jeecgboot JimuReport DB2 JDBC testConnection deserialization

A vulnerability was determined in jeecgboot JimuReport up to 2.1.2. Affected is an unknown function of the file /drag/onlDragDataSource/testConnection of the component DB2 JDBC Handler. Executing manipulation of the argument clientRerouteServerListJNDIName can lead to deserialization. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.