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Microsoft October 2021 Patch Tuesday fixes 4 zero-days, 71 flaws | #ios | #apple | #iossecurity | #education | #technology | #infosec



Tag CVE ID CVE Title Severity .NET Core & Visual Studio CVE-2021-41355 .NET Core and Visual Studio Information Disclosure Vulnerability Important Active Directory Federation Services CVE-2021-41361 Active Directory Federation Server Spoofing Vulnerability Important Console Window Host CVE-2021-41346 Console Window Host Security Feature Bypass Vulnerability Important HTTP.sys CVE-2021-26442 Windows HTTP.sys Elevation of Privilege Vulnerability Important Microsoft DWM Core Library CVE-2021-41339 Microsoft DWM Core Library Elevation of Privilege Vulnerability Important Microsoft Dynamics CVE-2021-40457 Microsoft Dynamics 365 Customer Engagement Cross-Site Scripting Vulnerability Important Microsoft Dynamics CVE-2021-41353 Microsoft Dynamics 365 (on-premises) Spoofing Vulnerability Important Microsoft Dynamics CVE-2021-41354 Microsoft Dynamics 365 (on-premises) Cross-site Scripting Vulnerability Important Microsoft Edge (Chromium-based) CVE-2021-37978 Chromium: CVE-2021-37978 Heap buffer overflow in Blink Unknown Microsoft Edge (Chromium-based) CVE-2021-37979 Chromium: CVE-2021-37979 Heap buffer overflow in WebRTC Unknown Microsoft Edge (Chromium-based) CVE-2021-37980 Chromium: CVE-2021-37980 Inappropriate implementation in Sandbox Unknown Microsoft Edge (Chromium-based) CVE-2021-37977 Chromium: CVE-2021-37977 Use after free in Garbage Collection Unknown Microsoft Edge (Chromium-based) CVE-2021-37974 Chromium: CVE-2021-37974 Use after free in Safe Browsing Unknown Microsoft Edge (Chromium-based) CVE-2021-37975 Chromium: CVE-2021-37975 Use after free in V8 Unknown Microsoft Edge (Chromium-based) CVE-2021-37976 Chromium: CVE-2021-37976 Information leak in core Unknown Microsoft Exchange Server CVE-2021-26427 Microsoft Exchange Server Remote Code Execution Vulnerability Important Microsoft Exchange Server CVE-2021-34453 Microsoft Exchange Server Denial of Service Vulnerability Important Microsoft Exchange Server CVE-2021-41348 Microsoft Exchange Server Elevation of Privilege Vulnerability Important Microsoft Exchange Server CVE-2021-41350 Microsoft Exchange Server Spoofing Vulnerability Important Microsoft Graphics Component CVE-2021-41340 Windows Graphics Component Remote Code Execution Vulnerability Important Microsoft Intune CVE-2021-41363 Intune Management Extension Security Feature Bypass Vulnerability Important Microsoft Office Excel CVE-2021-40473 Microsoft Excel Remote Code Execution Vulnerability Important Microsoft Office Excel CVE-2021-40472 Microsoft Excel Information Disclosure Vulnerability Important Microsoft Office Excel CVE-2021-40471 Microsoft Excel Remote Code Execution Vulnerability Important Microsoft Office Excel CVE-2021-40474 Microsoft Excel Remote Code Execution Vulnerability Important Microsoft Office Excel CVE-2021-40485 Microsoft Excel Remote Code Execution Vulnerability Important Microsoft Office Excel CVE-2021-40479 Microsoft Excel Remote Code Execution Vulnerability Important Microsoft Office SharePoint CVE-2021-40487 Microsoft SharePoint Server Remote Code Execution Vulnerability Important Microsoft Office SharePoint CVE-2021-40483 Microsoft SharePoint Server Spoofing Vulnerability Low Microsoft Office SharePoint CVE-2021-40484 Microsoft SharePoint Server Spoofing Vulnerability Important Microsoft Office SharePoint CVE-2021-40482 Microsoft SharePoint Server Information Disclosure Vulnerability Important Microsoft Office SharePoint CVE-2021-41344 Microsoft SharePoint Server Remote Code Execution Vulnerability Important Microsoft Office Visio CVE-2021-40480 Microsoft Office Visio Remote Code Execution Vulnerability Important Microsoft Office Visio CVE-2021-40481 Microsoft Office Visio Remote Code Execution Vulnerability Important Microsoft Office Word CVE-2021-40486 Microsoft Word Remote Code Execution Vulnerability Critical Microsoft Windows Codecs Library CVE-2021-40462 Windows Media Foundation Dolby Digital Atmos Decoders Remote Code Execution Vulnerability Important Microsoft Windows Codecs Library CVE-2021-41330 Microsoft Windows Media Foundation Remote Code Execution Vulnerability Important Microsoft Windows Codecs Library CVE-2021-41331 Windows Media Audio Decoder Remote Code Execution Vulnerability Important Rich Text Edit Control CVE-2021-40454 Rich Text Edit Control Information Disclosure Vulnerability Important Role: DNS Server CVE-2021-40469 Windows DNS Server Remote Code Execution Vulnerability Important Role: Windows Active Directory Server CVE-2021-41337 Active Directory Security Feature Bypass Vulnerability Important Role: Windows AD FS Server CVE-2021-40456 Windows AD FS Security Feature Bypass Vulnerability Important Role: Windows Hyper-V CVE-2021-40461 Windows Hyper-V Remote Code Execution Vulnerability Critical Role: Windows Hyper-V CVE-2021-38672 Windows Hyper-V Remote Code Execution Vulnerability Critical System Center CVE-2021-41352 SCOM Information Disclosure Vulnerability Important Visual Studio CVE-2020-1971 OpenSSL: CVE-2020-1971 EDIPARTYNAME NULL pointer de-reference Important Visual Studio CVE-2021-3450 OpenSSL: CVE-2021-3450 CA certificate check bypass with X509_V_FLAG_X509_STRICT Important Visual Studio CVE-2021-3449 OpenSSL: CVE-2021-3449 NULL pointer deref in signature_algorithms processing Important Windows AppContainer CVE-2021-41338 Windows AppContainer Firewall Rules Security Feature Bypass Vulnerability Important Windows AppContainer CVE-2021-40476 Windows AppContainer Elevation Of Privilege Vulnerability Important Windows AppX Deployment Service CVE-2021-41347 Windows AppX Deployment Service Elevation of Privilege Vulnerability Important Windows Bind Filter Driver CVE-2021-40468 Windows Bind Filter Driver Information Disclosure Vulnerability Important Windows Cloud Files Mini Filter Driver CVE-2021-40475 Windows Cloud Files Mini Filter Driver Information Disclosure Vulnerability Important Windows Common Log File System Driver CVE-2021-40443 Windows Common Log File System Driver Elevation of Privilege Vulnerability Important Windows Common Log File System Driver CVE-2021-40467 Windows Common Log File System Driver Elevation of Privilege Vulnerability Important Windows Common Log File System Driver CVE-2021-40466 Windows Common Log File System Driver Elevation of Privilege Vulnerability Important Windows Desktop Bridge CVE-2021-41334 Windows Desktop Bridge Elevation of Privilege Vulnerability Important Windows DirectX CVE-2021-40470 DirectX Graphics Kernel Elevation of Privilege Vulnerability Important Windows Event Tracing CVE-2021-40477 Windows Event Tracing Elevation of Privilege Vulnerability Important Windows exFAT File System CVE-2021-38663 Windows exFAT File System Information Disclosure Vulnerability Important Windows Fastfat Driver CVE-2021-41343 Windows Fast FAT File System Driver Information Disclosure Vulnerability Important Windows Fastfat Driver CVE-2021-38662 Windows Fast FAT File System Driver Information Disclosure Vulnerability Important Windows Installer CVE-2021-40455 Windows Installer Spoofing Vulnerability Important Windows Kernel CVE-2021-41336 Windows Kernel Information Disclosure Vulnerability Important Windows Kernel CVE-2021-41335 Windows Kernel Elevation of Privilege Vulnerability Important Windows MSHTML Platform CVE-2021-41342 Windows MSHTML Platform Remote Code Execution Vulnerability Important Windows Nearby Sharing CVE-2021-40464 Windows Nearby Sharing Elevation of Privilege Vulnerability Important Windows Network Address Translation (NAT) CVE-2021-40463 Windows NAT Denial of Service Vulnerability Important Windows Print Spooler Components CVE-2021-41332 Windows Print Spooler Information Disclosure Vulnerability Important Windows Print Spooler Components CVE-2021-36970 Windows Print Spooler Spoofing Vulnerability Important Windows Remote Procedure Call Runtime CVE-2021-40460 Windows Remote Procedure Call Runtime Security Feature Bypass Vulnerability Important Windows Storage Spaces Controller CVE-2021-40489 Storage Spaces Controller Elevation of Privilege Vulnerability Important Windows Storage Spaces Controller CVE-2021-41345 Storage Spaces Controller Elevation of Privilege Vulnerability Important Windows Storage Spaces Controller CVE-2021-26441 Storage Spaces Controller Elevation of Privilege Vulnerability Important Windows Storage Spaces Controller CVE-2021-40478 Storage Spaces Controller Elevation of Privilege Vulnerability Important Windows Storage Spaces Controller CVE-2021-40488 Storage Spaces Controller Elevation of Privilege Vulnerability Important Windows TCP/IP CVE-2021-36953 Windows TCP/IP Denial of Service Vulnerability Important Windows Text Shaping CVE-2021-40465 Windows Text Shaping Remote Code Execution Vulnerability Important Windows Win32K CVE-2021-40449 Win32k Elevation of Privilege Vulnerability Important Windows Win32K CVE-2021-41357 Win32k Elevation of Privilege Vulnerability Important Windows Win32K CVE-2021-40450 Win32k Elevation of Privilege Vulnerability Important



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