# CVE-2018-17187: Improper Certificate Validation in proton-j

Source: https://junglewise.ai/threats/cve-2018-17187-improper-certificate-validation-in-proton-j  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2018-11-21  
License: CC BY 4.0 with a link back

CVE-2018-17187 · Severity: low · CVSS 3 · Published 2018-11-21

Improper Certificate Validation in proton-j

Technologies: [org.apache.qpid:proton-j (Maven)](https://junglewise.ai/threats/technologies/org-apache-qpid-proton-j). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2018-17187 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2018-17187 being exploited in the wild.

**How severe is CVE-2018-17187?** Low severity, with a CVSS score of 3, published 21 November 2018.

**Which products and versions are affected?** org.apache.qpid:proton-j (Maven) ECOSYSTEM:introduced=0.3,fixed=0.30.0.

**Is there a fix for CVE-2018-17187?** Yes. org.apache.qpid:proton-j (Maven): upgrade to 0.30.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2018-17187?** Check whether you run org.apache.qpid:proton-j (Maven) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- org.apache.qpid:proton-j (Maven): upgrade to 0.30.0 or later

  ```sh
  # set org.apache.qpid:proton-j to 0.30.0 in your pom.xml or build.gradle
  ```


## Affected products

- org.apache.qpid:proton-j (Maven) ECOSYSTEM:introduced=0.3,fixed=0.30.0

## Identifiers

- CVE-2018-17187
- GHSA-xvch-r4wf-h8w9

## Related threats

- [Apache Qpid Proton-J: Unbounded type nesting can lead to pre-authentication stackoverflow](https://junglewise.ai/threats/cve-2026-66274-apache-qpid-proton-j-unbounded-type-nesting-can-lead-to-pre)
- [Withdrawn Advisory: Improper Certificate Validation in Apache Qpid Proton](https://junglewise.ai/threats/cve-2019-0223-withdrawn-advisory-improper-certificate-validation-in-apache-qpid)
- [Moderate severity vulnerability that affects org.apache.qpid:proton-j](https://junglewise.ai/threats/cve-2016-2166-moderate-severity-vulnerability-that-affects-org-apache-qpid)