# CVE-2020-25724: Unsynchronized Access to Shared Data in a Multithreaded Context in RESTEasy

Source: https://junglewise.ai/threats/cve-2020-25724-unsynchronized-access-to-shared-data-in-a-multithreaded-context  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2021-06-08  
License: CC BY 4.0 with a link back

CVE-2020-25724 · Severity: low · CVSS 3.1 · Published 2021-06-08

Unsynchronized Access to Shared Data in a Multithreaded Context in RESTEasy

Technologies: [org.jboss.resteasy:resteasy-bom (Maven)](https://junglewise.ai/threats/technologies/org-jboss-resteasy-resteasy-bom). Vendors: [Maven](https://junglewise.ai/threats/vendors/maven).

## Quick answers

**Is CVE-2020-25724 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2020-25724 being exploited in the wild.

**How severe is CVE-2020-25724?** Low severity, with a CVSS score of 3.1, published 8 June 2021.

**Which products and versions are affected?** org.jboss.resteasy:resteasy-bom (Maven) ECOSYSTEM:introduced=0,fixed=2.0-beta-2.

**Is there a fix for CVE-2020-25724?** Yes. org.jboss.resteasy:resteasy-bom (Maven): upgrade to 2.0-beta-2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2020-25724?** Check whether you run org.jboss.resteasy:resteasy-bom (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.jboss.resteasy:resteasy-bom (Maven): upgrade to 2.0-beta-2 or later

  ```sh
  # set org.jboss.resteasy:resteasy-bom to 2.0-beta-2 in your pom.xml or build.gradle
  ```


## Affected products

- org.jboss.resteasy:resteasy-bom (Maven) ECOSYSTEM:introduced=0,fixed=2.0-beta-2

## Identifiers

- CVE-2020-25724
- GHSA-9699-gm7f-cmjv

## Related threats

- [JBoss RESTEasy vulnerable to Improper Input Validation](https://junglewise.ai/threats/cve-2016-9606-jboss-resteasy-vulnerable-to-improper-input-validation)
- [RESTEasy 4.5.5.Final in hash flooding](https://junglewise.ai/threats/cve-2020-14326-resteasy-4-5-5-final-in-hash-flooding)
- [Cross-site scripting in RESTEasy](https://junglewise.ai/threats/cve-2020-10688-cross-site-scripting-in-resteasy)
- [Cross-Site Scripting](https://junglewise.ai/threats/cve-2021-20293-cross-site-scripting)