Yonyou KSOA HTTP GET Parameter worksadd_plan.jsp sql injection

A flaw has been found in Yonyou KSOA 9.0. This issue affects some unknown processing of the file /worksheet/worksadd_plan.jsp of the component HTTP GET Parameter Handler. This manipulation of the argument ID causes sql injection. It is possible to initiate the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.