Michael Condrey has jsut tweeted out confirming that Kill Confirmed is back as well.
This is the full list of modes we know so far:
Search & Destroy
Search & Rescue
Capture The Flag
Advanced Warfare multiplayer will have 12 game modes on Day 1. Some of the fan favorites have been announced to be returning, including TDM, Domination, Search & Destroy, Hardpoint, and Capture The Flag, with new modes like Momentum and Uplink. Source: http://www.dieselgaming.com/threads/cod-advanced-warfare-search-and-rescue-kill-confirmed-are-returning.2608/