"They can beat Bayern - absolutely," the Daily Star quotes Hughes as saying. "It will be difficult because they are an outstanding team. There was never going to be an easy draw whoever United might have got and they are not having one of their better seasons.
"But the Olympiacos result was the right reaction and I think David Moyes will turn things around there. It's early days and I'm surprised to see so much speculation about his future."
In the Premier League, United currently sit seventh.