Arbitrary file upload in Liferay Digital Experience Platform
CVE-2020-15839
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.
Vulnerability class: Unrestricted File Upload
EPSS: 0.022 (80.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Liferay Digital_experience_platform — versions 7.1, 7.2
- Liferay Liferay_portal
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-15839?
- CVE-2020-15839 is a medium-severity vulnerability in Liferay Digital Experience Platform, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 6.5/10. Published 2020-09-22.
- How severe is CVE-2020-15839?
- Medium severity. CVSS v3 base score is 6.5 out of 10.