The crude bomb went off around 11:30 am, said DU Proctor Prof AKM Golam Rabbani.
The proctor said it might be an attempt of those who are trying to desatabilise the campus and the university authorities will take necessary action.
On December 30, a crude bomb blast was reported from near the Madhur Canteen which left a canteen employee injured.
On December 29, three crude bombs exploded near the Madhur Canteen.
Besides, a live crude bomb was recovered from near the Madhur Canteen on December 26.