That has not been my experience, personally.
I agree that 14 year old boys should be discouraged from having sex, cuz of the risk of pregnancy, etc.
But when a 14 year old *does* have sex, I don't agree he's a victim. I think he's a perp. He knew what he was doing. He did it willingly. If this were my son, he'd be in trouble for messing with a married woman.
I'd not consider him a 'victim' at all.
When I was 14 I would have walked three miles uphill barefoot on broken glass to ... well.....