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KLA12198
Multiple vulnerabilities in Microsoft Products (ESU)

Updated: 02/20/2024
Detect date
?
06/08/2021
Severity
?
Critical
Description

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

Below is a complete list of vulnerabilities:

  1. An elevation of privilege vulnerability in Windows NTFS can be exploited remotely to gain privileges.
  2. An elevation of privilege vulnerability in Windows GPSVC can be exploited remotely to gain privileges.
  3. A remote code execution vulnerability in Windows MSHTML Platform can be exploited remotely to execute arbitrary code.
  4. An elevation of privilege vulnerability in Windows Common Log File System Driver can be exploited remotely to gain privileges.
  5. An elevation of privilege vulnerability in Microsoft Enhanced Cryptographic Provider can be exploited remotely to gain privileges.
  6. An elevation of privilege vulnerability in Windows Print Spooler can be exploited remotely to gain privileges.
  7. An elevation of privilege vulnerability in Windows Filter Manager can be exploited remotely to gain privileges.
  8. A denial of service vulnerability in Windows Remote Desktop Services can be exploited remotely to cause denial of service.
  9. An elevation of privilege vulnerability in Windows NTLM can be exploited remotely to gain privileges.
  10. A security feature bypass vulnerability in Windows HTML Platform can be exploited remotely to bypass security restrictions.
  11. A security bypass vulnerability in Windows DCOM Server can be exploited remotely to bypass security restrictions.
  12. A memory corruption vulnerability in Scripting Engine can be exploited remotely to execute arbitrary code.
  13. A security feature bypass vulnerability in Kerberos AppContainer can be exploited remotely to bypass security restrictions.
  14. An information disclosure vulnerability in Server for NFS can be exploited remotely to obtain sensitive information.
  15. A denial of service vulnerability in Server for NFS can be exploited remotely to cause denial of service.
  16. A security feature bypass vulnerability in Windows TCP/IP Driver can be exploited remotely to bypass security restrictions.
  17. An information disclosure vulnerability in Event Tracing for Windows can be exploited remotely to obtain sensitive information.
Exploitation

Public exploits exist for this vulnerability.

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Affected products

Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Server 2012 R2 (Server Core installation)
Windows Server 2008 for x64-based Systems Service Pack 2
Windows Server 2012
Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
Windows Server 2012 (Server Core installation)
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows 7 for 32-bit Systems Service Pack 1
Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Server 2012 R2
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows 7 for x64-based Systems Service Pack 1

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-2021-31956
CVE-2021-31973
CVE-2021-33742
CVE-2021-31954
CVE-2021-31201
CVE-2021-31199
CVE-2021-1675
CVE-2021-31953
CVE-2021-31968
CVE-2021-31958
CVE-2021-31971
CVE-2021-26414
CVE-2021-31959
CVE-2021-31962
CVE-2021-31976
CVE-2021-31974
CVE-2021-31975
CVE-2021-31970
CVE-2021-31972

Impacts
?
ACE 
[?]

OSI 
[?]

DoS 
[?]

SB 
[?]

PE 
[?]
Related products
Microsoft Windows
Microsoft Windows Server
Microsoft Windows Server 2012
Microsoft Windows 7
Microsoft Windows Server 2008
CVE-IDS
?
CVE-2021-319567.8Critical
CVE-2021-319737.8Critical
CVE-2021-337427.5Critical
CVE-2021-319547.8Critical
CVE-2021-312015.2High
CVE-2021-311995.2High
CVE-2021-16757.8Critical
CVE-2021-319537.8Critical
CVE-2021-319687.5Critical
CVE-2021-319587.5Critical
CVE-2021-319716.8High
CVE-2021-264144.8Warning
CVE-2021-319596.4High
CVE-2021-319629.4Critical
CVE-2021-319757.5Critical
CVE-2021-319725.5High
CVE-2021-319767.5Critical
CVE-2021-319705.5High
CVE-2021-319747.5Critical
Microsoft official advisories
Microsoft Security Update Guide
KB list

5003695
5003636
5003661
5003667
5003694
5003681
5003671
5003696
5003697
5014742
5014748
5023752
5023764
5023756
5023765
5023755
5023754
5023759
5023769

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