Description
The users/get program in the User RPC API in Apache Rave 0.11 through 0.20 allows remote authenticated users to obtain sensitive information about all user accounts via the offset parameter, as demonstrated by discovering password hashes in the password field of a response.
Remediation
References
http://archives.neohapsis.com/archives/bugtraq/2013-03/0078.html
http://www.exploit-db.com/exploits/24744/