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CVE-2026-3344

WatchGuard Firebox System Integrity Check Bypass

CVSS score

6.9

EPSS probability

%0.5

Risk score

0.0

Published

7 mo ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

Impact on My Inventory

Only the personal products you have added to your account are assessed; an organisation's inventory does not appear here.

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Vulnerability description

DayBreach CVE AI Research

CVE-2026-3344 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

A vulnerability in WatchGuard Fireware OS may allow an attacker to bypass the Fireware OS filesystem integrity check and maintain limited persistence via a maliciously-crafted firmware update package.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-3344 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1watchguardFireware OS View
2watchguardFireware OS View
3watchguardfireware View
4watchguardfirebox m270 View
5watchguardfirebox m290 View
6watchguardfirebox m370 View
7watchguardfirebox m390 View
8watchguardfirebox m440 View
9watchguardfirebox m4600 View
10watchguardfirebox m470 View
11watchguardfirebox m4800 View
12watchguardfirebox m5600 View
13watchguardfirebox m570 View
14watchguardfirebox m5800 View
15watchguardfirebox m590 View
16watchguardfirebox m670 View
17watchguardfirebox m690 View
18watchguardfirebox nv5 View
19watchguardfirebox t20 View
20watchguardfirebox t25 View
21watchguardfirebox t40 View
22watchguardfirebox t45 View
23watchguardfirebox t55 View
24watchguardfirebox t70 View
25watchguardfirebox t80 View
26watchguardfirebox t85 View
27watchguardfireboxcloud View
28watchguardfireboxv View
29watchguardfireware View
30watchguardfirebox t15 View
31watchguardfirebox t35 View
32watchguardfireware View
33watchguardfirebox m295 View
34watchguardfirebox m395 View
35watchguardfirebox m495 View
36watchguardfirebox m595 View
37watchguardfirebox m695 View
38watchguardfirebox t115-w View
39watchguardfirebox t125 View
40watchguardfirebox t125-w View
41watchguardfirebox t145 View
42watchguardfirebox t145-w View
43watchguardfirebox t185 View
Total affected vendors: 1|Products: 43

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
6.9CVSS V4_0MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:NCVE CNA
6.9CVSS V40MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/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:XNVD
4.9CVSS V31MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:NNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-3344 is associated with the following CWEs:

CWE-440: Common Weakness Enumeration Entry CWE-440

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-3344 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsHigh
UserGerekmiyor

Official Sources and Advisories

https://psirt.watchguard.com/CVE-2026-3344vendor-advisoryhttps://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00005vendor-advisory

CVSS Vector Radar Chart

6.9 / 10
Attack VectorNetworkComplexityLowPrivilegesHighUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityNone

Vulnerability Scoring Details

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh privileges
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

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Weakness Type (CWE & CAPEC)

CWE-440

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