Open-xchange OX App Suite Directory Traversal Vulnerability

Open-xchange OX App Suite is a Web cloud desktop environment from Open-Xchange (Open-xchange), a US-based company. The environment allows users to more intuitively manage email, tasks, files, etc. A directory traversal vulnerability exists in Open-xchange OX App Suite, which can be exploited by attackers via OOXML or ODF ZIP archives in … /etc/. The vulnerability can be exploited to overwrite OX Services user writable files.