CVE-2023-49115
MachineSense FeverWarn Missing Authentication for Critical Function
MachineSense devices use unauthenticated MQTT messaging to monitor devices and remote viewing of sensor data by users.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
MachineSense FeverWarn Missing Authentication for Critical Function
MachineSense devices use unauthenticated MQTT messaging to monitor devices and remote viewing of sensor data by users.
- Record
CVE-2023-49115- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-306
- Updated
- 2026-11-02
EUVDEUVD-2023-53123
MachineSense devices use unauthenticated MQTT messaging to monitor devices and remote viewing of sensor data by users.
- Record
EUVD-2023-53123- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q7xm-vq7m-w9hh
MachineSense devices use unauthenticated MQTT messaging to monitor devices and remote...
MachineSense devices use unauthenticated MQTT messaging to monitor devices and remote viewing of sensor data by users.
- Record
GHSA-q7xm-vq7m-w9hh- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-306
- Updated
- 2026-11-02
NVD
MachineSense devices use unauthenticated MQTT messaging to monitor devices and remote viewing of sensor data by users.
- Record
CVE-2023-49115- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-306
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-49115 is a high vulnerability (CVSS 7.5) in Machinesense Feverwarn, published February 1, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.59%, the 48th percentile. No source names a fixed version.