Is CVE-2023-3634 actively exploited?

CVE-2023-3634 has no public evidence of in-the-wild exploitation as of 2026-04-17.

What is the CVSS score for CVE-2023-3634?

CVE-2023-3634 has a CVSS score of 8.8 (HIGH severity). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

How do I patch CVE-2023-3634?

Vendor patch guidance is linked from the references on this page. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2023-3634.

Which products are affected by CVE-2023-3634?

Affected products for CVE-2023-3634 are listed on this page once vendor data becomes available.

Fix CVE-2023-3634 - HIGH Vulnerability

Description

In products of the MSE6 product-family by Festo a remote authenticated, low privileged attacker could use functions of undocumented test mode which could lead to a complete loss of confidentiality, integrity and availability.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector: network
Complexity: low
Privileges: low
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: high
Availability: high
Weaknesses: CWE-1242

Metadata

Primary Vendor: UNKNOWN
Published: 4/16/2026
Last Modified: 4/17/2026
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

No affected products information available.

Remediation Guidance

Executive Summary

Cite this page

CVE-2023-3634. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2023-3634

View on NIST NVD

CVE-2023-3634 vulnerability