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ActiveX Control issue being addressed in Update Tuesday

Monday, November 11, 2013

Late last Friday, November 8, 2013, a vulnerability, CVE-2013-3918, affecting an Internet Explorer ActiveX Control was publically disclosed. We have confirmed that this vulnerability is an issue already scheduled to be addressed in “Bulletin 3”, which will be released as MS13-090, as listed in the November Advanced Notification Service (ANS). The security update will be distributed to customers tomorrow via Windows Update at approximately 10:00 AM PDT.

CVE-2013-3893: Fix it workaround available

Tuesday, September 17, 2013

Today, we released a Fix it workaround tool to address a new IE vulnerability that had been actively exploited in extremely limited, targeted attacks. This Fix it makes a minor modification to mshtml.dll when it is loaded in memory to address the vulnerability. This Fix it workaround tool is linked fromSecurity Advisory 2887505 that describes this issue.

Microsoft "Fix it" available to mitigate Internet Explorer 8 vulnerability

Wednesday, May 08, 2013

Today, we are making available a “Microsoft Fix it” solution to block attacks leveraging the Internet Explorer 8 (IE8) vulnerability described in Security Advisory 2847140. This code-signed, easily downloadable and install-able Fix it package uses the Windows application compatibility toolkit to make a small change at runtime to mshtml.dll every time IE is loaded.

MS12-083: Addressing a missing certificate revocation check in IP-HTTPS

Tuesday, December 11, 2012

MS12-083 is being released to address a Security Feature Bypass, a class of vulnerability for which we do not frequently release security updates. This is the third such instance, with MS12-001 and MS12-032 previously having addressed Security Feature bypasses. The security feature being bypassed in the case of MS12-083 is the revocation check in IP-HTTPS.

MS12-074: Addressing a vulnerability in WPAD’s PAC file handling

Tuesday, November 13, 2012

Today we released MS12-074, addressing a Critical class vulnerability in the .NET Framework that could potentially allow remote code execution with no user interaction. This particular CVE, CVE-2012-4776, could allow an attacker on a local network to host a malicious WPAD PAC file containing script code which could be executed on a victim machine without requiring any type of authentication or user interaction.

Additional information about Internet Explorer and Security Advisory 2757760

Tuesday, September 18, 2012

We will release a Fix it in the next few days to address an issue in Internet Explorer, as outlined in the Security Advisory 2757760 that we released yesterday. While we have only seen a few attempts to exploit the issue, impacting an extremely limited number of people, we are taking this proactive step to help ensure Internet Explorer customers are protected and able to safely browse online.