This indicates an attack attempt against an Information Disclosure vulnerability in HP Intelligent Management Center.
The vulnerability is due to insufficient input validation in the ReportImgServlet service when handling a crafted HTTP request. A remote attacker can exploit this to gain unauthorized access to sensitive information via a crafted HTTP request.
HP Intelligent Management Center v5.1 E0202 and prior
Information Disclosure: Remote attackers can gain sensitive information from vulnerable systems.
Apply the most recent upgrade or patch from the vendor.