This indicates an attack attempt to exploit a Directory Traversal Vulnerability in Advantech iView.
The vulnerability is due to improper validation of user-supplied path before using in exportTaskMgrReport method. A remote attacker could exploit this vulnerability by sending a crafted HTTP request to the targeted server. Successful exploitation of this vulnerability could lead to arbitrary code execution on the affected system with privileges of SYSTEM.
Advantech iView prior to 5.7.02.5992
System Compromise: Remote attackers can gain control of vulnerable systems.
Apply the most recent upgrade or patch from the vendor.