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CVE-2020-15839

Good to know:

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Date: September 22, 2020

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.

Language: Java

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2020-15839
https://issues.liferay.com/browse/LPE-17029
https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119784928
https://portal.liferay.dev/learn/security/known-vulnerabilities
https://issues.liferay.com/browse/LPE-17055
https://www.mend.io/vulnerability-database/CVE-2020-15839

Severity Score

Weakness Type (CWE)

Unrestricted Upload of File with Dangerous Type

CWE-434

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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