MachineSense FeverWarn Use of Hard-coded Credentials

published 2024-02-01 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-50891

cvss: 9.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits: 0; none known

Multiple MachineSense devices have credentials unable to be changed by the user or administrator.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-24-025-01 updated 2024-01-25 cvss 9.1

MachineSense FeverWarn

MachineSense LLC. FeverWarn ESP32, RaspberryPi, DataHub_RaspberryPi
affected: mitigation machinesense.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: total
Assessed: 2 y ago (2024-08-22)

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	9.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

MachineSense FeverWarn

Classification

Weakness

CWE-798 Use of Hard-coded Credentials

References

cisa.gov /news-events/ics-advisories/icsa-24-025-01
third-party-advisory, us-government-resource
machinesense.com /pages/about-machinesense
product

Sources

CVE List CVE-2023-46706
NVD CVE-2023-46706

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary