CVE-2023-6221 - CVE House
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Status published High CVE-2023-6221

MachineSense FeverWarn Missing Authentication for Critical Function

Vulnerability Description

The cloud provider MachineSense uses for integration and deployment for multiple MachineSense devices, such as the programmable logic controller (PLC), PumpSense, PowerAnalyzer, FeverWarn, and others is insufficiently protected against unauthorized access. An attacker with access to the internal procedures could view source code, secret credentials, and more.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Vera Mens of Claroty Research reported these vulnerabilities to CISA.

Affected Vendor

MachineSense

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Affected Software

FeverWarn
Vulnerable Versions:
ESP32, RaspberryPi, DataHub RaspberryPi

Timeline

Official Publish: February 1st, 2024
Last Modified: May 15th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Weaknesses (CWE)