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Content-Spoofing in files app

Platform: ownCloud Server

Versions: 9.0.4,

Date: 7/19/2016

Risk level: Low

CVSS v3 Base Score: 0 (AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N)

CWE: User Interface (UI) Misrepresentation of Critical Information (CWE-451)

HackerOne report: 146046

Description

The location bar in the files app was not verifying the passed parameters. An attacker could craft an invalid link to a fake directory structure and use this to display an attacker-controlled error message to the user.

Affected Software

Action Taken

The passed parameter is now verified.

Acknowledgements

The ownCloud team thanks the following people for their research and responsible disclosure of the above advisory:

This advisory is licensed CC BY-SA 4.0. Original source: nextcloud.com

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