CRITICALCVSS 9.8Actively exploited · CISA KEV since 2025-11-12Vulnerability

CVE-2025-9242

WatchGuard Firebox contains an out-of-bounds write vulnerability in the OS iked process that may allow a remote unauthenticated attacker to execute arbitrary code.

Properties

Euvd product
Fireware OS
Vulnerability name
WatchGuard Firebox Out-of-Bounds Write Vulnerability
First seen
2026-08-10T15:28:40+00:00
Cvss score
9.8
Epss score
0.91804
Last seen
2026-10-19T12:00:27+00:00
Due date
2025-12-03
Euvd assigner
WatchGuard
Retrieved at
2026-10-21T01:24:48+00:00
Exploited euvd since
2025-11-12T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2025-11-12
Euvd base score version
4.0
Score
9.8
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
WatchGuard
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
9.3

Related Entities (43 · showing 23)

AFFECTS_PRODUCT (40 · showing 20)

→[Product]cpe:2.3:h:watchguard:firebox_t145:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_nv5:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_m5600:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_m690:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_t20:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_t125-w:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_m695:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_t80:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:watchguard:fireware:2025.1:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:fireboxv:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_t70:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_m495:-:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_m590:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_t185:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:fireboxcloud:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_m4800:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_t45:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_t25:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_t55:*:*:*:*:*:*:*:*
→[Product]cpe:2.3:h:watchguard:firebox_t85:*:*:*:*:*:*:*:*

DESCRIBES (1)

←[KEVEntry]WatchGuard Firebox Out-of-Bounds Write Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Out-of-bounds Write

INVOLVES (1)

←[Signal]kev_added · 2025-11-12

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CVE-2025-9242 (CVSS 9.8) — Ninja Signal Threat Intelligence | Ninja Signal