Oracle versions 9.2.0.0-10.2.0.3 suffer from an unpatched vulnerability which allows users with SELECT only privileges on a base table to insert/update/ delete data via a specially crafted view.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/45439/Oracle-select.txt
Source: https://packetstormsecurity.com/files/45439/Oracle-select.txt.html