KLA12289
Multiple vulnerabilities in Microsoft Products (ESU)

Updated: 09/16/2021
Detect date
?
09/14/2021
Severity
?
Critical
Description

Multiple vulnerabilities were found in Microsoft Products (Extended Security Update). Malicious users can exploit these vulnerabilities to obtain sensitive information, gain privileges, cause denial of service, spoof user interface, execute arbitrary code.

Below is a complete list of vulnerabilities:

  1. An information disclosure vulnerability in Windows Redirected Drive Buffering SubSystem Driver can be exploited remotely to obtain sensitive information.
  2. An information disclosure vulnerability in Windows Installer can be exploited remotely to obtain sensitive information.
  3. An elevation of privilege vulnerability in Windows Ancillary Function Driver for WinSock can be exploited remotely to gain privileges.
  4. A denial of service vulnerability in Windows Installer can be exploited remotely to cause denial of service.
  5. An elevation of privilege vulnerability in Windows Print Spooler can be exploited remotely to gain privileges.
  6. A memory corruption vulnerability in Windows Scripting Engine can be exploited remotely to execute arbitrary code.
  7. An elevation of privilege vulnerability in Windows Event Tracing can be exploited remotely to gain privileges.
  8. An elevation of privilege vulnerability in Windows Common Log File System Driver can be exploited remotely to gain privileges.
  9. An information disclosure vulnerability in Windows Ancillary Function Driver for WinSock can be exploited remotely to obtain sensitive information.
  10. An elevation of privilege vulnerability in Win32k can be exploited remotely to gain privileges.
  11. A spoofing vulnerability in Windows Authenticode can be exploited remotely to spoof user interface.
  12. An elevation of privilege vulnerability in Windows Kernel can be exploited remotely to gain privileges.
  13. An information disclosure vulnerability in Windows SMB can be exploited remotely to obtain sensitive information.
  14. A remote code execution vulnerability in Windows WLAN AutoConfig Service can be exploited remotely to execute arbitrary code.
  15. An elevation of privilege vulnerability in Windows DNS can be exploited remotely to gain privileges.
Affected products

Windows Server 2012 R2 (Server Core installation)
Windows 10 Version 21H1 for x64-based Systems
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows 10 Version 1909 for 32-bit Systems
Windows Server 2022
Windows Server 2022 (Server Core installation)
Windows 7 for 32-bit Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server, version 2004 (Server Core installation)
Windows Server 2016 (Server Core installation)
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 20H2 for ARM64-based Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 2004 for ARM64-based Systems
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2016
Windows 10 Version 2004 for x64-based Systems
Windows 10 Version 1909 for x64-based Systems
Windows Server 2012 (Server Core installation)
Windows 10 Version 2004 for 32-bit Systems
Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1909 for ARM64-based Systems
Windows 8.1 for x64-based systems
Windows RT 8.1
Windows 10 for x64-based Systems
Windows Server 2012 R2
Windows Server 2012
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 21H1 for 32-bit Systems
Windows Server 2019
Windows 10 Version 1607 for x64-based Systems
Windows 8.1 for 32-bit systems
Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Server 2019 (Server Core installation)
Windows 10 Version 20H2 for x64-based Systems
Windows 7 for x64-based Systems Service Pack 1
Windows Server 2008 for x64-based Systems Service Pack 2
Windows 10 Version 21H1 for ARM64-based Systems
Windows Server, version 20H2 (Server Core Installation)
Windows 10 for 32-bit Systems
Windows 10 Version 20H2 for 32-bit Systems

Solution

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Original advisories

CVE-2021-38635
CVE-2021-36962
CVE-2021-38628
CVE-2021-36961
CVE-2021-38671
CVE-2021-26435
CVE-2021-38630
CVE-2021-36969
CVE-2021-36955
CVE-2021-38638
CVE-2021-36964
CVE-2021-38629
CVE-2021-40447
CVE-2021-38639
CVE-2021-36959
CVE-2021-38667
CVE-2021-38626
CVE-2021-38636
CVE-2021-36960
CVE-2021-36965
CVE-2021-36968
CVE-2021-36963
CVE-2021-38625
CVE-2021-38633

Impacts
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ACE 
[?]

OSI 
[?]

DoS 
[?]

PE 
[?]

SUI 
[?]
Related products
Microsoft Windows
Microsoft Windows Server
Microsoft Windows Server 2012
Microsoft Windows 8
Microsoft Windows 7
Microsoft Windows Server 2008
Windows RT
Microsoft Windows 10
KB list

5005633
5005606
5005615
5005618

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