CVE-2020-15840

Description

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.

5.3

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.25%

Vendor Advisory liferay.com Vendor Advisory liferay.dev Vendor Advisory liferay.dev

Affected: n/a n/a

References

Link	Tags
https://portal.liferay.dev/learn/security/known-vulnerabilities	vendor advisory
https://issues.liferay.com/browse/LPE-17046	vendor advisory issue tracking
https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119772204	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-15840?: CVE-2020-15840 has been scored as a medium severity vulnerability.
How to fix CVE-2020-15840?: To fix CVE-2020-15840, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-15840 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-15840 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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