This indicates an attack attempt to exploit a remote Code Execution vulnerability in OrientDB.
The vulnerability is due to an error when target system handles a SQL query. A remote attacker may be able to exploit this to execute arbitrary code on vulnerable systems.
OrientDB version 2.2.2 to version 2.2.22
System Compromise: Remote attackers can gain control of vulnerable systems.
Apply the most recent upgrade or patch from the vendor.