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.
Metrics
Affected Vendors & Products
References
| Link | Providers |
|---|---|
| https://psirt.watchguard.com/CVE-2026-86134 |
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History
Tue, 06 Oct 2026 17:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Watchguard fireware
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| CPEs | cpe:2.3:o:watchguard:fireware:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Watchguard fireware
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| Metrics |
cvssV3_1
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Wed, 30 Sep 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Wed, 30 Sep 2026 04:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | Fireware OS Pre-Authentication NULL Pointer Dereference Allows Remote Denial of Service | |
| First Time appeared |
Watchguard
Watchguard fireware Os |
|
| Weaknesses | CWE-476 | |
| CPEs | cpe:2.3:a:watchguard:fireware_os:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Watchguard
Watchguard fireware Os |
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| References |
| |
| Metrics |
cvssV4_0
|
Status: PUBLISHED
Assigner: WatchGuard
Published: 2026-09-30T03:37:57.268Z
Updated: 2026-09-30T14:38:30.274Z
Reserved: 2026-09-05T03:10:50.777Z
Link: CVE-2026-86134
Updated: 2026-09-30T14:38:27.156Z
Status : Analyzed
Published: 2026-09-30T04:18:33.337
Modified: 2026-10-06T17:30:29.910
Link: CVE-2026-86134
No data.