Specially crafted webdav request allows reading of local files on liferay 6.0.x
Liferay Portal is an enterprise portal written in Java
By creating a specially crafted webdav request that contains an external entity it is possible to read files from a liferay server. and echo these back in the response. You could use this for instance to download configuration files containing database passwords or ssh keys located in a users home folder
Proof of concept:
Code demonstrating the vulnerability can be found at
Liferay 6.0.5 ce is confirmed to be vulnerable Liferay 6.0.6 ce is confirmed to be vulnerable
Vendor status :
Liferay was notified januari 2 2012 by filing a bug in their public bugtracker under issue number LPS-24562. The issue has since been flagged as private and has been resolved.