An unquoted search path vulnerability exists in 'JustSystems JUST Online Update for J-License' bundled with multiple products for corporate users as in Ichitaro through Pro5 and others. Since the affected product starts another program with an unquoted file path, a malicious file may be executed with the privilege of the Windows service if it is placed in a certain path. Affected products are bundled with the following product series: Office and Office Integrated Software, ATOK, Hanako, JUST PDF, Shuriken, Homepage Builder, JUST School, JUST Smile Class, JUST Smile, JUST Frontier, JUST Jump, and Tri-De DetaProtect.

Memory corruption vulnerability in Rakuraku Hagaki (Rakuraku Hagaki 2018, Rakuraku Hagaki 2017, Rakuraku Hagaki 2016) and Rakuraku Hagaki Select for Ichitaro (Ichitaro 2017, Ichitaro 2016, Ichitaro 2015, Ichitaro Pro3, Ichitaro Pro2, Ichitaro Pro, Ichitaro 2011, Ichitaro Government 8, Ichitaro Government 7, Ichitaro Government 6 and Ichitaro 2017 Trial version) allows attackers to execute arbitrary code with privileges of the application via specially crafted file.