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ruby -- arbitrary command execution on XMLRPC server

Description:

Nobuhiro IMAI reports:

the default value modification on Module#public_instance_methods (from false to true) breaks s.add_handler(XMLRPC::iPIMethods("sample"), MyHandler.new) style security protection.

This problem could allow a remote attacker to execute arbitrary commands on XMLRPC server of libruby.

References:

Affects:

portaudit: ruby -- arbitrary command execution on XMLRPC server

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Oliver Eikemeier <eik@FreeBSD.org>