WatchGuard Fireware OS up to 12.11.1 Management WebUI/Command Line Interface Parser debug code

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability was found in WatchGuard Fireware OS up to 12.11.1. It has been classified as critical. This affects an unknown part of the component Management WebUI/Command Line Interface Parser. Performing a manipulation results in debug code. This vulnerability is cataloged as CVE-2025-4106. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in WatchGuard Fireware OS up to 12.11.1. This affects an unknown code block of the component Management WebUI/Command Line Interface Parser. The manipulation with an unknown input leads to a debug code vulnerability. CWE is classifying the issue as CWE-489. The product is deployed to unauthorized actors with debugging code still enabled or active, which can create unintended entry points or expose sensitive information. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An authenticated admin user with access to both the management WebUI and command line interface on a Firebox can enable a diagnostic debug shell by uploading a platform and version-specific diagnostic package and executing a leftover diagnostic command. This issue affects Fireware OS: from 12.0 before 12.11.2.

It is possible to read the advisory at watchguard.com. This vulnerability is uniquely identified as CVE-2025-4106 since 04/30/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. Additional levels of successful authentication are needed for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 12.11.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-35898). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.2
VulDB Temp Score: 6.9
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Debug code
CWE: CWE-489
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Fireware OS 12.11.2

Timelineinfo

04/30/2025 CVE reserved
10/25/2025 +178 days Advisory disclosed
10/25/2025 +0 days VulDB entry created
10/28/2025 +3 days VulDB entry last update

Sourcesinfo

Advisory: wgsa-2025-00010
Status: Confirmed

CVE: CVE-2025-4106 (🔒)
GCVE (CVE): GCVE-0-2025-4106
GCVE (VulDB): GCVE-100-329859
EUVD: 🔒

Entryinfo

Created: 10/25/2025 07:46
Updated: 10/28/2025 07:28
Changes: 10/25/2025 07:46 (67), 10/28/2025 07:28 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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