CVE-2025-3946

| EUVD-2025-21064 HIGH
2025-07-10 [email protected]
8.2
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 16, 2026 - 06:52 vuln.today
EUVD ID Assigned
Mar 16, 2026 - 06:52 euvd
EUVD-2025-21064
CVE Published
Jul 10, 2025 - 21:15 nvd
HIGH 8.2

Tags

RCE

Description

The Honeywell Experion PKS and OneWireless WDM contains a Deployment of Wrong Handler vulnerability in the component Control Data Access (CDA). An attacker could potentially exploit this vulnerability, leading to Input Data Manipulation, which could result in incorrect handling of packets leading to remote code execution. Honeywell recommends updating to the most recent version of Honeywell Experion PKS:520.2 TCU9 HF1 and 530.1 TCU3 HF1 and OneWireless: 322.5 and 331.1. The affected Experion PKS products are C300 PCNT02, C300 PCNT05, FIM4, FIM8, UOC, CN100, HCA, C300PM, and C200E. The Experion PKS versions affected are from 520.1 through 520.2 TCU9 and from 530 through 530 TCU3. The OneWireless WDM affected versions are 322.1 through 322.4 and 330.1 through 330.3.

Analysis

A remote code execution vulnerability in Honeywell Experion PKS and OneWireless WDM (CVSS 8.2). High severity vulnerability requiring prompt remediation.

Technical Context

Vulnerability type: remote code execution. CVSS 8.2 indicates high severity. Affects Honeywell Experion PKS and OneWireless WDM.

Affected Products

['Honeywell Experion PKS and OneWireless WDM']

Remediation

Monitor vendor channels for patch availability.

Priority Score

41
Low Medium High Critical
KEV: 0
EPSS: +0.2
CVSS: +41
POC: 0

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CVE-2025-3946 vulnerability details – vuln.today
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