# CVE-2022-21934: Metasys Unverified Password Change

> Authenticated users can lock out others or take over accounts in Metasys ADS/ADX/OAS servers due to unverified password changes.

- **Severity:** High 8.0 (`CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 6 May 2022
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-m2gh-9wqr-8vqc

## What is CVE-2022-21934?

CVE-2022-21934 is a high-severity authentication bypass vulnerability in Johnson Controls Metasys ADS/ADX/OAS server, published on 6 May 2022. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Under certain circumstances an authenticated user could lock other users out of the system or take over their accounts in Metasys ADS/ADX/OAS server 10 versions prior to 10.1.5 and Metasys ADS/ADX/OAS server 11 versions prior to 11.0.2.

Weakness: CWE-287 (Improper Authentication), CWE-620 (Unverified Password Change)

## Which versions are affected by CVE-2022-21934?

It affects 3 products.


Products: Johnsoncontrols Metasys Application and Data Server, Johnsoncontrols Metasys Extended Application and Data Server, Johnsoncontrols Metasys Open Application Server.

## How do I fix CVE-2022-21934?

No fix has been published for CVE-2022-21934 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-21934 being exploited?

There is no known exploitation of CVE-2022-21934 in the wild and no public exploit code.

## Other vulnerabilities in Johnson Controls Metasys ADS/ADX/OAS server

- [CVE-2021-36207](https://insights.sbomify.com/CVE-2021-36207/): Metasys privilege management (high 8.8)
- [CVE-2022-21937](https://insights.sbomify.com/CVE-2022-21937/): Metasys CSS (high 8.7)
- [CVE-2021-36202](https://insights.sbomify.com/CVE-2021-36202/): Metasys UI (high 8.4)
- [CVE-2022-21938](https://insights.sbomify.com/CVE-2022-21938/): Metasys MUI Graphics XSS (high 8.1)
- [CVE-2021-36205](https://insights.sbomify.com/CVE-2021-36205/): Metasys session token (high 8.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-21934 and fix it if it is affected.

What it is: CVE-2022-21934 is a high-severity authentication bypass vulnerability in Johnson Controls Metasys ADS/ADX/OAS server, published on 6 May 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-21934 in the wild and no public exploit code.

Affected product: Johnson Controls Metasys ADS/ADX/OAS server. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2022-21934/ (Markdown: https://insights.sbomify.com/CVE-2022-21934/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-21934
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-21934
- OSV: https://osv.dev/vulnerability/CVE-2022-21934

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-21934/
Summaries are generated and may contain mistakes; the official description above is the record.