CVE-2023-33379

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

Connected IO v2.1.0 and prior has a misconfiguration in their MQTT broker used for management and device communication, which allows devices to connect to the broker and issue commands to other device, impersonating Connected IO management platform and sending commands to all of Connected IO's devices.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected software

No affected versions have been published.

Timeline

Published
Aug 4, 2023
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2023-33379: Critical severity, CVSS 9.8 | Vulnix