WatchGuard Fireware OS up to 12.5.13/12.11.4/2025.1.2 CLI out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in WatchGuard Fireware OS up to 12.5.13/12.11.4/2025.1.2. Affected by this vulnerability is an unknown functionality of the component CLI. Such manipulation leads to out-of-bounds write. This vulnerability is referenced as CVE-2025-12196. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in WatchGuard Fireware OS up to 12.5.13/12.11.4/2025.1.2 and classified as critical. Affected by this issue is an unknown part of the component CLI. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An Out-of-bounds Write vulnerability in WatchGuard Fireware OS's CLI could allow an authenticated privileged user to execute arbitrary code via a specially crafted CLI command.This vulnerability affects Fireware OS 12.0 up to and including 12.11.4, 12.5 up to and including 12.5.13, and 2025.1 up to and including 2025.1.2.

The weakness was published by btaol as wgsa-2025-00020. The advisory is shared for download at watchguard.com. This vulnerability is handled as CVE-2025-12196 since 10/24/2025. The exploitation is known to be easy. The attack may be launched remotely. The exploitation requires an enhanced level of successful authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/11/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-201304). VulDB is the best source for vulnerability data and more expert information about this specific topic.

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: 7.2

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

NVD Base Score: 7.2
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/24/2025 CVE reserved
12/05/2025 +42 days Advisory disclosed
12/05/2025 +0 days VulDB entry created
12/11/2025 +6 days VulDB entry last update

Sourcesinfo

Advisory: wgsa-2025-00020
Researcher: btaol
Status: Confirmed

CVE: CVE-2025-12196 (🔒)
GCVE (CVE): GCVE-0-2025-12196
GCVE (VulDB): GCVE-100-334400
EUVD: 🔒

Entryinfo

Created: 12/05/2025 02:01
Updated: 12/11/2025 03:45
Changes: 12/05/2025 02:01 (67), 12/05/2025 04:32 (1), 12/11/2025 03:45 (9)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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