Matches were played on 30 and 31 October 2012. Entering this stage of the competition were the 28 winners from the previous round and the four clubs which competed in Europe this season.
The sixteen winners of the previous round were drawn into eight two-legged matches. The winners on aggregate advanced to the next round. The first leg will be played on 21 November, the second leg is on 28 November 2012.
The eight winners of the previous round were drawn into four two-legged matches. The winners on aggregate advanced to the next round. The first leg will be played on 23 February, the second leg is on 27 February 2013.
The four winners of the previous round were drawn into two two-legged matches. The winners on aggregate advanced to the final. The first legs were played on 16 and 17 April, the second legs will be played on 7 and 8 May 2013.