Hi everyone - We've updated Microsoft Security Advisory 2416728 to include a step in the workaround requiring the blocking of requests that specify the application error path on the querystring. This can be done using URLScan, a free tool for Internet Information Services (IIS) that can selectively...

Hi everyone, Today we released Security Advisory 2416728 describing a publicly disclosed vulnerability in ASP.NET that affects all versions of the .NET Framework. At this time we are not aware of any attacks using this vulnerability and we encourage customers to review the advisory for mitigations...

We've just updated Microsoft Security Advisory 2286198 to let customers know that we now have an automated "Fix It" available to implement the workaround we first outlined in our original posting on Friday, July 16, 2010. More information is available in the KB article 2286198 , but in summary running...

Hello, We are aware of a publicly disclosed vulnerability affecting Windows XP and Windows Server 2003. We are not aware of any current exploitation of this issue and customers running Windows Vista, Windows 7, Windows Server 2008, and Windows Server 2008 R2, are not vulnerable to this issue, or at...

Hello. Today we released Security Advisory 983438 , addressing a cross-site scripting (XSS) vulnerability in SharePoint Server 2007 and SharePoint Services 3.0 that could allow Elevation of Privilege (EoP) within the SharePoint site itself. Servers are at reduced risk from Internet Explorer 8 clients...

I wanted to give customers an update on the status of MS10-025 . First, I want to reiterate that this issue affects only Windows 2000 Servers in a non-default configuration: Windows Media Services needs to be installed. Customers who do not have Windows Media Services installed are not affected and were...

Hi, MS10-025 is a security update that only affects Windows 2000 Server customers who have installed Windows Media Services (this is a non-default configuration). Today we pulled the update because we found it does not address the underlying issue effectively. We are not aware of any active attacks...

Hi everyone, I’m writing to let you know that we have updated Security Advisory 981374 with new workaround information. We are aware that exploit code has been made public for this issue. As with our last update, Internet Explorer 8 remains unaffected by the vulnerability addressed in the advisory...

Hello again, Today we released Security Advisory 981169 to address the VBScript issue involving Windows Help files that we blogged about yesterday . To reiterate what we said in that post, we are not aware of any active attacks at this time and the following operating systems are not affected by this...

Hi everyone, I am writing to let you know that we are aware that after installing the February security updates a limited number of users are experiencing issues restarting their computers. Our initial analysis suggests that the issue occurs after installing MS10-015 (KB977165). However, we have not...

Based upon our investigations, we have determined that Internet Explorer was one of the vectors used in targeted and sophisticated attacks against Google and possibly other corporate networks. Today, Microsoft issued guidance to help customers mitigate a Remote Code Execution (RCE) vulnerability in Internet...

Today we released Security Advisory 977544 to provide information, including customer guidance, on a publicly reported Denial-of-Service (DoS) vulnerability affecting Server Messaging Block (SMB) Protocol. This vulnerability, in SMBv1 and SMBv2, affects Windows 7 and Windows Server 2008 R2. Windows Vista...

Hi Everyone, This is Dave Forstrom, group manager for our security response communications team. We have just posted Microsoft Security Advisory 973472, which highlights a vulnerability in Microsoft Office Web Components. Specifically, the vulnerability exists in the Spreadsheet ActiveX control...