What is the CVSS score of EUVD-2025-20399?

EUVD-2025-20399 has a CVSS 3.1 base score of 6.5 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.1%.

How to fix or mitigate EUVD-2025-20399?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Review and tighten file/resource permissions.

EUVD-2025-20399

| CVE-2025-41665 MEDIUM

Incorrect Default Permissions (CWE-276)

2025-07-08 info@cert.vde.com

Privilege Escalation

6.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.5 MEDIUM

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

Patch available

Apr 16, 2026 - 05:29 EUVD

2025.0.2

EUVD ID Assigned

Mar 16, 2026 - 04:21 euvd

EUVD-2025-20399

Analysis Generated

Mar 16, 2026 - 04:21 vuln.today

CVE Published

Jul 08, 2025 - 07:15 nvd

MEDIUM 6.5

DescriptionCVE.org

An low privileged remote attacker can enforce the watchdog of the affected devices to reboot the PLC due to incorrect default permissions of a config file.

Analysis

An low privileged remote attacker can enforce the watchdog of the affected devices to reboot the PLC due to incorrect default permissions of a config file.

Technical ContextAI

Privilege escalation allows a low-privileged user or process to gain elevated permissions beyond what was originally authorized. This vulnerability is classified as Incorrect Default Permissions (CWE-276).

RemediationAI

Apply the principle of least privilege. Keep systems patched. Monitor for suspicious privilege changes. Use mandatory access controls (SELinux, AppArmor).