kphone 4.2 creates .qt/kphonerc with world-readable permissions, which allows local users to read usernames and SIP passwords.Referenceshttp://www.mandriva.com/security/advisories?name=MDKSA-2006:089http://www.securityfocus.com/bid/18049http://www.vupen.com/english/advisories/2006/1862http://www.debian.org/security/2006/dsa-1062http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=337830