The attack took place at about 8am, during the changeover of soldiers from the 35th Infantry Regiment stationed at Place de Verdun, close to the town hall in Levallois-Perret.
A witness, quoted by BFMTV, said they saw the auto go first, "the three soldiers" and "three others", adding: "The vehicle was waiting for the military" and "she's gone live" on them. The man was not armed, it added. He was already known to intelligence services for having already expressed a desire to kill police officers.
A security perimeter was installed around the scene, and the defence minister and interior minister are expected to visit wounded soldiers Wednesday afternoon.
A man believed to be the "chief suspect" in an attack on soldiers in Paris has been shot and arrested by police, French officials have announced. The Levallois-Perret attack was the 15th on troops and police in the last two-and-a-half years, many of them Islamic State-inspired.
A man has been arrested following the suspected terror attack in Paris earlier today. They proclaim allegiance to IS.
It is then that bullets were fired at the man.
France declared a state of emergency following attacks in Paris in November 2015, in which over 130 people killed. Salvaing is stabbed to death, while Schneider's throat is slit in front of their young son.
Footage of the incident on social media shows the immediate aftermath of the auto ramming the police van. Or people without direct links to Syria, but who are subjected to propaganda that unfortunately is still very active.
And later that month, a priest in Normandy had his throat slit by ISIS-supporting extremists.
The attacker was named as 39-year-old "Karim C", who was born in France.
This year, assailants attacked soldiers at the Louvre museum site in Paris in February and at Orly airport in March.
■ 19 April: Police arrest two Frenchmen in their 20s in Marseille on suspicion of planning an attack, with bomb-making materials and guns found in searches.
As reported by CBS News, six soldiers were injured in the incident, with two receiving serious injuries, when the driver of a BMW vehicle drove into them at 8 a.m. local time this morning.