高危保安警報 (A20-11-04): Microsoft 產品多個漏洞 (2020年11月)

描述:

Microsoft 發布了安全性更新以應對多個影響 Microsoft 產品或元件的多個漏洞。有關安全性更新的列表，請參考以下網址：

https://support.microsoft.com/en-us/help/20201110/security-update-deployment-information-november-10-2020

針對 Microsoft 的 Windows 核心中的權限提升漏洞（CVE-2020-17087）的概念驗證已被觀察到。該漏洞影響 Windows Servers 2008 R2 或之後版本及 Windows 7或之後版本。系統管理員應立即為受影響的系統安裝修補程式，以減低受到網絡攻擊的風險。

受影響的系統:

• Internet Explorer 11
• Microsoft Edge (EdgeHTML-based)
• Microsoft Windows 7, 8.1, RT 8.1, 10
• Microsoft Windows Server 2008, 2008 R2, 2012, 2012 R2, 2016, 2019
• Microsoft Windows Server, version 1903, version 1909, version 2004, version 20H2
• Microsoft Office 2010, 2013, 2013 RT, 2016, 2019, 2019 for Mac
• Microsoft Office Online Server
• Microsoft Office Web Apps 2013
• Microsoft Excel 2010, 2013, 2013 RT, 2016
• Microsoft Word 2010, 2013, 2013 RT, 2016
• Microsoft Exchange Server 2013, 2016, 2019
• Microsoft 365 Apps for Enterprise
• Microsoft Dynamics 365 (on-premises) version 8.2, 9.0
• Microsoft Dynamics CRM 2015 (on-premises) version 7.0
• Microsoft SharePoint Foundation 2010, 2013
• Microsoft SharePoint Enterprise Server 2013, 2016
• Microsoft SharePoint Server 2010, 2019
• Microsoft Teams
• Microsoft Visual Studio 2017, 2019
• Azure DevOps Server
• Azure Sphere
• ChakraCore
• Visual Studio Code

影響:

成功利用這些漏洞可以導致遠端執行程式碼、權限提升、服務受阻斷、泄漏資訊、繞過保安功能、仿冒詐騙及篡改，視乎攻擊者利用哪個漏洞而定。

建議:

受影響產品的修補程式可在 Windows Update 或 Microsoft Update Catalog 獲取。受影響系統的用戶應遵從產品供應商的建議，立即採取行動以降低風險。

進一步資訊:

https://msrc.microsoft.com/update-guide/en-us/releaseNote/2020-Nov
https://www.hkcert.org/my_url/zh/alert/20111101
https://us-cert.cisa.gov/ncas/current-activity/2020/11/10/microsoft-releases-november-2020-security-updates
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1325
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1599
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16970
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16979
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16981 (to CVE-2020-16994)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16997 (to CVE-2020-17001)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17004 (to CVE-2020-17007)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17010 (to CVE-2020-17021)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17024 (to CVE-2020-17038)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17040 (to CVE-2020-17049)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17051 (to CVE-2020-17058)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17060 (to CVE-2020-17071)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17073 (to CVE-2020-17079)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17081 (to CVE-2020-17088)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17090
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17091
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17100 (to CVE-2020-17102)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17104 (to CVE-2020-17110)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17113