I am by no means a paparazzi, but I did have a run in with someone at the Boothill Saloon in Daytona once (article here
I think that everyone has a right to privacy, but only in areas where one can reasonably expect it. We all give up certain rights to privacy in public places. When you're famous more people want to see you. Is it right or wrong? It is an occupational hazard and anyone should expect it.
Last night while watching the Bears and the Giants, I saw Bill Murphy sign several autographs and he was filmed for national TV. That's expected. If he were in a private box, then he would have some expectation of privacy.
From the article, I gathered that the incident took place at the set of a movie she is filming. If the producers of the movie allowed him access, and she was being employed by the producers, then any violation of privacy should be addressed to the producers.