The Englishman is accused under Article 2.17 of the code of conduct for "intimidation or attempted intimidation of an umpire, match referee, or medical personnel, whether by language or conduct (including gestures) during a match" after match official Bob Perry saw the incident.
Curran is rated highly as a wicket-taking bowler, and he believes he can contribute to all three phases of the bowling innings, especially the death overs.
Curran was brought in Kolkata's squad for his base price of INR 1 Cr.
Cook had a huge and symbolic let-off on 66 when rival skipper Steve Smith put down a two-handed chance.
