Skip to main content
MSRC

Zero-Day Exploit

Security Advisory 979352 Released

Thursday, January 14, 2010

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 Explorer. Additionally, we are cooperating with Google and other companies, as well as authorities and other industry partners.

Microsoft Security Advisory 977544 Released

Friday, November 13, 2009

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, Windows Server 2008, Windows XP, Windows Server 2003 and Windows 2000 are not affected.

Update on the SMB vulnerability situation

Friday, September 18, 2009

We’d like to give everyone an update on the situation surrounding the new Microsoft Server Message Block Version 2 (SMBv2) vulnerability affecting Windows Vista and Windows Server 2008. Easy way to disable SMBv2 First exploit for code execution released to small number of companies Mitigations that help prevent attacks Status of fixes Easy way to disable SMBv2

Microsoft Security Advisory 975497 Released

Tuesday, September 08, 2009

We’ve just released Microsoft released Security Advisory 975497 that provides information about a new, irresponsibly reported vulnerability in SMB 2.0. Our investigation has shown that Windows Vista, Windows Server 2008 and Windows 7 RC are affected by this vulnerability. Windows 7 RTM, Windows Server 2008 R2, Windows XP and Windows 2000 are not affected by this vulnerability.

Microsoft Security Advisory 975191 Released

Tuesday, September 01, 2009

Hi Everyone, This is Alan Wallace, senior communications manager for our security response communications team. Today, Microsoft released Security Advisory 975191, to provide customer guidance and protection from a vulnerability that could allow remote code execution on affected systems running the FTP service in Microsoft Internet Information Services (IIS) 5.0, 5.