CVE-2025-25268

| EUVD-2025-20404 HIGH
2025-07-08 [email protected]
8.8
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

3
EUVD ID Assigned
Mar 16, 2026 - 04:21 euvd
EUVD-2025-20404
Analysis Generated
Mar 16, 2026 - 04:21 vuln.today
CVE Published
Jul 08, 2025 - 07:15 nvd
HIGH 8.8

Tags

Authentication Bypass Charx Sec 3100 Firmware Charx Sec 3150 Firmware Charx Sec 3050 Firmware Charx Sec 3000 Firmware

Description

An unauthenticated adjacent attacker can modify configuration by sending specific requests to an API-endpoint resulting in read and write access due to missing authentication.

Analysis

An unauthenticated adjacent attacker can modify configuration by sending specific requests to an API-endpoint resulting in read and write access due to missing authentication.

Technical Context

An authentication bypass vulnerability allows attackers to circumvent login mechanisms and gain unauthorized access without valid credentials. This vulnerability is classified as Missing Authentication for Critical Function (CWE-306).

Affected Products

Affected products: Phoenixcontact Charx Sec-3000 Firmware, Phoenixcontact Charx Sec-3050 Firmware, Phoenixcontact Charx Sec-3100 Firmware, Phoenixcontact Charx Sec-3150 Firmware

Remediation

Implement robust authentication mechanisms. Use multi-factor authentication. Review authentication logic for bypass conditions. Remove default credentials.

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +44
POC: 0

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CVE-2025-25268 vulnerability details – vuln.today
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