 12.0
Version < 12.5.20
Status affected
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.32% 0.245
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
5d1c2695-1a31-4499-88ae-e847036fd7e3 8.7 0 0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/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-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

https://psirt.watchguard.com/CVE-2026-78009