"His condition is not stable as yet and he was flown to Karachi and admitted to the Intensive care unit of a private hospital," a relative said.
Baloch has toured with the Pakistan team as manager and is a senior official in Pakistan Customs.
"He could have been the victim of smugglers as he supervised checkposts in the area," a provincial official said.
Asif, a former first-class cricketer, has remained associated with Pakistan cricket in different capacities.
His brother, Tariq, is also a member of the Pakistan Cricket Board's governing council.