Kaspersky ID:
KLA12341
Detect Date:
11/09/2021
Updated:
01/22/2024

Description

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

Below is a complete list of vulnerabilities:

  1. An elevation of privilege vulnerability in Active Directory Domain Services can be exploited remotely to gain privileges.
  2. An elevation of privilege vulnerability in NTFS can be exploited remotely to gain privileges.
  3. An information disclosure vulnerability in Windows Remote Desktop Protocol (RDP) can be exploited remotely to obtain sensitive information.
  4. An information disclosure vulnerability in Remote Desktop Protocol Client can be exploited remotely to obtain sensitive information.
  5. A remote code execution vulnerability in Remote Desktop Client can be exploited remotely to execute arbitrary code.
  6. An elevation of privilege vulnerability in Windows Fast FAT File System Driver can be exploited remotely to gain privileges.
  7. An elevation of privilege vulnerability in Windows Installer can be exploited remotely to gain privileges.
  8. An elevation of privilege vulnerability in Windows Kernel can be exploited remotely to gain privileges.
  9. A remote code execution vulnerability in Microsoft COM for Windows can be exploited remotely to execute arbitrary code.
  10. An elevation of privilege vulnerability in Credential Security Support Provider Protocol (CredSSP) can be exploited remotely to gain privileges.
  11. A denial of service vulnerability in Windows Hyper-V can be exploited remotely to cause denial of service.

Original advisories

Exploitation

Public exploits exist for this vulnerability.

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

Related products

CVE list

  • CVE-2021-42282
    high
  • CVE-2021-41367
    warning
  • CVE-2021-41371
    warning
  • CVE-2021-38665
    warning
  • CVE-2021-38666
    high
  • CVE-2021-42291
    high
  • CVE-2021-42278
    high
  • CVE-2021-41377
    warning
  • CVE-2021-41379
    warning
  • CVE-2021-42285
    high
  • CVE-2021-42283
    warning
  • CVE-2021-42275
    high
  • CVE-2021-38631
    warning
  • CVE-2021-41370
    warning
  • CVE-2021-42287
    high
  • CVE-2021-42284
    high
  • CVE-2021-41366
    warning

KB list

Read more

Find out the statistics of the vulnerabilities spreading in your region on statistics.securelist.com

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