This indicates an attack attempt to exploit an Arbitrary File Upload vulnerability in HPE Intelligent Management Center.
The vulnerability is due to insufficient sanitizing of user supplied inputs in the application. A remote attacker may be able to exploit this to upload arbitrary files onto specific directories, leading to possible further attacks.
HP Intelligent Management Center prior to 7.3 E0506P03
Security Bypass: Remote attackers can bypass security features of vulnerable systems.
Refer to the vendor's advisory for updates: