# CVE-2018-17196: Improper Input Validation in Apache Kafka

Source: https://junglewise.ai/threats/cve-2018-17196-improper-input-validation-in-apache-kafka  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-05-24  
License: CC BY 4.0 with a link back

CVE-2018-17196 · Severity: low · CVSS 3 · Published 2022-05-24

Improper Input Validation in Apache Kafka

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

## Quick answers

**Is CVE-2018-17196 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2018-17196 being exploited in the wild.

**How severe is CVE-2018-17196?** Low severity, with a CVSS score of 3, published 24 May 2022.

**Which products and versions are affected?** org.apache.kafka:kafka (Maven) ECOSYSTEM:introduced=0.11.0.0,fixed=2.1.1.

**Is there a fix for CVE-2018-17196?** Yes. org.apache.kafka:kafka (Maven): upgrade to 2.1.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2018-17196?** Check whether you run org.apache.kafka:kafka (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.kafka:kafka (Maven): upgrade to 2.1.1 or later

  ```sh
  # set org.apache.kafka:kafka to 2.1.1 in your pom.xml or build.gradle
  ```


## Affected products

- org.apache.kafka:kafka (Maven) ECOSYSTEM:introduced=0.11.0.0,fixed=2.1.1

## Identifiers

- CVE-2018-17196
- GHSA-47w3-66wq-cpxg

## Related threats

- [Apache Kafka vulnerability can lead to brokers hitting OutOfMemoryException, causing Denial of Service](https://junglewise.ai/threats/cve-2022-34917-apache-kafka-vulnerability-can-lead-to-brokers-hitting)
- [Improper Control of Generation of Code in Apache Kafka](https://junglewise.ai/threats/cve-2018-1288-improper-control-of-generation-of-code-in-apache-kafka)
- [Exposure of Sensitive Information to an Unauthorized Actor in Apache Kafka](https://junglewise.ai/threats/cve-2019-12399-exposure-of-sensitive-information-to-an-unauthorized-actor-in)