At the beginning of World War II, Kriebel was appointed commander of 56th Infantry Division. Later, he commanded several other divisions. He also served as a deputy member on the "Court of Military Honour," a drumhead court-martial that expelled many of the officers involved in the 20 July Plot from the Army before handing them over to the People's Court.
Fellgiebel, Walther-Peer (2000) [1986]. Die Träger des Ritterkreuzes des Eisernen Kreuzes 1939–1945 — Die Inhaber der höchsten Auszeichnung des Zweiten Weltkrieges aller Wehrmachtteile [The Bearers of the Knight's Cross of the Iron Cross 1939–1945 — The Owners of the Highest Award of the Second World War of all Wehrmacht Branches] (in German). Friedberg, Germany: Podzun-Pallas. ISBN978-3-7909-0284-6.
