Boil the pasta in salted water until al dente and drain well. Toss with ground black pepper and olive oil.
For the dressing, add the vinegar to a blender and replace the lid. Turn on the blender add, 1 at a time through the feed opening, garlic, mustard, oregano, basil, salt, and black pepper. Leaving the blender running, add the olive oil in a slow thin stream.
Toss together the pasta, yellow squash, zucchini, sun-dried tomatoes, basil and parsley with enough of the dressing to coat. Serve any additional dressing on the side.