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Announcing the Enhanced Mitigation Experience Toolkit (EMET) 5.0 Technical Preview
I’m here at the Moscone Center, San Francisco, California, attending the annual RSA Conference USA 2014. There’s a great crowd here and many valuable discussions. Our Microsoft Security Response Center MSRC engineering teams have been working hard on the next version of EMET, which helps customer...
Antimalware Support for Windows XP and the January 2014 Security Bulletin Webcast and Q&A
Today we’re publishing the January 2014 Security Bulletin Webcast Questions & Answers page. We answered 16 questions in total, with the majority of questions focusing on the Dynamics AX bulletin MS14-004, the update for Microsoft Word MS14-001 and the re-release of the Windows 7 and Windows Serve...
Predictions for 2014 and the December 2013 Security Bulletin Webcast, Q&A, and Slide Deck
Today we’re publishing the December 2013 Security Bulletin Webcast Questions & Answers page. We answered 17 questions in total, with the majority of questions focusing on the Graphics Component bulletin MS13-096, Security Advisory 2915720 and Security Advisory 2905247. We also wanted to note a ne...
Security and policy surrounding bring your own devices (BYOD)
As the proliferation of devices continues to capture the imagination of consumers, and has ignited what is referred to as bring your own device BYOD revolution, many IT departments across the globe are now facing increased security considerations. While organizations encourage BYOD for cost savin...
10 years of Update Tuesdays
On October 1, 2003, Microsoft announced it would move to a monthly security bulletin cadence. Today, marks 10 years since that first monthly security update. We looked at many ways to improve our security preparedness and patch timing was the number one customer request. Your feedback was clear a...
A new policy for store apps and the July 2013 security updates
There are those I’ve met who think my life is something akin to the classic comedy Groundhog Day. No, I don’t wake up to the musical stylings of Sonny and Cher each morning, but month after month after month, the second Tuesday rolls around and I’m involved in releasing security updates...
Celebrating ten years of the Microsoft Bug Bounty program and more than $60M awarded
This year marks the tenth anniversary of the Microsoft Bug Bounty Program, an essential part of our proactive strategy to protect customers from security threats. Since its inception in 2013, Microsoft has awarded more than $60 million to thousands of security researchers from 70 countries. These...
Microsoft mitigates Power Platform Custom Code information disclosure vulnerability
Summary On 30 March 2023, Tenable informed Microsoft under Coordinated Vulnerability Disclosure CVD of a security issue concerning Power Platform Custom Connectors using Custom Code. This feature allows customers to write code for custom connectors. This issue has been fully addressed for all...
Configuring host-level audit logging for AKS VMSS
This blog post runs you through how to enable and configure Linux audit logging on your Azure Kubernetes Service AKS Virtual Machine Scale Set VMSS using the Linux auditing subsystem, also known as auditd. Warning The information provided below is accurate as of the release date of this blog post...
セキュリティ更新プログラムガイドの改善 – ホットパッチ更新プログラムの記載
本ブログは、Security Update Guide Improvement – Representing Hotpatch Updatesの抄訳版です。最新の情報は原文を参照してくださ...
A Ride on the Wild Side with Hacking Heavyweight Sick Codes
Beverage of Choice: Krating Daeng Thai Red Bull Industry Influencer he Admires: Casey John Ellis What did you want to be when you grew up? A physician and nearly did Hobbies Present & Past: Motorcycling & Australian Football Bucket List: Continuing to discover new software Fun Fact: He currently...
2022 年 8 月のセキュリティ更新プログラム (月例)
2022 年 8 月 9 日（米国時間）、マイクロソフトは、マイクロソフト製品に影響する脆弱性を修正するために、セキ...
Anatomy of a Cloud-Service Security Update
Our security teams around the world focus on identifying and mitigating security issues as soon as possible while minimizing customer disruption. One of the challenges of a traditional security update is ensuring customers apply the protections promptly. We recently discussed the work that goes...
Microsoft Mitigates Azure Site Recovery Vulnerabilities
Summary: Microsoft recently mitigated a set of vulnerabilities in Azure Site Recovery ASR and released fixes today, July 12, as part of our regular Update Tuesday cycle. These vulnerabilities affect all ASR on-premises customers using a VMware/Physical to Azure scenario and are fixed in the lates...
Microsoft Mitigates Azure Site Recovery Vulnerabilities
Summary Summary Microsoft recently mitigated a set of vulnerabilities in Azure Site Recovery ASR and released fixes today, July 12, as part of our regular Update Tuesday cycle. These vulnerabilities affect all ASR on-premises customers using a VMware/Physical to Azure scenario and are fixed in th...
2022 年 7 月のセキュリティ更新プログラム (月例)
2022 年 7 月 12 日（米国時間）、マイクロソフトは、マイクロソフト製品に影響する脆弱性を修正するために、セキ...
Service Fabric におけるLinux 上のコンテナ化されたワークロードからの特権昇格について
本ブログは、 Service Fabric Privilege Escalation from Containerized Workloads on Linux の抄訳版です。最新の情報は原文を参照してください。 協調的な脆弱性の公開...
New Research Paper: Pre-hijacking Attacks on Web User Accounts
In 2020, MSRC awarded two Identity Project Research Grants to support external researchers working to further strengthen the security of identity protocols and systems. Today we are pleased to release the results of the first of these projects. This research, led by independent security researche...
Anatomy of a Security Update
The Microsoft Security Response Center is part of the defender community and on the front line of security response for our customers and the company. Our mission is to protect customers and Microsoft from current and emerging threats related to security and privacy. We monitor threats and provid...
Anatomy of a Security Update
The Microsoft Security Response Center is part of the defender community and on the front line of security response for our customers and the company. Our mission is to protect customers and Microsoft from current and emerging threats related to security and privacy. We monitor threats and provid...
Azure Database for PostgreSQL Flexible Server Privilege Escalation and Remote Code Execution
MSRC was informed by Wiz, a cloud security vendor, under Coordinated Vulnerability Disclosure CVD of an issue with the Azure Database for PostgreSQL Flexible Server that could result in unauthorized cross-account database access in a region. By exploiting an elevated permissions bug in the Flexib...
Expanding High Impact Scenario Awards for Microsoft Bug Bounty Programs
We are excited to announce the addition of scenario-based bounty awards to the Dynamics 365 and Power Platform Bounty Program and M365 Bounty Program. Through these new scenario-based bounty awards, we encourage researchers to focus their research on vulnerabilities that have the highest potentia...
Exploring a New Class of Kernel Exploit Primitive
The security landscape is dynamic, changing often and as a result, attack surfaces evolve. MSRC receives a wide variety of cases spanning different products, bug types and exploit primitives. One particularly interesting primitive we see is an arbitrary kernel pointer read. These often happen whe...
An Armful of CHERIs
Today, Arm announced that the first silicon supporting the Morello prototype architecture, a research project led by Arm, Microsoft, University of Cambridge and others, is now available on a limited run of demonstration boards, which are being shipped from today to industry partners for testing...
2022 年 1 月のセキュリティ更新プログラム (月例)
2022 年 1 月 11 日（米国時間）、マイクロソフトは、マイクロソフト製品に影響する脆弱性を修正するために、セキ...
アプリケーションおよびサービス プリンシパル API での Azure Active Directory (AD) keyCredential プロパティの情報漏えいに関するガイダンス
本ブログは、“Guidance for Azure Active Directory AD keyCredential property Information Disclosure in Application and Service Principal APIs” の抄訳版です。最新の情報は、原本...
Point and Print Default Behavior Change
Our investigation into several vulnerabilities collectively referred to as “PrintNightmare” has determined that the default behavior of Point and Print does not provide customers with the level of security required to protect against potential attacks. Today, we are addressing this risk by changi...
Congratulations to the MSRC 2021 Most Valuable Security Researchers!
The MSRC Researcher Recognition Program offers public thanks and acknowledgement to the researchers who help protect customers through discovering and sharing security vulnerabilities under Coordinated Vulnerability Disclosure. Today, we are excited to recognize this year’s Most Valuable Security...
Introducing Bounty Awards for Teams Mobile Applications Security Research
We are pleased to announce the addition of Microsoft Teams mobile applications to the Microsoft Applications Bounty Program. Through the expanded program we welcome researchers from across the globe to seek out and disclose any high impact security vulnerabilities they may find in Teams mobile...
2021 年 5 月のセキュリティ更新プログラム (月例)
2021 年 5 月 12 日 日本時間、マイクロソフトは以下のソフトウェアのセキュリティ更新プログラムを公開しまし...
Introducing Bounty Awards for Teams Desktop Client Security Research
Partnering with the security research community is an important part of Microsoft’s holistic approach to defending against security threats. As much of the world has shifted to working from home in the last year, Microsoft Teams has enabled people to stay connected, organized, and collaborate...
A new experience for reporting copyright or trademark infringement on Microsoft Services
The Notice of Copyright or Trademark Infringement Portal has helped protect Microsoft's users and customers from intellectual property infringement across online services like Microsoft Azure, Office, Outlook, Skype, Stream, Microsoft News, Sway, Hotmail, NuGet, and Yammer. Microsoft's response t...
MSRC Security Researcher Recognition: 2021
Wondering how to get into the 2021 MSRC Most Valuable Security Researcher list and get recognized during the Black Hat USA this August? Read on to learn more about the different paths you can take to get into the top researcher tiers. The MSRC Most Valuable Security Researcher MVR and MSRC...
2021 年 1 月のセキュリティ更新プログラム (月例)
2021 年 1 月 13 日 日本時間、マイクロソフトは以下のソフトウェアのセキュリティ更新プログラムを公開しまし...
Customer Guidance on Recent Nation-State Cyber Attacks
Note: we are updating as the investigation continues. Revision history listed at the bottom. This post contains technical details about the methods of the actor we believe was involved in Recent Nation-State Cyber Attacks, with the goal to enable the broader security community to hunt for activit...
新しいセキュリティ更新プログラム ガイドでの脆弱性情報の詳細
新しいバージョンのセキュリティ更新プログラムについては下記の関連ブログもご覧ください。 「新しいセキュ...
Congratulations to the MSRC’s 2020 Most Valuable Security Researchers
Today we announce our Most Valuable Security Researchers for 2020! The MSRC Researcher Recognition program is an integral aspect of recognizing the ongoing partnerships with our community of talented security researchers who report through Coordinated Vulnerability Disclosure CVD. These...
IE の累積的な更新プログラムも確実に適用を!
企業内でご利用の端末に更新プログラムを適用される際、特に Windows Server 2012 R2 などのサーバー OS 環境で Internet Explorer IE の累積的...
Solving Uninitialized Stack Memory on Windows
This blog post outlines the work that Microsoft is doing to eliminate uninitialized stack memory vulnerabilities from Windows and why we’re on this path. This blog post will be broken down into a few parts that folks can jump to: Uninitialized Memory Background Potential Solutions to Uninitialize...
The Safety Boat: Kubernetes and Rust
Our team, DeisLabs, recently released a new piece of software called Krustlet, which is a tool for running WebAssembly modules on the popular, open-source container management tool called Kubernetes. Kubernetes is used quite extensively to run cloud software across many vendors and companies and ...
[サイバーセキュリティ月間2020] 製品のサポートが終了したらどうなるの？
2020 年 1 月に、広く利用されてきた Windows 7, Windows Server 2008/2008R2 のサポートが終了して既に数か月が過ぎました。サポートが終了す...
Calling for security research in Azure Sphere, now generally available
Today, Microsoft released Azure Sphere into General Availability GA. Azure Sphere’s mission is to empower every organization on the planet to connect and create secured and trustworthy IoT devices. Azure Sphere is an end-to-end solution for securely connecting existing equipment and for creating...
[サイバーセキュリティ月間2020] マイクロソフト セキュリティパッチのきほん①
マイクロソフト製品に存在するセキュリティの脆弱性に関しては、脆弱性情報を公開しセキュリティ更新プログ...
2019 年 12 月のセキュリティ更新プログラム (月例)
2019 年 12 月 11 日 日本時間、マイクロソフトは以下のソフトウェアのセキュリティ更新プログラムを公開しまし...
日本語でマイクロソフトに脆弱性を報告する方法
2021 年 6 月 17 日に、関連ブログ記事「マイクロソフト脆弱性報告窓口 ガイド 日本語」を公開しています。こち...
Introducing the ElectionGuard Bounty program
Today we are launching the ElectionGuard Bounty program. In May 2019, we announced the release of ElectionGuard, a free open-source SDK to make voting more secure, transparent, and accessible. ElectionGuard enables end-to-end verification of elections, open results to third-party organizations fo...
2019 年 10 月のセキュリティ更新プログラム (月例)
2019 年 10 月 9 日 日本時間、マイクロソフトは以下のソフトウェアのセキュリティ更新プログラムを公開しまし...
Meet the BlueHat Content Advisory Board
We couldn’t do BlueHat without the Content Advisory Board, the brain trust reviewing submissions to the CFP. Representing both Microsoft and other parts of security community, the CAB applies their industry and speaker experience to create the BlueHat agenda that’s the right mix of topics and...
BlueHat Seattle 2019 Call for Papers is Now Open!
2019 has seen a phenomenal BlueHatIL in February followed by a wildly successful BlueHat Shanghai in May… now it’s time to come back home for BlueHat Seattle! 2 days of hands-on technical training October 22-23, 2019 2 days of conference talks from industry-leading security researchers and cyber...
Microsoft Announces Top Contributing Partners in the Microsoft Active Protections Program (MAPP)
Today we announce the top organizational candidates for Vulnerability Top Contributors, Threat Indicator Top Submitters, and Zero-Day Top Reporting for the period of July 1, 2018 – June 30, 2019. The Microsoft Active Protections Program provides security and protection to customers through...