CVE-2019-5635

HIGH

Hickory Smart Ethernet Bridge - Cleartext Transmission of Sensitive Information via MQTT

Title source: llm
STIX 2.1

Description

A cleartext transmission of sensitive information vulnerability is present in Hickory Smart Ethernet Bridge from Belwith Products, LLC. Captured data reveals that the Hickory Smart Ethernet Bridge device communicates over the network to an MQTT broker without using encryption. This exposed the default username and password used to authenticate to the MQTT broker. This issue affects Hickory Smart Ethernet Bridge, model number H077646. The firmware does not appear to contain versioning information.

Scores

CVSS v3 7.5
EPSS 0.0037
EPSS Percentile 28.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-319
Status published
Products (1)
belwith-keeler/hickory_smart_ethernet_bridge_firmware
Published Aug 22, 2019
Tracked Since Feb 18, 2026