This indicates an attack attempt to exploit a Buffer Overflow vulnerability in IBM Tivoli Provisioning Manager Express.
The vulnerability, which is located in the Isig.isigCtl.1 ActiveX Control, can be exploited through misuse of the RunAndUploadFile function. As a result, an attacker can trick an unsuspecting user into visiting a malicious webpage and execute arbitrary code within the context of the application.
IBM Tivoli Provisioning Manager Express for Software Distribution 4.1.1
System Compromise: Remote attackers can gain control of vulnerable systems.
Currently we are not aware of any vendor supplied patch for this issue.