CVE-2018-14642

undertow: Infoleak in some circumstances where Undertow can serve data from a random buffer

Published Sep 18, 2018 CVSS 3.1 · 5.3 Medium EPSS 2.1% KEV · Not listed
Description
An information leak vulnerability was found in Undertow. If all headers are not written out in the first write() call then the code that handles flushing the buffer will always write out the full contents of the writevBuffer buffer, which may contain data from previous requests.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-5347 An information leak vulnerability was found in Undertow. If all headers are not written out in the first write() call then the code that handles flushing the buffer will always write out the full contents of the writevBuffer buffer, which may contain data from previous requests.
Github GHSA Github GHSA GHSA-vf6r-mmhc-3xcm Exposure of Sensitive Information to an Unauthorized Actor in Undertow
History
Type Values Removed Values Added
CPEs cpe:/a:redhat:jboss_enterprise_application_platform:7::el7 cpe:/a:redhat:jboss_enterprise_application_platform:7.1::el7
Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 5, 2024, 9:38 AM
Reserved
Jul 27, 2018, 12:00 AM
Status
Modified
Published
Sep 18, 2018, 1:29 PM
Modified
Jun 17, 2026, 1:41 AM
Severity
Moderate
Public date
Sep 14, 2018, 12:00 AM