"The president pressed Putin, on multiple occasions -- Putin denied involvement, as I believe he has done in the past," Tillerson said in an off-camera briefing with Treasury Secretary Steven Mnuchin.
http://www.foxnews.com/politics/2017/07/07/trump-presses-putin-on-syria-us-election-meddling-in-first-meeting.html

"denied involvement" sounds like a "no" to me.