Administrators are advised to apply updates.
Administrators may consider setting the kill bit on the ActiveX controls with the following CLSIDs:
Administrators may consider disabling ActiveX within untrusted sites or using a browser that does not support ActiveX controls.
Users are advised not to open e-mail from untrusted sources.
Users are advised to run applications with the lowest necessary privileges.
Users are advised not to follow links from untrusted sources. Users are advised to verify unexpected links from trusted sources before following them.
Administrators may consider using an alternative application; however, it will be necessary to remove RealPlayer from a system to prevent possible exploitation through the vulnerable ActiveX control.