Bash hit a 25 yarder earlier in the fourth quarter to tie the game at 17.
Morehead State (7-4, 6-2 Pioneer Football League) receiver Jake Raymond threw a 44-yard touchdown to Tanner Napier for a 7-0 lead. Marist came back to take a 10-7 lead when Michael White threw an 11-yard pass to Juston Christian and Mike Maccarone made a 42-yard field goal before the half.
Marist's (5-6, 4-4) White was 18-for-32 passing with 250 yards, a touchdown and a pick. Matt Tralli had six receptions for 118 yards.
Gahafer was 32-for-56 passing for 267 yards.