CVE-2018-14642
Exposure of Sensitive Information to an Unauthorized Actor in Undertow
5.3
MEDIUM
CVSS 3.1
EPSS 0.71%
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.
How to fix CVE-2018-14642
To remediate CVE-2018-14642, upgrade the affected package to a fixed version below.
- —upgrade to 2.0.23-1 or later
- —upgrade to 2.0.19.FINAL or later
Is CVE-2018-14642 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.0.23-1
- from 0, < 2.0.19.FINAL
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |