CVE-2020-7799

An issue was discovered in FusionAuth before 1.11.0. An authenticated user, allowed to edit e-mail templates (Home -> Settings -> Email Templates) or themes (Home -> Settings -> Themes), can execute commands on the underlying operating system by abusing freemarker.template.utility.Execute in the Apache FreeMarker engine that processes custom templates.

An issue was discovered in FusionAuth before 1.11.0. An authenticated user, allowed to edit e-mail templates (Home -> Settings -> Email Templates) or themes (Home -> Settings -> Themes), can execute commands on the underlying operating system by abusing freemarker.template.utility.Execute in the Apache FreeMarker engine that processes custom templates.

Se detectó un problema en FusionAuth versiones anteriores a 1.11.0. Un usuario autenticado, que tiene permitido editar plantillas de correo electrónico (Home -) Settings -) Email Templates) o temas (Home -) Settings -) Themes), puede ejecutar comandos sobre el sistema operativo subyacente al abusar de freemarker.template.utility.Execute en el motor Apache FreeMarker que procesa plantillas personalizadas.