IBOS OA Delete Draft delDraft&archiveId=0 sql injection

A vulnerability, which was classified as critical, was found in IBOS OA 4.5.5. This affects an unknown part of the file ?r=email/api/delDraft&archiveId=0 of the component Delete Draft Handler. The manipulation leads to sql injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-238629 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.