A vulnerability was found in HuangDou UTCMS 9. This issue affects some unknown processing of the file app/modules/ut-frame/admin/update.php of the component Config Handler. Performing manipulation of the argument UPDATEURL results in server-side request forgery. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.