8.7Hoch
CVE-2026-86134Fireware OS Pre-Authentication NULL Pointer Dereference Allows Remote Denial of Service
Beschreibung
A NULL pointer dereference vulnerability in the WatchGuard Fireware OS authentication process allows a remote, unauthenticated attacker to crash the management daemon by sending a specially request to the login interface, resulting in a denial of service.
Schwachstellentyp (CWE):
CWE-476
Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.
Betroffene Produkte und Versionen
| Hersteller | Produkt | Versionen | |
|---|---|---|---|
| watchguard | fireware | 12.0 – < 12.5.21 | |
| WatchGuard | Fireware OS | 2026.3 – < 2026.3.2, 2025.0 – < 2026.2.3, 12.0 – < 12.12.3 |
Referenzen und Patches
- https://psirt.watchguard.com/CVE-2026-86134 vendor-advisoryPatchVendor Advisory
CPE-Treffer (NVD) (4)
cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*≥ 12.0 < 12.5.21cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*≥ 12.12 < 12.12.3cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*≥ 2025.0 < 2026.2.3cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:*≥ 2026.3 < 2026.3.2