CVE-2020-27822

21

FAUCET Score

CVE-2020-27822 describes a memory leak vulnerability in WildFly versions 19.0.0.Final through 21.0.0.Final, specifically when applications utilize the OpenTracing API's java-interceptors. This flaw allows an unauthenticated attacker to remotely impact server availability by causing a denial of service. With a CVSS score of 5.9 (Medium) and an availability impact, the vulnerability is not known to be actively exploited, lacks public exploit code (Metasploit, Nuclei, ExploitDB), and has garnered minimal community discussion or media coverage.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		19.0.0CPE matchmatch criteria	cpe:2.3:a:redhat:wildfly:19.0.0:::::::*
		19.1.0CPE matchmatch criteria	cpe:2.3:a:redhat:wildfly:19.1.0:::::::*
		20.0.0CPE matchmatch criteria	cpe:2.3:a:redhat:wildfly:20.0.0:::::::*
		20.0.1CPE matchmatch criteria	cpe:2.3:a:redhat:wildfly:20.0.1:::::::*
		21.0.0CPE matchmatch criteria	cpe:2.3:a:redhat:wildfly:21.0.0:::::::*

CVSS Data

CVSS version used by this source: 3.1

5.9MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

2.2

Impact Score

3.6

CvssVersion

3.1

Exploit Intelligence

EPSS Score

1.11%

Probability of exploitation in next 30 days

EPSS Percentile

62.5%

Percentile rank of EPSS score among Peer Group

As of 2026-07-28

Model: v2026.06.15

This CVE's current EPSS score of 0.0111 is in the 25th percentile among its peer group of 19,958 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (66)

mavenpatch availablevia ghsa

Product: org.wildfly:wildfly-parentFixed in: 21.0.2.Final

mavenpatch availablevia ghsa

Product: org.wildfly:wildfly-parentFixed in: 22.0.0.Beta1

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7Fixed in: wildfly

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-activemq-artemis-0:2.9.0-7.redhat_00017.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-glassfish-jsf-0:2.3.9-12.SP13_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-hal-console-0:3.2.12-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-hibernate-0:5.3.20-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-httpcomponents-client-0:4.5.13-1.redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jboss-ejb-client-0:4.0.37-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jboss-genericjms-0:2.0.8-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jboss-modules-0:1.11.0-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jboss-remoting-0:5.0.20-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jboss-server-migration-0:1.7.2-4.Final_redhat_00005.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-jboss-xnio-base-0:3.7.12-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-narayana-0:5.9.10-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-opentracing-interceptors-0:0.0.4.1-2.redhat_00002.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-resteasy-0:3.11.3-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-undertow-0:2.0.33-1.SP2_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-wildfly-0:7.3.5-2.GA_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-wildfly-discovery-0:1.2.1-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-wildfly-elytron-0:1.10.10-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 6Fixed in: eap7-wildfly-http-client-0:1.0.24-1.Final_redhat_00001.1.el6eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-activemq-artemis-0:2.9.0-7.redhat_00017.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-glassfish-jsf-0:2.3.9-12.SP13_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-hal-console-0:3.2.12-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-hibernate-0:5.3.20-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-httpcomponents-client-0:4.5.13-1.redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jboss-ejb-client-0:4.0.37-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jboss-genericjms-0:2.0.8-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jboss-modules-0:1.11.0-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jboss-remoting-0:5.0.20-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jboss-server-migration-0:1.7.2-4.Final_redhat_00005.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-jboss-xnio-base-0:3.7.12-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-narayana-0:5.9.10-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-opentracing-interceptors-0:0.0.4.1-2.redhat_00002.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-resteasy-0:3.11.3-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-undertow-0:2.0.33-1.SP2_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-wildfly-0:7.3.5-2.GA_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-wildfly-discovery-0:1.2.1-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-wildfly-elytron-0:1.10.10-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 7Fixed in: eap7-wildfly-http-client-0:1.0.24-1.Final_redhat_00001.1.el7eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-activemq-artemis-0:2.9.0-7.redhat_00017.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-glassfish-jsf-0:2.3.9-12.SP13_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-hal-console-0:3.2.12-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-hibernate-0:5.3.20-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-httpcomponents-client-0:4.5.13-1.redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jboss-ejb-client-0:4.0.37-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jboss-genericjms-0:2.0.8-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat EAP-XP 1.0.4Fixed in: wildfly

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-wildfly-http-client-0:1.0.24-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat Single Sign-On 7.4.5

redhatpatch availablevia redhat_api

Product: Text-Only RHOAR

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jboss-modules-0:1.11.0-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jboss-remoting-0:5.0.20-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jboss-server-migration-0:1.7.2-4.Final_redhat_00005.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-jboss-xnio-base-0:3.7.12-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-narayana-0:5.9.10-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-opentracing-interceptors-0:0.0.4.1-2.redhat_00002.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-resteasy-0:3.11.3-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-undertow-0:2.0.33-1.SP2_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-wildfly-0:7.3.5-2.GA_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-wildfly-discovery-0:1.2.1-1.Final_redhat_00001.1.el8eap

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.3 for RHEL 8Fixed in: eap7-wildfly-elytron-0:1.10.10-1.Final_redhat_00001.1.el8eap

redhatvendor investigatingvia nvd_reference

redhatno patchvia redhat_api

Product: Red Hat OpenShift Application RuntimesFixed in: wildfly

redhatno patchvia redhat_api

Product: Red Hat Single Sign-On 7Fixed in: wildfly

Vendor Advisories (2)

mavenGHSA-qx3p-9mmp-4v8hmedium

Wildfly has a memory leak vulnerability

redhatCVE-2020-27822Moderate

wildfly: Potential Memory leak in Wildfly when using OpenTracing

References

bugzilla.redhat.com / show_bug.cgi

Issue TrackingVendor Advisory