Dreaming of CCTV camera is a sign of insecurity as per dream meaning and interpretation. The dream means you will do something that you might regret later or will be scared of getting exposed. You should avoid all kinds of illegal activities after the dream.
Dream of CCTV camera and you are crying or scared suggests you will make some terrible mistake or commit some kind of crime and you are afraid that you will be caught.
Dream of CCTV camera and you are happy means you will trap an enemy or someone you hate. It also means you will score victory over your enemies.