Risk Assessment | Microsoft Security Response Center

Multiple Security Updates Affecting TCP/IP:  CVE-2021-24074, CVE-2021-24094, and CVE-2021-24086

Tuesday, February 09, 2021

Today Microsoft released a set of fixes affecting Windows TCP/IP implementation that include two Critical Remote Code Execution (RCE) vulnerabilities (CVE-2021-24074, CVE-2021-24094) and an Important Denial of Service (DoS) vulnerability (CVE-2021-24086). The two RCE vulnerabilities are complex which make it difficult to create functional exploits, so they are not likely in the short term.

The Next Leap Forward in Cyber Defense: Taking Action to Help Defeat Adversaries

Wednesday, April 02, 2014

It is often said that attackers have an advantage, because the defenders have to protect every part of their systems all the time, while the attacker only has to find one way in. This argument oversimplifies the security landscape and the real strength that defenders can achieve if they work together.

Omphaloskepsis and the December 2013 Security Update Release

Tuesday, December 10, 2013

There are times when we get too close to a topic. We familiarize ourselves with every aspect and nuance, but fail to recognize not everyone else has done the same. Whether you consider this myopia, navel-gazing, or human nature, the effect is the same. I recognized this during the recent webcast when someone asked the question – “What’s the difference between a security advisory and a security bulletin?

Announcing the Microsoft Security Update Guide, Second Edition

Monday, April 04, 2011

Hi all – We’re pleased to announce the release of the new Microsoft Security Update Guide, Second Edition. Fully revised and updated from the first edition, which was released in 2009, this edition focuses on best practices for prioritizing and testing security updates before deployment within your organization’s IT environment.

Additional Fixes in Microsoft Security Bulletins

Monday, February 14, 2011

From time to time we receive questions regarding fixes not documented in security bulletins. Some call these “silent fixes.” We hope this blog post answers those questions and helps clarify Microsoft’s process in fixing and documenting all vulnerabilities and addressing internally discovered variants. It’s important to remember the following: As part of Microsoft’s comprehensive security update process, Microsoft will address variants of reported issues.

Hack.lu: Why it’s all about building bridges

Thursday, November 04, 2010

Handle: Cluster IRL: Maarten Van Horenbeeck Rank: Senior Program Manager Likes: Slicing covert channels, foraging in remote memory pools, and setting off page faults Dislikes: The crackling sound of crypto breaking, warm vodka martni “We want to remain what we are” (“Mir wëlle bleiwe wat mir sinn”) is the national motto of the Grand Duchy of Luxembourg.

Internet troubles in Korea? E-call center 118 is there to help.

Thursday, September 16, 2010

Handle: Cluster IRL: Maarten Van Horenbeeck Rank: Senior Program Manager Likes: Slicing covert channels, foraging in remote memory pools, and setting off page faults Dislikes: The crackling sound of crypto breaking, warm vodka martni Microsoft often has the pleasure of welcoming foreign government officials to our headquarters. MSR

Announcing BlueHat v10: A Security Odyssey

Friday, September 10, 2010

BlueHat v10 is on the horizon and I’m happy to be able to announce the lineup. This year we’ll be hosting our annual conference on October 13-15 at the Microsoft campus here in Redmond and, with the success of last year’s con, we’re working overtime to make it the most robust, top-notch BlueHat yet.

Coordinated Vulnerability Disclosure: Bringing Balance to the Force

Wednesday, July 21, 2010

Today on the [MSRC blog,](«http://blogs.technet.com/b/msrc/archive/2010/07/22/announcing-coordinated-vulnerability-disclosure.aspx> >) Matt Thomlinson, General Manager of Trustworthy Computing Security, announced our new philosophy on Coordinated Vulnerability Disclosure. I wanted to provide some context and history on how this came about. This post is about changing the way we at Microsoft talk about some familiar disclosure concepts, and is meant as an introduction to how Microsoft would like to engage with researchers.

June 2010 Security Bulletin Release

Tuesday, June 08, 2010

Hi everyone, Today, as part of our regular monthly security bulletin release cycle, we released 10 bulletins to address 34 total vulnerabilities in Windows, Microsoft Office (including SharePoint), Internet Explorer (IE), Internet Information Services (IIS), and the .NET Framework. Only three of these bulletins get our maximum severity rating of Critical.