به روز رسانی امنیتی سه شنبه های این ماه (may 2021) مایکروسافت منتشر شد. در این به روز رسانی 55 آسیب پذیری از جمله 4 آسیب پذیری حیاتی رفع شده است.
همچنین آسیب پذیریهای Zero-day رفع شده در این به روز رسانی به صورت عمومی منتشر شده اما گزارشی از استفاده از آنها در حملات سایبری مشاهده نشده است.
سه آسیب پذیری Zero-day
طبق گزارش مایکروسافت این آسیب پذیری ها تاکنون به صورت گسترده مورد بهره برداری در حملات قرار نگرفته اند و با کدهای CVE زیر مشخص شده اند:
**CVE-2021-31204 – .NET and Visual Studio Elevation of Privilege Vulnerability
**CVE-2021-31207 – Microsoft Exchange Server Security Feature Bypass Vulnerability
**CVE-2021-31200 – Common Utilities Remote Code Execution Vulnerability
آسیب پذیری CVE-2021-31200 مربوط به ابزار NNI مایکروسافت است.
CVE-2021-31207 یک آسیب پذیری Microsoft Exchange می باشد.
قابل پیش بینی است که مهاجمان راههای مختلف را به منظور exploit از آسیب پذیری ها مخصوصا در مورد Microsoft Exchange بررسی نمایند، بنابراین توصیه می شود هر چه زودتر به روز رسانی و نصب این وصله های امنیتی انجام شود.
لیست کامل به روز رسانی های ماه می 2021 در جدول زیر قابل مشاهده است :
| Tag | CVE ID | CVE Title | Severity |
|---|---|---|---|
| .NET Core & Visual Studio | CVE-2021-31204 | .NET and Visual Studio Elevation of Privilege Vulnerability | Important |
| HTTP.sys | CVE-2021-31166 | HTTP Protocol Stack Remote Code Execution Vulnerability | Critical |
| Internet Explorer | CVE-2021-26419 | Scripting Engine Memory Corruption Vulnerability | Critical |
| Jet Red and Access Connectivity | CVE-2021-28455 | Microsoft Jet Red Database Engine and Access Connectivity Engine Remote Code Execution Vulnerability | Important |
| Microsoft Accessibility Insights for Web | CVE-2021-31936 | Microsoft Accessibility Insights for Web Information Disclosure Vulnerability | Important |
| Microsoft Bluetooth Driver | CVE-2021-31182 | Microsoft Bluetooth Driver Spoofing Vulnerability | Important |
| Microsoft Dynamics Finance & Operations | CVE-2021-28461 | Dynamics Finance and Operations Cross-site Scripting Vulnerability | Important |
| Microsoft Exchange Server | CVE-2021-31195 | Microsoft Exchange Server Remote Code Execution Vulnerability | Important |
| Microsoft Exchange Server | CVE-2021-31209 | Microsoft Exchange Server Spoofing Vulnerability | Important |
| Microsoft Exchange Server | CVE-2021-31207 | Microsoft Exchange Server Security Feature Bypass Vulnerability | Moderate |
| Microsoft Exchange Server | CVE-2021-31198 | Microsoft Exchange Server Remote Code Execution Vulnerability | Important |
| Microsoft Graphics Component | CVE-2021-31170 | Windows Graphics Component Elevation of Privilege Vulnerability | Important |
| Microsoft Graphics Component | CVE-2021-31188 | Windows Graphics Component Elevation of Privilege Vulnerability | Important |
| Microsoft Office | CVE-2021-31176 | Microsoft Office Remote Code Execution Vulnerability | Important |
| Microsoft Office Excel | CVE-2021-31175 | Microsoft Office Remote Code Execution Vulnerability | Important |
| Microsoft Office Excel | CVE-2021-31177 | Microsoft Office Remote Code Execution Vulnerability | Important |
| Microsoft Office Excel | CVE-2021-31179 | Microsoft Office Remote Code Execution Vulnerability | Important |
| Microsoft Office Excel | CVE-2021-31178 | Microsoft Office Information Disclosure Vulnerability | Important |
| Microsoft Office Excel | CVE-2021-31174 | Microsoft Excel Information Disclosure Vulnerability | Important |
| Microsoft Office SharePoint | CVE-2021-28478 | Microsoft SharePoint Spoofing Vulnerability | Important |
| Microsoft Office SharePoint | CVE-2021-31181 | Microsoft SharePoint Remote Code Execution Vulnerability | Important |
| Microsoft Office SharePoint | CVE-2021-26418 | Microsoft SharePoint Spoofing Vulnerability | Important |
| Microsoft Office SharePoint | CVE-2021-28474 | Microsoft SharePoint Server Remote Code Execution Vulnerability | Important |
| Microsoft Office SharePoint | CVE-2021-31171 | Microsoft SharePoint Information Disclosure Vulnerability | Important |
| Microsoft Office SharePoint | CVE-2021-31173 | Microsoft SharePoint Server Information Disclosure Vulnerability | Important |
| Microsoft Office SharePoint | CVE-2021-31172 | Microsoft SharePoint Spoofing Vulnerability | Important |
| Microsoft Office Word | CVE-2021-31180 | Microsoft Office Graphics Remote Code Execution Vulnerability | Important |
| Microsoft Windows Codecs Library | CVE-2021-31192 | Windows Media Foundation Core Remote Code Execution Vulnerability | Important |
| Microsoft Windows Codecs Library | CVE-2021-28465 | Web Media Extensions Remote Code Execution Vulnerability | Important |
| Microsoft Windows IrDA | CVE-2021-31184 | Microsoft Windows Infrared Data Association (IrDA) Information Disclosure Vulnerability | Important |
| Open Source Software | CVE-2021-31200 | Common Utilities Remote Code Execution Vulnerability | Important |
| Role: Hyper-V | CVE-2021-28476 | Hyper-V Remote Code Execution Vulnerability | Critical |
| Skype for Business and Microsoft Lync | CVE-2021-26422 | Skype for Business and Lync Remote Code Execution Vulnerability | Important |
| Skype for Business and Microsoft Lync | CVE-2021-26421 | Skype for Business and Lync Spoofing Vulnerability | Important |
| Visual Studio | CVE-2021-27068 | Visual Studio Remote Code Execution Vulnerability | Important |
| Visual Studio Code | CVE-2021-31214 | Visual Studio Code Remote Code Execution Vulnerability | Important |
| Visual Studio Code | CVE-2021-31211 | Visual Studio Code Remote Code Execution Vulnerability | Important |
| Visual Studio Code | CVE-2021-31213 | Visual Studio Code Remote Containers Extension Remote Code Execution Vulnerability | Important |
| Windows Container Isolation FS Filter Driver | CVE-2021-31190 | Windows Container Isolation FS Filter Driver Elevation of Privilege Vulnerability | Important |
| Windows Container Manager Service | CVE-2021-31168 | Windows Container Manager Service Elevation of Privilege Vulnerability | Important |
| Windows Container Manager Service | CVE-2021-31169 | Windows Container Manager Service Elevation of Privilege Vulnerability | Important |
| Windows Container Manager Service | CVE-2021-31208 | Windows Container Manager Service Elevation of Privilege Vulnerability | Important |
| Windows Container Manager Service | CVE-2021-31165 | Windows Container Manager Service Elevation of Privilege Vulnerability | Important |
| Windows Container Manager Service | CVE-2021-31167 | Windows Container Manager Service Elevation of Privilege Vulnerability | Important |
| Windows CSC Service | CVE-2021-28479 | Windows CSC Service Information Disclosure Vulnerability | Important |
| Windows Desktop Bridge | CVE-2021-31185 | Windows Desktop Bridge Denial of Service Vulnerability | Important |
| Windows OLE | CVE-2021-31194 | OLE Automation Remote Code Execution Vulnerability | Critical |
| Windows Projected File System FS Filter | CVE-2021-31191 | Windows Projected File System FS Filter Driver Information Disclosure Vulnerability | Important |
| Windows RDP Client | CVE-2021-31186 | Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability | Important |
| Windows SMB | CVE-2021-31205 | Windows SMB Client Security Feature Bypass Vulnerability | Important |
| Windows SSDP Service | CVE-2021-31193 | Windows SSDP Service Elevation of Privilege Vulnerability | Important |
| Windows WalletService | CVE-2021-31187 | Windows WalletService Elevation of Privilege Vulnerability | Important |
| Windows Wireless Networking | CVE-2020-24588 | Windows Wireless Networking Spoofing Vulnerability | Important |
| Windows Wireless Networking | CVE-2020-24587 | Windows Wireless Networking Information Disclosure Vulnerability | Important |
| Windows Wireless Networking | CVE-2020-26144 | Windows Wireless Networking Spoofing Vulnerability | Important |
