Metasoft 美特软件 MetaCRM upload.jsp unrestricted upload

A security vulnerability has been detected in Metasoft 美特软件 MetaCRM 6.4.0. The impacted element is an unknown function of the file develop/systparam/softlogo/upload.jsp. Such manipulation leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.