Stack-based buffer overflow in the ReadFile function in the ZOO-processing exports in the BeCubed Compression Plus before 5.0.1.28, as used in products including (1) Tumbleweed EMF, (2) VCOM/Ontrack PowerDesk Pro, (3) Canyon Drag and Zip, (4) Canyon Power File, and (5) Canyon Power File Gold, allow context-dependent attackers to execute arbitrary code via an inconsistent size parameter in a ZOO file header.