Officials in the ministry of defense of Afghanistan confirmed the incident and said at least two people were killed and nine others were injured following the blast.
The officials further added that a suicide bomber detonated his explosives near the vehicle of the defense ministry personnel in Qala-e-Zaman Khan area around 3:15 pm local time.
Kabul police spokesman, Hashmatullah Stanekzai earlier said a number of defense ministry personnel were killed or injured following the blast.
Stanekzai further added that a vehicle of the Afghan defense ministry was targeted in the 16th district of Kabul city.
He said the exact number of casualties is not clear so far and it is yet not confirmed if it was a suicide attack.
Deputy interior ministry for security, Gen. Ayub Salangi said at least eight people were injured following the suicide attack .
Salangi further added that three people were critically injured following the blast while five others have sustained minor injuries.