The path out of the ongoing Greek debt crisis remains steeped in confusion as the eurozone deal to extend support to the country in conjunction with the IMF struggles to stand up to market scrutiny.

Fitch, a ratings agency, on Friday knocked Greece's credit rating down by two notches, leaving it at BBB- with a negative outlook. The rank is the lowest that still counts as investment grade.

The agency pointed to the lack of direction in formulating a solution to Greece's troubles, citing "a lack