Resource exhaustion in Red Hat Undertow
CVE-2018-1114
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.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.023 (82.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
- Red Hat Undertow
- Red Hat Undertow
- Red Hat Virtualization — versions 4.0, 4.2
- Red Hat Virtualization Host — versions 4.0
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Issue Tracking, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:2669 (vendor-advisory, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:2643 (vendor-advisory, Vendor Advisory)
- issues.jboss.org/browse/UNDERTOW-1338 (Third Party Advisory, Issue Tracking)
- bugs.openjdk.java.net/browse/JDK-6956385 (Third Party Advisory)
- access.redhat.com/errata/RHSA-2019:0877 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-1114?
- CVE-2018-1114 is a medium-severity vulnerability in Red Hat Undertow, classified under Uncontrolled Resource Consumption. CVSS score: 6.5/10. Published 2018-09-11.
- How severe is CVE-2018-1114?
- Medium severity. CVSS v3 base score is 6.5 out of 10.