A vulnerability was identified in Yonyou U8 Cloud 5.0/5.0sp/5.1/5.1sp. The affected element is an unknown function of the file nc/pubitf/erm/mobile/appservice/AppServletService.class. Such manipulation of the argument usercode leads to sql injection. The attack may be launched remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.