In Week 2, Hall recorded a season-high seven assisted tackle and two pass deflections during a 34–27 victory against the Cleveland Browns. He missed two games (Weeks 3–4) after injuring his hamstring in Week 2. On December 23, 2012, Hall deflected a pass and returned an interception for a 15-yard touchdown in the Bengals' 13–10 victory at the Pittsburgh Steelers in Week 16. He finished the season with 38 combined tackles (24 solo), 11 passes defensed, two interceptions, and a touchdown in 14 games and 14 starts.