CVE-2018-1114

23

FAUCET Score

CVE-2018-1114 describes a file descriptor leak vulnerability in Undertow, affecting Red Hat Undertow, Red Hat Virtualization, and Red Hat Virtualization Host. The issue stems from URLResource.getLastModified() not promptly closing file descriptors, leading to their exhaustion. With a CVSS score of 6.5 (Medium), this vulnerability can be exploited remotely with low complexity by a low-privileged attacker, resulting in high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		Range not provided by sourceCPE matchmatch criteria	cpe:2.3:a:redhat:undertow:-:::::::*
		4.0CPE matchmatch criteria	cpe:2.3:a:redhat:virtualization:4.0:::::::*
		4.2CPE matchmatch criteria	cpe:2.3:a:redhat:virtualization:4.2:::::::*
		4.0CPE matchmatch criteria	cpe:2.3:a:redhat:virtualization_host:4.0:::::::*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

2.8

Impact Score

3.6

CvssVersion

3.0

Exploit Intelligence

EPSS Score

2.33%

Probability of exploitation in next 30 days

EPSS Percentile

81.7%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0233 is in the 93rd percentile among its peer group of 21,974 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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 (57)

mavenpatch availablevia ghsa

Product: io.undertow:undertow-coreFixed in: 1.4.25.Final

mavenpatch availablevia ghsa

Product: io.undertow:undertow-coreFixed in: 2.0.5.Final

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-jboss-server-migration-0:1.0.6-3.Final_redhat_3.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-wildfly-openssl-0:1.0.6-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-wildfly-web-console-eap-0:2.9.17-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Fuse 7Fixed in: undertow

redhatpatch availablevia redhat_api

Product: Red Hat Virtualization 4 for Red Hat Enterprise Linux 7Fixed in: rhvm-appliance-0:4.2-20180828.0.el7

redhatpatch availablevia redhat_api

Product: Text-Only RHOAR

redhatpatch availablevia redhat_api

Product: Red Hat JBoss EAP 7.1

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-activemq-artemis-0:1.5.5.012-1.redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-commons-logging-jboss-logmanager-0:1.0.3-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-hibernate-0:5.1.14-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-infinispan-0:8.2.11-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-ironjacamar-0:1.4.9-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-jackson-databind-0:2.8.11.1-1.redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-jackson-jaxrs-providers-0:2.8.11-2.redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-jackson-module-jaxb-annotations-0:2.8.11-2.redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-jboss-logmanager-0:2.0.10-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-jboss-marshalling-0:2.0.5-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-jboss-modules-0:1.6.4-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-jboss-remoting-0:5.0.7-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-jboss-server-migration-0:1.0.6-3.Final_redhat_3.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-picketlink-bindings-0:2.5.5-12.SP11_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-picketlink-federation-0:2.5.5-12.SP11_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-undertow-0:1.4.18-6.SP7_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-wildfly-0:7.1.3-2.GA_redhat_2.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-wildfly-elytron-0:1.1.10-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-wildfly-elytron-tool-0:1.0.7-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-wildfly-javadocs-0:7.1.3-1.GA_redhat_2.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-wildfly-naming-client-0:1.0.8-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-wildfly-openssl-0:1.0.6-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6Fixed in: eap7-wildfly-web-console-eap-0:2.9.17-1.Final_redhat_1.1.ep7.el6

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-activemq-artemis-0:1.5.5.012-1.redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-commons-logging-jboss-logmanager-0:1.0.3-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-hibernate-0:5.1.14-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-infinispan-0:8.2.11-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-ironjacamar-0:1.4.9-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-jackson-databind-0:2.8.11.1-1.redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-jackson-jaxrs-providers-0:2.8.11-2.redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-jackson-module-jaxb-annotations-0:2.8.11-2.redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-jboss-logmanager-0:2.0.10-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-jboss-marshalling-0:2.0.5-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-jboss-modules-0:1.6.4-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-jboss-remoting-0:5.0.7-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-picketlink-bindings-0:2.5.5-12.SP11_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-picketlink-federation-0:2.5.5-12.SP11_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-undertow-0:1.4.18-6.SP7_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-wildfly-0:7.1.3-2.GA_redhat_2.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-wildfly-elytron-0:1.1.10-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-wildfly-elytron-tool-0:1.0.7-1.Final_redhat_1.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-wildfly-javadocs-0:7.1.3-1.GA_redhat_2.1.ep7.el7

redhatpatch availablevia redhat_api

Product: Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7Fixed in: eap7-wildfly-naming-client-0:1.0.8-1.Final_redhat_1.1.ep7.el7

redhatvendor investigatingvia nvd_reference

redhatno patchvia redhat_api

Product: Red Hat JBoss Fuse Integration Service 2Fixed in: undertow

redhatno patchvia redhat_api

Product: Red Hat OpenShift Application RuntimesFixed in: undertow

redhatno patchvia redhat_api

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

redhatend of lifevia redhat_api

Product: Red Hat JBoss Fuse 6Fixed in: undertow

Vendor Advisories (2)

mavenGHSA-gjjx-gqm4-wcgmmedium

Uncontrolled Resource Consumption in Undertow

redhatCVE-2018-1114Moderate

undertow: File descriptor leak caused by JarURLConnection.getLastModified() allows attacker to cause a denial of service

References

access.redhat.com / errata/RHSA-2018:2643

Vendor Advisory

access.redhat.com / errata/RHSA-2018:2669

Vendor Advisory

access.redhat.com / errata/RHSA-2019:0877

Vendor Advisory

bugs.openjdk.java.net / browse/JDK-6956385

Third Party Advisory

bugzilla.redhat.com / show_bug.cgi

Issue TrackingVendor Advisory

issues.jboss.org / browse/UNDERTOW-1338

Issue TrackingThird Party Advisory