ZhongBangKeJi CRMEB CopyTaobaoServices.php downloadImage deserialization

A vulnerability has been found in ZhongBangKeJi CRMEB up to 5.4.0 and classified as critical. Affected by this vulnerability is the function downloadImage of the file app/services/product/product/CopyTaobaoServices.php. The manipulation leads to deserialization. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-272065 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.