Damaged buildings are pictured at the scene of a car bombing near the largest US military base in Afghanistan, north of Kabul in Parwan province, on Dec 11, 2019. (PHOTO / AFP)

KABUL - Four people including the attacker were killed and 15 others sustained injures as a suicide bomber blew himself up among civilians in Rishkhor area near the capital of Kabul on Wednesday, spokesman for Afghanistan's Interior Ministry Tareq Arian said.

The suicide bombing took place at around 8:00 am local time in Rishkhor area, the spokesman said, adding the attacker and three civilians were killed, and 15 others, all civilians, sustained injuries.

ALSO READ: Kabul to release 1,500 Taliban prisoners as UN backs deal

However, he didn't rule out the involvement of the Taliban militants, saying the armed group "could be behind the terrorist attack" to terrorize the people as it did in the past.

The Taliban outfit has yet to claim responsibility for the attack.

READ MORE: Kabul begins releasing Taliban militants in prisoner swap

Meanwhile, an official said on condition of anonymity that some people including civilians were close to the gate of the army base in Rishkhor when the blast happened, inflicting casualties.

The Defense Ministry has yet to make a comment on the incident.