Security Alert (A20-12-01): Multiple Vulnerabilities in Microsoft Products (December 2020)

Description:

Microsoft has released security updates addressing multiple vulnerabilities which affect several Microsoft products or components. The list of security updates can be found at:

https://support.microsoft.com/en-us/help/20201208/security-update-deployment-information-december-8-2020

Affected Systems:

• Microsoft Edge (EdgeHTML-based), for Android
• 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, 2016, 2019, 2019 for Mac
• Microsoft Office Online Server
• Microsoft Office Web Apps 2010, 2013
• Microsoft Excel 2010, 2013, 2013 RT, 2016
• Microsoft PowerPoint 2010, 2013, 2013 RT, 2016
• Microsoft OutLook 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 NAV 2015
• Microsoft SharePoint Foundation 2010, 2013
• Microsoft SharePoint Enterprise Server 2016
• Microsoft SharePoint Server 2010, 2019
• Microsoft Visual Studio 2017, 2019
• Azure DevOps Server 2019, 2019.0.1, 2020
• Azure SDK for Java
• Azure Sphere
• C SDK for Azure IoT
• ChakraCore
• Dynamics 365 for Finance and Operations
• Office Online Server
• Team Foundation Server 2015, 2017, 2018
• Visual Studio Code Language Support for Java Extension
• Visual Studio Code Remote SSH Extension
• Visual Studio Code TS-Lint Extension

Impact:

Depending on the vulnerability exploited, a successful attack could lead to remote code execution, elevation of privilege, information disclosure, security feature bypass and spoofing.

Recommendation:

Patches for affected products are available from the Windows Update / Microsoft Update Catalog. Users of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.

More Information:

https://msrc.microsoft.com/update-guide/en-us/releaseNote/2020-Dec
https://www.hkcert.org/my_url/en/alert/20120901
https://us-cert.cisa.gov/ncas/current-activity/2020/12/08/microsoft-releases-december-2020-security-updates
https://msrc.microsoft.com/update-guide/vulnerability/ADV200013
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16958 (to CVE-2020-16964)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16971
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-16996
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17002
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17089
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17092
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17094 (to CVE-2020-17099)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17103
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17115
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17117 (to CVE-2020-17145)
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17147
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17148
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17150
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17152
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17153
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17156
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-17158 (to CVE-2020-17160)