This indicates an attempt to exploit a buffer overflow vulnerability in the Rising Online Scanner ActiveX control.
There is a buffer overflow vulnerability in the "scan" function in Rising Online Scanner. This issue is caused by the application's failure to perform adequate boundary checks on user supplied data. The overflow occurs when processing an overly long argument passed to the "scan()" method.
Rising Antivirus International Virus Scanner 22.0.5
System Compromise: Remote attackers can gain control of vulnerable systems.
Currently we are not aware of any vendor supplied patch for this issue.