# CVE-2021-3642: Observable Discrepancy in Wildfly Elytron

Source: https://junglewise.ai/threats/cve-2021-3642-observable-discrepancy-in-wildfly-elytron  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2022-05-24  
License: CC BY 4.0 with a link back

CVE-2021-3642 · Severity: low · CVSS 3.1 · Published 2022-05-24

Observable Discrepancy in Wildfly Elytron

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

## Quick answers

**Is CVE-2021-3642 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2021-3642 being exploited in the wild.

**How severe is CVE-2021-3642?** Low severity, with a CVSS score of 3.1, published 24 May 2022.

**Which products and versions are affected?** org.wildfly.security:wildfly-elytron (Maven) ECOSYSTEM:introduced=0,fixed=1.10.14.

**Is there a fix for CVE-2021-3642?** Yes. org.wildfly.security:wildfly-elytron (Maven): upgrade to 1.10.14 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2021-3642?** Check whether you run org.wildfly.security:wildfly-elytron (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.security:wildfly-elytron (Maven): upgrade to 1.10.14 or later

  ```sh
  # set org.wildfly.security:wildfly-elytron to 1.10.14 in your pom.xml or build.gradle
  ```


## Affected products

- org.wildfly.security:wildfly-elytron (Maven) ECOSYSTEM:introduced=0,fixed=1.10.14

## Identifiers

- CVE-2021-3642
- GHSA-5499-qjvh-6j7w

## Related threats

- [WildFly Elytron OpenID Connect Client ExtensionOIDC authorization code injection attack](https://junglewise.ai/threats/cve-2024-12369-wildfly-elytron-openid-connect-client-extensionoidc-authorization)
- [Wildfly-elytron possibly vulnerable to timing attacks via use of unsafe comparator](https://junglewise.ai/threats/cve-2022-3143-wildfly-elytron-possibly-vulnerable-to-timing-attacks-via-use-of)
- [Session Fixation in WildFly Elytron](https://junglewise.ai/threats/cve-2020-10714-session-fixation-in-wildfly-elytron)
- [Incorrect Authorization in WildFly Elytron](https://junglewise.ai/threats/cve-2020-1748-incorrect-authorization-in-wildfly-elytron)