# CVE-2018-1047: Improper Input Validation in org.wildfly:wildfly-undertow

Source: https://junglewise.ai/threats/cve-2018-1047-improper-input-validation-in-org-wildfly-wildfly-undertow  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2018-10-19  
License: CC BY 4.0 with a link back

CVE-2018-1047 · Severity: low · CVSS 3 · Published 2018-10-19

Improper Input Validation in org.wildfly:wildfly-undertow

Technologies: [org.wildfly:wildfly-undertow (Maven)](https://junglewise.ai/threats/technologies/org-wildfly-wildfly-undertow). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2018-1047 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2018-1047 being exploited in the wild.

**How severe is CVE-2018-1047?** Low severity, with a CVSS score of 3, published 19 October 2018.

**Which products and versions are affected?** org.wildfly:wildfly-undertow (Maven) ECOSYSTEM:introduced=0,fixed=12.0.0.

**Is there a fix for CVE-2018-1047?** Yes. org.wildfly:wildfly-undertow (Maven): upgrade to 12.0.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2018-1047?** Check whether you run org.wildfly:wildfly-undertow (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.wildfly:wildfly-undertow (Maven): upgrade to 12.0.0 or later

  ```sh
  # set org.wildfly:wildfly-undertow to 12.0.0 in your pom.xml or build.gradle
  ```


## Affected products

- org.wildfly:wildfly-undertow (Maven) ECOSYSTEM:introduced=0,fixed=12.0.0

## Identifiers

- CVE-2018-1047
- GHSA-fmr4-w67p-vh8x

## Related threats

- [Improper Neutralization of CRLF Sequences in Wildfly Undertow](https://junglewise.ai/threats/cve-2016-4993-improper-neutralization-of-crlf-sequences-in-wildfly-undertow)
- [WildFly has incomplete blacklist vulnerability](https://junglewise.ai/threats/cve-2016-0793-wildfly-has-incomplete-blacklist-vulnerability)
- [Red Hat Wildfly DoS](https://junglewise.ai/threats/cve-2016-9589-red-hat-wildfly-dos)