As Greece looks set to miss a key reform deadline set by international lenders, which could jeopardize further financial aid, a Greek government minister said it wasn't Greece's fault that it couldn't live up to the demands of a flawed bailout program.

"There are failures [by Greece],but you assume that the program that has been effectively imposed on us is perfect, which is far from the case," Nikos Dendias, minister of Public Order and Citizen Protection, told CNBC on Thursday.