Duckworth's 10-yard touchdown with 11:19 left were game's final points. The winning score was set up by Linehan's 34-yard dash on fourth and seven from Wofford's 44.
Duckworth also had a 10 yard TD in the second quarter for the Vandals (1-2) and an 8-yard run late in the third.
Lorenzo Long had three touchdowns for the Terriers, including two in the third quarter. The last was a 51-yarder that put Wofford up 31-27.
Chase Nelson had a 27-yard TD to open the fourth quarter as Wofford regained the lead 38-34 before Linehan directed an eight-play, 75-yard drive for the win.
Wofford's Nick Colvin had a 100-yard kickoff return for a touchdown. Long had 10 carries for 86 yards.
AP College Football website: www.collegefootball.ap.org