CVE-2021-37938: Path Traversal
First published: Thu Nov 18 2021(Updated: )
It was discovered that on Windows operating systems specifically, Kibana was not validating a user supplied path, which would load .pbf files. Because of this, a malicious user could arbitrarily traverse the Kibana host to load internal files ending in the .pbf extension. Thanks to Dominic Couture for finding this vulnerability.
Credit: bressers@elastic.co
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Elastic Kibana | >=7.9.0<7.15.2 |
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Frequently Asked Questions
What is CVE-2021-37938?
CVE-2021-37938 is a vulnerability found in Kibana on Windows operating systems that allows a malicious user to load internal files with arbitrary paths ending in the .pbf extension.
How does CVE-2021-37938 affect Elastic Kibana?
CVE-2021-37938 affects Elastic Kibana versions 7.9.0 to 7.15.2 on Windows operating systems.
What is the severity of CVE-2021-37938?
The severity of CVE-2021-37938 is medium with a CVSS score of 4.3.
How can a malicious user exploit CVE-2021-37938?
A malicious user can exploit CVE-2021-37938 by supplying a user path to load arbitrary internal files with the .pbf extension.
Is there a security update available for CVE-2021-37938?
Yes, Elastic Kibana 7.15.2 includes a security update for CVE-2021-37938.
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