CVE-2020-15840
First published: Thu Sep 24 2020(Updated: )
In Liferay Portal before 7.3.1, Liferay Portal 6.2 EE, and Liferay DXP 7.2, DXP 7.1 and DXP 7.0, the property 'portlet.resource.id.banned.paths.regexp' can be bypassed with doubled encoded URLs.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Liferay 7.4 GA | =7.0 | |
| Liferay 7.4 GA | =7.1 | |
| Liferay 7.4 GA | =7.2 | |
| Liferay 7.4 GA | <7.3.1 | |
| Liferay 7.4 GA | =6.2 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2020-15840?
CVE-2020-15840 has a medium severity rating due to potential security risks related to URL bypasses.
How do I fix CVE-2020-15840?
To mitigate CVE-2020-15840, upgrade to Liferay Portal version 7.3.1 or later, or ensure that the property 'portlet.resource.id.banned.paths.regexp' is configured correctly.
What are the affected versions for CVE-2020-15840?
CVE-2020-15840 affects Liferay Portal versions before 7.3.1, Liferay DXP 7.0, 7.1, and 7.2, as well as Liferay 6.2 EE.
What does the CVE-2020-15840 vulnerability exploit?
CVE-2020-15840 exploits the ability to bypass the 'portlet.resource.id.banned.paths.regexp' property with double encoded URLs.
Is CVE-2020-15840 a critical vulnerability?
CVE-2020-15840 is not classified as critical, but it poses significant risks if left unaddressed.
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