MachineSense FeverWarn Improper Access Control
Priority LOW 38CWE-284Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-284.
Summary
MachineSense FeverWarn devices are configured as Wi-Fi hosts in a way that attackers within range could connect to the device's web services and compromise the device.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00403 34th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| MachineSense | FeverWarn | ESP32; RaspberryPi; DataHub RaspberryPi | — | No fix listed | CNA |
- FeverWarn VendorMachineSense Affected ESP32; RaspberryPi; DataHub RaspberryPi Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:machinesense:feverwarn_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | MachineSense |
| cpe:2.3:h:machinesense:feverwarn:-:*:*:*:*:*:*:* | not specified by NVD | Running on | MachineSense |
- cpe:2.3:o:machinesense:feverwarn_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·MachineSense
- cpe:2.3:h:machinesense:feverwarn:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·MachineSense
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-47867
- 2026-10-03 Alias added: GHSA-h9g9-92v6-jw8x
References
More MachineSense Feverwarn Firmware vulnerabilities
- TI-2023-25195 MachineSense FeverWarn Use of Hard-coded Credentials CVSS 3.1CRITICAL 9.8
- TI-2023-27098 MachineSense FeverWarn Missing Authentication for Critical Function CVSS 3.1CRITICAL 10.0
- TI-2023-26780 MachineSense FeverWarn Missing Authentication for Critical Function CVSS 3.1HIGH 7.5
- TI-2023-27095 MachineSense FeverWarn Improper Input Validation CVSS 3.1HIGH 8.1
- TI-2023-05714 MachineSense FeverWarn Missing Authentication for Critical Function CVSS 3.1HIGH 7.7
Sources
- CVE-2023-47867 · CVE Program
- CVE-2023-47867 · NVD
- FIRST EPSS
- GHSA-h9g9-92v6-jw8x · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences