In the Advanced Search page of a Windows SharePoint Services 3.0 site, you click Search without specifying search words. In this scenario, you receive all the results from the index instead of the expected result.
Note The expected result is that no search result is returned.
To resolve this issue, apply the following updates:
975002 Description of the Windows SharePoint Services 3.0 Cumulative Update Server Hotfix Package (Sts-x-none.msp): October 27, 2009
975731 Description of the SharePoint Server 2007 Cumulative Update Server Hotfix Package (Coreserver-x-none.msp): October 27, 2009
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.