The results leaves Danny Cowley’s side 11th in the table, without a goal in four league games and with just one win in 12 third-tier appearances.
Pompey probably shaded matters at St James Park but make the return trip home with just a point to show for their efforts.
13. Joe Pigott - 6
Did okay in the first half and offered Pompey more than forward team-mate Colby Bishop. Did that, though, without really causing the Exeter defence any notable problems - which was frustrating. Photo: Nationalworld
14. Colby Bishop - 5
Won a few headers from long balls forward - but that was it. No seriously! Photo: NationalWorld
15. Exeter v Pompey at St James Park
Sean Raggett appeals for a foul during today's game at St James Park. Photo: Jason Brown
16. Josh Koroma - 5
(Replaced Denver Hume on 75 minutes): Failed to improve Pompey as an attacking force. Photo: None