As a result, the Falcons of Jediane qualify for the 2018 CHAN finals after winning the tightly contested tie 2-1 on aggregate.
The Central East Zone second-leg game took place at the El Obeid Stadium in the Sudanese city of Obeid.
Neither side were able to find the back of the net in the first-half and the score was 0-0 during the half-time.
The deadlock was broken a few minutes into the second-half with Elsamani El Sawi scoring with a good finish to make it 1-0 to Sudan.
Ethiopia’s Walia ibex were unable to level matters and in the end, Sudan secured a 1-0 victory at home.
Sudan will take part in the CHAN finals for the second time as they participated in the 2011 tournament as hosts.