What’s Vulnerable › Vulnerabilities

CVE-2018-1114

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-09-11 · updated 2026-06-17
• Weakness: CWE-400

Description

It was found that URLResource.getLastModified() in Undertow closes the file descriptors only when they are finalized which can cause file descriptors to exhaust. This leads to a file handler leak.

Affected products

• Red Hat undertow: all versions
• RedHat Virtualization: 4.0, 4.2
• RedHat Virtualization Host: 4.0

References

• https://access.redhat.com/errata/RHSA-2018:2643
• https://access.redhat.com/errata/RHSA-2018:2669
• https://access.redhat.com/errata/RHSA-2019:0877
• https://bugs.openjdk.java.net/browse/JDK-6956385
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1114
• https://issues.jboss.org/browse/UNDERTOW-1338
• https://access.redhat.com/errata/RHSA-2018:2643
• https://access.redhat.com/errata/RHSA-2018:2669
• https://access.redhat.com/errata/RHSA-2019:0877
• https://bugs.openjdk.java.net/browse/JDK-6956385
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1114
• https://issues.jboss.org/browse/UNDERTOW-1338

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