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8.8
Festo MSE6 products: Unauthorized access to test mode data
CVE-2023-3634
Summary
Some Festo MSE6 products have a hidden test mode that can be accessed by an authorized user who shouldn't have it. This could potentially allow an attacker to see sensitive information and disrupt system operation. Festo recommends disabling the test mode or updating to the latest software version to prevent unauthorized access.
Original title
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,...
Original 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.
nvd CVSS3.1
8.8
Vulnerability type
CWE-1242
Published: 16 Apr 2026 · Updated: 16 Apr 2026 · First seen: 16 Apr 2026