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owncloudLukas Reschke – ownCloud Inc. ([email protected]) – Vulnerability discovery and disclosure.OWNCLOUD:C0DB1512F934FC1F84990A82752DDF2D
HistoryAug 10, 2012 - 5:09 p.m.

Auth bypass in /lib/base.php - ownCloud

2012-08-1017:09:56
Lukas Reschke – ownCloud Inc. ([email protected]) – Vulnerability discovery and disclosure.
owncloud.org
28

0.001 Low

EPSS

Percentile

36.7%

/lib/base.php before ownCloud 4.0.8 does not properly validate the user_id session variable via WebDAV, which allows authenticated attackers to gain access to other users files.

Affected Software

  • ownCloud Server < 4.0.8 (CVE-2012-5336)

Action Taken

It is recommended that all instances are upgraded to ownCloud Server 4.0.8.

Acknowledgements

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

  • Lukas Reschke - ownCloud Inc. ([email protected]) - Vulnerability discovery and disclosure.
CPENameOperatorVersion
owncloud serverlt4.0.8

0.001 Low

EPSS

Percentile

36.7%

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