Iiscore.dll – Pre Service Pack 2 Revision History for Windows 7 SP1, Windows Server 2008 R2 SP1 and Windows Small Business Server 2011 (SBS 2011)

06-Sep-2013 – 7.5.7601.22443 – Iiscore.dll – x86/x64 – http://support.microsoft.com/kb/2870705 – IIS 7.5 or IIS 8.0 process crashes in Windows

29-Sep-2012 – 7.5.7601.22123 – Iiscore.dll – x86/x64 – http://support.microsoft.com/kb/2763973 – FIX: “HTTP 403 (Forbidden)” when a client HTTPS request is sent to a Web application or a Web service in IIS 7.5 or IIS 8.0  and uses a self-signed certificate

25-Sep-12 – 7.5.7601.22118 – Iiscore.dll – x86/x64 – http://support.microsoft.com/kb/2646886 – FIX: Heap corruption occurs when a module calls the InsertEntityBody method in IIS 7.5

01-Oct-2012 – 7.5.7601.17963 – Iiscore.dll – x86/x64 – http://support.microsoft.com/kb/2763973 – FIX: “HTTP 403 (Forbidden)” when a client HTTPS request is sent to a Web application or a Web service in IIS 7.5 or IIS 8.0  and uses a self-signed certificate

25-Sep-12 – 7.5.7601.17959 – Iiscore.dll – x86/x64 – http://support.microsoft.com/kb/2646886 – FIX: Heap corruption occurs when a module calls the InsertEntityBody method in IIS 7.5

07-Jun-2012 – 7.5.7601.22013 – Iiscore.dll – x86/x64 – http://support.microsoft.com/kb/2708585 – FIX: IIS 7.5 does not notify modules that have registered for the RQ_SEND_RESPONSE event notification

10-Feb-2012 – 7.5.7601.21920 – Iiscore.dll – x86/x64 – http://support.microsoft.com/kb/2646886 – FIX: Heap corruption occurs when a module calls the InsertEntityBody method in IIS 7.5

29-Sep-2011 – 7.5.7601.21828 – Iiscore.dll – x86/x64 – http://support.microsoft.com/kb/2467528 – FIX: Incorrect response or connection fails in IIS 7.5 after an ISAPI filter registers for SF_NOTIFY_SEND_RAW_DATA event notifications

18-Mar-2011 – 7.5.7601.21686 – Iiscore.dll – x86/x64 – http://support.microsoft.com/kb/2522807 – FIX: W3wp.exe process may crash intermittently when an application handles requests for extensionless URLs in IIS 7.0 or in IIS 7.5