In a meeting of Group A’s top two sides in Tehran, Iran took control of their World Cup qualification course with a 1-0 win.
The Iranian 21-year old striker Sardar Azmoon scored the winning goal against South Korea, reports IRNA.
Iran tops the group A with 10 points, followed by Uzbekistan on nine and South Korea now on seven.
South Korea has never won at Iran's Azadi Stadium in six trips, with only two draws and four losses.
South Korea lost to Iran 1-0 in each of the last three meetings after conceding a goal in the second half.
EghtesadOnline: Iran defeated South Korea with a 1-0 win on Tuesday in the final Asian qualifying round for the 2018 FIFA World Cup.