Vulnerabilities (CVE)

<p>Microsoft is investigating reports of a remote code execution vulnerability in MSHTML that affects Microsoft Windows. Microsoft is aware of targeted attacks that attempt to exploit this vulnerability by using specially-crafted Microsoft Office documents.</p> <p>An attacker could craft a malicious ActiveX control to be used by a Microsoft Office document that hosts the browser rendering engine. The attacker would then have to convince the user to open the malicious document. Users whose accoun ... <p>Microsoft is investigating reports of a remote code execution vulnerability in MSHTML that affects Microsoft Windows. Microsoft is aware of targeted attacks that attempt to exploit this vulnerability by using specially-crafted Microsoft Office documents.</p> <p>An attacker could craft a malicious ActiveX control to be used by a Microsoft Office document that hosts the browser rendering engine. The attacker would then have to convince the user to open the malicious document. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights.</p> <p>Microsoft Defender Antivirus and Microsoft Defender for Endpoint both provide detection and protections for the known vulnerability. Customers should keep antimalware products up to date. Customers who utilize automatic updates do not need to take additional action. Enterprise customers who manage updates should select the detection build 1.349.22.0 or newer and deploy it across their environments. Microsoft Defender for Endpoint alerts will be displayed as: “Suspicious Cpl File Execution”.</p> <p>Upon completion of this investigation, Microsoft will take the appropriate action to help protect our customers. This may include providing a security update through our monthly release process or providing an out-of-cycle security update, depending on customer needs.</p> <p>Please see the <strong>Mitigations</strong> and <strong>Workaround</strong> sections for important information about steps you can take to protect your system from this vulnerability.</p> <p><strong>UPDATE</strong> September 14, 2021: Microsoft has released security updates to address this vulnerability. Please see the Security Updates table for the applicable update for your system. We recommend that you install these updates immediately. Please see the FAQ for important information about which updates are applicable to your system.</p>

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Win32k Elevation of Privilege Vulnerability

Win32k Elevation of Privilege Vulnerability

Win32k Elevation of Privilege Vulnerability

Windows Installer Elevation of Privilege Vulnerability

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Windows Graphics Component Remote Code Execution Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Graphics Component allows an authorized attacker to deny service locally.

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SSDP Service allows an authorized attacker to elevate privileges locally.

Insertion of sensitive information into log file in Windows ETL Channel allows an authorized attacker to disclose information locally.

Improper input validation in Microsoft Windows Search Component allows an authorized attacker to deny service locally.

Improper access control in Software Protection Platform (SPP) allows an authorized attacker to elevate privileges locally.

Windows MSHTML Platform Spoofing Vulnerability

Windows Graphics Component Elevation of Privilege Vulnerability

Microsoft Management Console Remote Code Execution Vulnerability

Windows Kernel Elevation of Privilege Vulnerability

Windows SmartScreen Security Feature Bypass Vulnerability

Internet Shortcut Files Security Feature Bypass Vulnerability

Windows Error Reporting Service Elevation of Privilege Vulnerability

.NET Framework Information Disclosure Vulnerability

SmartScreen Prompt Security Feature Bypass Vulnerability

Windows MSHTML Platform Security Feature Bypass Vulnerability

Windows DWM Core Library Elevation of Privilege Vulnerability

Windows Kernel Elevation of Privilege Vulnerability

Windows Kernel-Mode Driver Elevation of Privilege Vulnerability

Windows Installer Elevation of Privilege Vulnerability

Windows Hyper-V Elevation of Privilege Vulnerability

Windows Kernel Elevation of Privilege Vulnerability

Windows Power Dependency Coordinator Elevation of Privilege Vulnerability

Windows MSHTML Platform Spoofing Vulnerability

Scripting Engine Memory Corruption Vulnerability

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Windows Mark of the Web Security Feature Bypass Vulnerability

Windows Mark of the Web Security Feature Bypass Vulnerability

NTLM Hash Disclosure Spoofing Vulnerability

Windows MSHTML Platform Spoofing Vulnerability

Windows Task Scheduler Elevation of Privilege Vulnerability

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Windows DWM Core Library Elevation of Privilege Vulnerability

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability