Provide references for CVE-2020-1947.
Where can I find more information about CVE-2020-1947?
References are available at: https://lists.apache.org/thread.html/r4a61a24c119bd820da6fb02100d286f8aae55c8f9b94a346b9bb27d8%40%3Cdev.shardingsphere.apache.org%3E.