unrfs-poc.zip

Remote exploit for the Unreal game engine for Windows, MacOS, and Linux that makes use of a format string bug. This proof-of-concept is a proxy server able to modify the Unreal packets in real-time allowing the insertion of %n into the class names sent by the client to the server causing the remote crash. Games affected: America's Army, DeusEx, Devastation, Magic Battlegrounds, Mobile Forces, Nerf Arena Blast, Postal 2, Rainbow Six: Raven Shield, Rune, Sephiroth: 3rd episode the Crusade, Star Trek: Klingon Honor Guard, Tactical Ops, TNN Pro Hunter, Unreal 1, Unreal II XMP, Unreal Tournament, Unreal Tournament 2003, Wheel of Time, X-com Enforcer, and XIII.