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Solorigate Resource Center – updated February 5, 2021
Alongside our industry partners and the security community, Microsoft continues to investigate the extent of the recent nation-state attack on SolarWinds. Our goal is to provide the latest threat intelligence, Indicators of Compromise IOCs, and guidance across our products and solutions to help t...
2019 年 9 月のセキュリティ更新プログラム (月例)
2019 年 9 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た。 The post 2019 年 9 月のセキュリティ更新プログラム 月例 appeared first on Microsoft Security Response Center...
Azure Security Lab: a new space for Azure research and collaboration
Azure is exceptionally secure. To help keep it that way, we are doubling the top bounty reward for Azure vulnerabilities to $40,000. But we aren’t stopping there. To make it easier for security researchers to confidently and aggressively test Azure, we are inviting a select group of talented...
2019 年 1 月のセキュリティ更新プログラム (月例)
2019/01/16 更新: 新たに定例外で公開した Team Foundation Server の脆弱性 CVE-2019-0646/CVE-2019-0647、...
Inside the MSRC– The Monthly Security Update Releases
For the second in this series of blog entries we want to look into which vulnerability reports make it into the monthly release cadence. It may help to start with some history. In September 2003 we made a change from a release anytime approach to a mostly predictable, monthly release cadence...
A Reminder to Update Your Systems to Prevent a Worm
On May 14, Microsoft released fixes for a critical Remote Code Execution vulnerability, CVE-2019-0708, in Remote Desktop Services – formerly known as Terminal Services – that affects some older versions of Windows. In our previous blog post on this topic we warned that the vulnerability is...
Prevent a worm by updating Remote Desktop Services (CVE-2019-0708)
Today Microsoft released fixes for a critical Remote Code Execution vulnerability, CVE-2019-0708, in Remote Desktop Services – formerly known as Terminal Services – that affects some older versions of Windows. The Remote Desktop Protocol RDP itself is not vulnerable. This vulnerability is...
Microsoft’s Response to CVE-2022-22965 Spring Framework
Summary Summary Microsoft used the Spring Framework RCE, Early Announcement to inform analysis of the remote code execution vulnerability, CVE-2022-22965, disclosed on 31 Mar 2022. We have not to date noted any impact to the security of our enterprise services and have not experienced any degrade...
BlueHat Seattle videos are online!
Were you unable to attend BlueHat Seattle, or wanted to see a session again? We have good news. If you have been waiting for the videos from BlueHat Seattle last month, the wait is over. All videos which the presenter authorized to be recorded are now online and available to anyone. We are also...
October 2019 security updates are available!
We have released the October security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information about this month’s security updates can be found in the Security Update Guide. As a reminder,...
KVA Shadow: Mitigating Meltdown on Windows
On January 3rd, 2018, Microsoft released an advisory and security updates that relate to a new class of discovered hardware vulnerabilities, termed speculative execution side channels, that affect the design methodology and implementation decisions behind many modern microprocessors. This post...
Defending against CVE-2015-1769: a logical issue exploited via a malicious USB stick
Introduction Today Microsoft released update MS15-085 to address CVE-2015-1769, an important severity security issue in Mount Manager. It affects both client and server versions, from Windows Vista to Windows 10. The goal of this blog post is to provide information on the detection guidance to he...
Submit your research: BlueHat 2026 Call for Papers is open
The next BlueHat Conference will take placeMay 5 - 6, 2026, on Microsoft’s Redmond campus in Washington State, USA. TheCall for Papers CFP is now open and closes February 28, 2026...
BlueHat 2023 Call for Papers is Now Open!
For nearly 20 years, BlueHat has been where the security research community, and Microsoft security professionals come together as peers, to share, debate, challenge, learn, and exchange ideas in the interest of creating a safer and more secure world for all. We are extremely excited to announce...
Microsoft Internal Solorigate Investigation – Final Update
We believe the Solorigate incident is an opportunity to work with the community, to share information, strengthen defenses and respond to attacks. We have now completed our internal investigation into the activity of the actor and want to share our findings, which confirm that we found no evidenc...
New and Improved Report Abuse Portal and API!
The Report Abuse CERT Portal and Report Abuse API have played a significant role in MSRC’s response to suspected cyberattacks, privacy issues, and abuse originating from Microsoft Online Services. With the contributions from our wonderful community of reporters, we continue to gain insightful...
November 2019 security updates are available!
We have released the November security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information about this month’s security updates can be found in the Security Update Guide. As a reminder,...
Attacking the VM Worker Process
In the past year we invested a lot of time making Hyper-V research more accessible to everyone. Our first blog post, “First Steps in Hyper-V Research”, describes the tools and setup for debugging the hypervisor and examines the interesting attack surfaces of the virtualization stack components. W...
Inside MSRC: Sharing Our Story & Customer Tips
For the last 20 years, the Microsoft Security Response Center has been an integral part of Microsoft’s commitment to customer security. We are often called on to talk about the work we do and how customers can apply the lessons we have learned over that period to better their security posture...
Vulnerability mitigated in the third-party Data Connector used in Azure Synapse pipelines and Azure Data Factory (CVE-2022-29972)
Summary Summary Microsoft recently mitigated a vulnerability in Azure Data Factory and Azure Synapse pipelines. The vulnerability was specific to the third-party Open Database Connectivity ODBC driver used to connect to Amazon Redshift in Azure Synapse pipelines and Azure Data Factory Integration...
One-Click Microsoft Exchange On-Premises Mitigation Tool – March 2021
We have been actively working with customers through our customer support teams, third-party hosters, and partner network to help them secure their environments and respond to associated threats from the recent Exchange Server on-premises attacks. Based on these engagements we realized that there...
Top MSRC 2020 Q4 Security Researchers – Congratulations!
We’re excited to announce the top contributing researchers for the 2020 Fourth Quarter Q4! Congratulations to all of the researchers who made this quarter’s leaderboard and a huge thank you to everyone who continues to help secure our customers and the ecosystem. The top three researchers of the...
Practical advice for earning higher Microsoft bounty awards
This year at the Nullcon International Security Conference I shared practical advice for how security researchers can maximize the impact of their security vulnerability submissions and earn higher bounty awards under the Microsoft Bounty Program. For those who couldn’t be there, I had two core...
Coordinated disclosure of vulnerability in Azure Container Instances Service
Microsoft recently mitigated a vulnerability reported by a security researcher in the Azure Container Instances ACI. Our investigation surfaced no unauthorized access to customer data. Out of an abundance of caution we notified customers with containers running on the same clusters as the...
April 2021 Update Tuesday packages now available
Today is Update Tuesday – our commitment to provide a predictable monthly schedule to release updates and provide the latest protection to our customers. Update Tuesday is a monthly cycle when Microsoft releases patches for vulnerabilities that we have found proactively or that have been disclose...
Attacks exploiting Netlogon vulnerability (CVE-2020-1472)
Microsoft has received a small number of reports from customers and others about continued activity exploiting a vulnerability affecting the Netlogon protocol CVE-2020-1472 which was previously addressed in security updates starting on August 11, 2020. If the original guidance is not applied, the...
Additional information about CVE-2014-6324
Today Microsoft released update MS14-068 to address CVE-2014-6324, a Windows Kerberos implementation elevation of privilege vulnerability that is being exploited in-the-wild in limited, targeted attacks. The goal of this blog post is to provide additional information about the vulnerability, upda...
From arcades to Azure: Felix’s security research journey
When you talk with Felix, you quickly get the sense that he has always been propelled by curiosity and by a need for something that truly challenges him. Today, he is a successful independent security researcher who uncovers vulnerabilities across Microsoft cloud services. However, his path into...
Guidance on Potential Misconfiguration of Authorization of Multi-Tenant Applications that use Azure AD
Summary Summary Microsoft has addressed an authorization misconfiguration for multi-tenant applications that use Azure AD, initially discovered by Wiz, and reported to Microsoft, that impacted a small number of our internal applications. The misconfiguration allowed external parties read and writ...
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...
Announcing the Top MSRC 2021 Q2 Security Researchers – Congratulations!
We’re excited to announce the top contributing researchers for the 2021 Second Quarter Q2! Congratulations to all the researchers recognized in this quarter’s leaderboard and thank you to everyone who continues to help secure our customers and the ecosystem. The top three researchers of the 2021 ...
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...
Kerberos KDC の脆弱性 (CVE-2020-17049) に対応するためのガイダンス
マイクロソフトは、2020 年 11 月 10 日 米国時間 に、Kerberos KDC Key Distribution Center に対する脆弱性情報 CVE-2020-17049 を公...
New and improved Security Update Guide!
We’re excited to announce a significant update to the Security Update Guide, our one-stop site for information about all security updates provided by Microsoft. This new version will provide a more intuitive user experience to help protect our customers regardless of what Microsoft products or...
Scalable infrastructure for investigations and incident response
Traditional computer forensics and cyber investigations are as relevant in the cloud as they are in on-premise environments, but the methods in which to access and perform such investigations differ. This post will describe some of the challenges of bringing on-premises forensics techniques to th...
A Reminder to Update Your Systems to Prevent a Worm
On May 14, Microsoft released fixes for a critical Remote Code Execution vulnerability, CVE-2019-0708, in Remote Desktop Services – formerly known as Terminal Services – that affects some older versions of Windows. In our previous blog post on this topic we warned that the vulnerability is...
March 2019 Security Update Release
Today, we released security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information about this month’s security updates can be found on the Security Update Guide...
Service Fabric Privilege Escalation from Containerized Workloads on Linux
Under Coordinated Vulnerability Disclosure CVD, cloud-security vendor Palo Alto Networks informed Microsoft of an issue affecting Service Fabric SF Linux clusters CVE-2022-30137. The vulnerability enables a bad actor, with access to a compromised container, to escalate privileges and gain control...
[AD 管理者向け] CVE-2020-1472 Netlogon の対応ガイダンスの概要
2020 年 8 月の月例セキュリティ更新プログラム 2020 年 8 月 11 日 公開 米国時間 にて、Active Directory で利用され...
April 2019 Security Update Release
Today, we released security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information about this month’s security updates can be found on the Security Update Guide. Tags Security Advisory Securi...
Microsoft launches Identity Bounty program
Modern security depends today on collaborative communication of identities and identity data within and across domains. A customer’s digital identity is often the key to accessing services and interacting across the internet. Microsoft has invested heavily in the security and privacy of both our...
July 2018 Security Update Release
Today, we released security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information about this month’s security updates can be found on the Security Update Guide...
CVE-2017-8759 のエクスプロイトの検出と無効化
本記事は、Microsoft Malware Protection Center のブログ “Exploit for CVE-2017-8759 detected and neutralized” 2017 年 9 月 12...
Microsoft Mitigates Outlook Elevation of Privilege Vulnerability
May 9, 2023 update: Releases for Microsoft Products has been updated with the release of CVE-2023-29324 - Security Update Guide - Microsoft - Windows MSHTML Platform Security Feature Bypass Vulnerability March 24, 2023 update: Impact Assessment has been updated to a link to Guidance for...
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...
On-Premises Exchange Server Vulnerabilities Resource Center – updated March 25, 2021
MSRC / By MSRC Team / March 2, 2021 On March 2nd, we released several security updates for Microsoft Exchange Server to address vulnerabilities that are being used in ongoing attacks. Due to the critical nature of these vulnerabilities, we recommend that customers protect their organizations by...
July 2019 Security Update Release
We have released the July security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information about this month’s security updates can be found in the Security Update Guide...
Microsoft mitigated exposure of internal information in a storage account due to overly-permissive SAS token
Summary As part of a recent Coordinated Vulnerability Disclosure CVD report from Wiz.io, Microsoft investigated and remediated an incident involving a Microsoft employee who shared a URL for a blob store in a public GitHub repository while contributing to open-source AI learning models. This URL...
Security Analysis of CHERI ISA
Is it possible to get to a state where memory safety issues would be deterministically mitigated? Our quest to mitigate memory corruption vulnerabilities led us to examine CHERI Capability Hardware Enhanced RISC Instructions, which provides memory protection features against many exploited...
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 ...