UpdateCertificatesServlet in the SNAC registration server in HP ProCurve Manager (PCM) 3.20 and 4.0, PCM+ 3.20 and 4.0, and Identity Driven Manager (IDM) 4.0 does not properly validate the fileName argument, which allows remote attackers to upload .jsp files and consequently execute arbitrary code via unspecified vectors, aka ZDI-CAN-1743.