Liferay Portal before 7.3.3, and Liferay DXP 7.1 before fix pack 18 and 7.2 before fix pack 6, does not restrict the size of a multipart/form-data POST action, which allows remote authenticated users to conduct denial-of-service attacks by uploading large files.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15839
Reference (s):
- https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119784928
- https://issues.liferay.com/browse/LPE-17029
- https://issues.liferay.com/browse/LPE-17055
- https://portal.liferay.dev/learn/security/known-vulnerabilities