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CSRF in documents

Platform: ownCloud Server

Versions: 6.0.3,

Date: 5/24/2014

Risk level: Low


Due to not verifying whether a request was intentionally provided by the user who submitted an request the documents application is vulnerable against several CSRF attacks.

An attacker could have used this to arbitrary modify existing files or rename it.

Affected Software

  • ownCloud Server < 6.0.3 (CVE-2014-3836)

Action Taken

We reviewed the CSRF protection of the documents application and added checks where necessarily.


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

  • Lukas Reschke – ownCloud Inc. (lukas@owncloud.org) – Vulnerability discovery and disclosure.

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