A vehicle rearview mirror assembly, forming in particular a vehicle interior central rearview mirror assembly, comprising a rearview mirror including a base and a casing, said base being in particular intended to support a camera, said base including: - at least one contact region intended to receive, supportingly, said camera, - an opening to permit the hooking-in of the camera for the purpose of it being mounted on said base, - at least one retaining means to ensure the retaining of the camera on said base, - a housing to receive the camera, said housing having a rear face, situated on the side of the casing and mechanically connected to said casing, two lateral faces (102, 103) orthogonal to the rear face and mechanically connected to said rear face, a bottom face and a top face, intended respectively to support and retain the camera, the front of the housing being open to permit the insertion of the camera, - the opening is arranged in the top face and in which the rear face bears, on the side of the camera, i.e. on the side opposite the casing, said at least one contact region, - at least one rib extending longitudinally from the rear face towards the front of the housing, made of the same material as the base, the end of the rib opposite the rear face forming said at least one contact region, characterized in that the base includes three ribs extending longitudinally from the rear face towards the front of the housing, made of the same material as the base, a first rib extending along the top face and a second and a third rib extending along each lateral face (102, 103), respectively, the ends of each rib forming a contact region, said three contact regions permitting an isostatic planar support of the camera. - at least one contact region intended to receive, supportingly, said camera, - an opening to permit the hooking-in of the camera for the purpose of it being mounted on said base, - at least one retaining means to ensure the retaining of the camera on said base, - a housing to receive the camera, said housing having a rear face, situated on the side of the casing and mechanically connected to said casing, two lateral faces (102, 103) orthogonal to the rear face and mechanically connected to said rear face, a bottom face and a top face, intended respectively to support and retain the camera, the front of the housing being open to permit the insertion of the camera, - the opening is arranged in the top face and in which the rear face bears, on the side of the camera, i.e. on the side opposite the casing, said at least one contact region, - at least one rib extending longitudinally from the rear face towards the front of the housing, made of the same material as the base, the end of the rib opposite the rear face forming said at least one contact region, characterized in that the base includes three ribs extending longitudinally from the rear face towards the front of the housing, made of the same material as the base, a first rib extending along the top face and a second and a third rib extending along each lateral face (102, 103), respectively, the ends of each rib forming a contact region, said three contact regions permitting an isostatic planar support of the camera.