Cancer had the only field goal by either team in the final three minutes and Cornell was 8 of 10 from the foul line during that span.
Cornell (10-9, 2-1 Ivy) held its fourth straight opponent under 50 points. Brown (9-11, 0-3) had 49 points and a two-point lead on Cedric Kuakumensah's free throw with 3:31 left. The Bears went scoreless with 0-of-6 shooting the rest of the way.
The Big Red trailed 39-34 with 12:53 left but scored eight straight to take a three-point lead. Brown kept it close until Cornell pulled away.
Tavon Blackmon had 14 points to lead Brown.