¿Le preocupan las vulnerabilidades de la VPN? Descubra cómo puede beneficiarse de nuestra oferta de migración de VPN, que incluye 60 días de servicio gratuito.

Consultores de seguridad de Zscaler

Aviso de seguridad - enero 12, 2022

Zscaler protects against 6 new vulnerabilities for Windows, Windows Common Log File System Driver and Windows Installer

Zscaler, working with Microsoft through their MAPP program, has proactively deployed protection for the following 6 vulnerabilities included in the January 2022 Microsoft security bulletins. Zscaler will continue to monitor exploits associated with all vulnerabilities in the January release and deploy additional protections, as necessary.

CVE-2022-21881 – Windows Kernel Elevation of Privilege Vulnerability

Severity: Important

Affected Software

  • Windows Server 2016
  • Windows 10 Version 1607 for x64based Systems
  • Windows Server 2022
  • Windows 10 Version 21H1 for 32bit Systems
  • Windows 10 Version 1607 for 32bit Systems
  • Windows 10 for x64based Systems
  • Windows 10 for 32bit Systems
  • Windows 10 Version 20H2 for ARM64based Systems
  • Windows 10 Version 20H2 for 32bit Systems
  • Windows 10 Version 20H2 for x64based Systems
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2012 R2
  • Windows RT 8.1
  • Windows 8.1 for x64based systems
  • Windows 8.1 for 32bit systems
  • Windows Server 2016 (Server Core installation)
  • Windows 10 Version 1809 for 32bit Systems
  • Windows 10 Version 21H2 for x64based Systems
  • Windows 10 Version 21H2 for ARM64based Systems
  • Windows 10 Version 21H2 for 32bit Systems
  • Windows 11 for ARM64based Systems
  • Windows 11 for x64based Systems
  • Windows Server, version 20H2 (Server Core Installation)
  • Windows 10 Version 21H1 for ARM64based Systems
  • Windows 10 Version 21H1 for x64based Systems
  • Windows 10 Version 1909 for ARM64based Systems
  • Windows 10 Version 1909 for x64based Systems
  • Windows 10 Version 1909 for 32bit Systems
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2019
  • Windows 10 Version 1809 for ARM64based Systems
  • Windows 10 Version 1809 for x64based Systems

CVE-2022-21882 – Win32k Elevation of Privilege Vulnerability

Severity: Important

Affected Software

  • Windows 10 Version 20H2 for 32bit Systems
  • Windows 10 Version 20H2 for x64based Systems
  • Windows 10 Version 1909 for ARM64based Systems
  • Windows 10 Version 1909 for x64based Systems
  • Windows 10 Version 1909 for 32bit Systems
  • Windows 10 Version 21H2 for x64based Systems
  • Windows 10 Version 21H2 for ARM64based Systems
  • Windows 10 Version 21H2 for 32bit Systems
  • Windows 11 for ARM64based Systems
  • Windows 11 for x64based Systems
  • Windows Server, version 20H2 (Server Core Installation)
  • Windows 10 Version 20H2 for ARM64based Systems
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2022
  • Windows 10 Version 21H1 for 32bit Systems
  • Windows 10 Version 21H1 for ARM64based Systems

CVE-2022-21887 – Win32k Elevation of Privilege Vulnerability

Severity: Important

Affected Software

  • Windows 11 for ARM64based Systems
  • Windows 11 for x64based Systems

CVE-2022-21897 – Windows Common Log File System Driver Elevation of Privilege Vulnerability

Severity: Important

Affected Software

  • Windows 10 Version 1607 for 32bit Systems
  • Windows 10 for x64based Systems
  • Windows 10 Version 20H2 for 32bit Systems
  • Windows 10 Version 20H2 for x64based Systems
  • Windows RT 8.1
  • Windows 8.1 for x64based systems
  • Windows Server 2016
  • Windows 10 Version 1607 for x64based Systems
  • Windows Server 2012 R2
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012
  • Windows Server 2008 R2 for x64based Systems Service Pack 1 (Server Core installation)
  • Windows Server 2008 R2 for x64based Systems Service Pack 1
  • Windows Server 2008 for x64based Systems Service Pack 2 (Server Core installation)
  • Windows Server 2008 for x64based Systems Service Pack 2
  • Windows Server 2008 for 32bit Systems Service Pack 2 (Server Core installation)
  • Windows Server 2008 for 32bit Systems Service Pack 2
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2022
  • Windows 10 Version 21H1 for 32bit Systems
  • Windows 10 Version 21H1 for ARM64based Systems
  • Windows 10 Version 21H1 for x64based Systems
  • Windows 10 for 32bit Systems
  • Windows 10 Version 21H2 for x64based Systems
  • Windows 10 Version 21H2 for ARM64based Systems
  • Windows 10 Version 21H2 for 32bit Systems
  • Windows 11 for ARM64based Systems
  • Windows 11 for x64based Systems
  • Windows Server, version 20H2 (Server Core Installation)
  • Windows 10 Version 20H2 for ARM64based Systems
  • Windows 10 Version 1909 for ARM64based Systems
  • Windows 10 Version 1909 for x64based Systems
  • Windows 10 Version 1909 for 32bit Systems
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2019
  • Windows 10 Version 1809 for ARM64based Systems
  • Windows 10 Version 1809 for x64based Systems
  • Windows 10 Version 1809 for 32bit Systems
  • Windows Server 2012 R2 (Server Core installation)
  • Windows 8.1 for 32bit systems
  • Windows 7 for x64based Systems Service Pack 1
  • Windows 7 for 32bit Systems Service Pack 1
  • Windows Server 2016 (Server Core installation)

CVE-2022-21908 – Windows Installer Elevation of Privilege Vulnerability

Severity: Important

Affected Software

  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2012 R2
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012
  • Windows Server 2008 R2 for x64based Systems Service Pack 1 (Server Core installation)
  • Windows Server 2008 R2 for x64based Systems Service Pack 1
  • Windows Server 2008 for x64based Systems Service Pack 2 (Server Core installation)
  • Windows Server 2008 for x64based Systems Service Pack 2
  • Windows Server 2008 for 32bit Systems Service Pack 2 (Server Core installation)
  • Windows Server 2008 for 32bit Systems Service Pack 2
  • Windows RT 8.1
  • Windows 8.1 for x64based systems
  • Windows 8.1 for 32bit systems
  • Windows 10 for x64based Systems
  • Windows 10 for 32bit Systems
  • Windows 10 Version 21H2 for x64based Systems
  • Windows 10 Version 21H2 for ARM64based Systems
  • Windows 10 Version 21H2 for 32bit Systems
  • Windows 11 for ARM64based Systems
  • Windows 11 for x64based Systems
  • Windows Server, version 20H2 (Server Core Installation)
  • Windows 7 for x64based Systems Service Pack 1
  • Windows 7 for 32bit Systems Service Pack 1
  • Windows Server 2016 (Server Core installation)
  • Windows Server 2016
  • Windows 10 Version 1607 for x64based Systems
  • Windows 10 Version 1607 for 32bit Systems
  • Windows 10 Version 20H2 for ARM64based Systems
  • Windows 10 Version 20H2 for 32bit Systems
  • Windows 10 Version 20H2 for x64based Systems
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2022
  • Windows 10 Version 21H1 for 32bit Systems
  • Windows 10 Version 21H1 for ARM64based Systems
  • Windows 10 Version 21H1 for x64based Systems
  • Windows 10 Version 1909 for ARM64based Systems
  • Windows 10 Version 1909 for x64based Systems
  • Windows 10 Version 1909 for 32bit Systems
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2019
  • Windows 10 Version 1809 for ARM64based Systems
  • Windows 10 Version 1809 for x64based Systems
  • Windows 10 Version 1809 for 32bit Systems

CVE-2022-21916 – Windows Common Log File System Driver Elevation of Privilege Vulnerability

Severity: Important

Affected Software

  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2012 R2
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012
  • Windows Server 2008 R2 for x64based Systems Service Pack 1 (Server Core installation)
  • Windows Server 2008 R2 for x64based Systems Service Pack 1
  • Windows Server 2008 for x64based Systems Service Pack 2 (Server Core installation)
  • Windows Server 2008 for x64based Systems Service Pack 2
  • Windows Server 2008 for 32bit Systems Service Pack 2 (Server Core installation)
  • Windows Server 2008 for 32bit Systems Service Pack 2
  • Windows RT 8.1
  • Windows 8.1 for x64based systems
  • Windows 8.1 for 32bit systems
  • Windows 7 for x64based Systems Service Pack 1
  • Windows 7 for 32bit Systems Service Pack 1
  • Windows Server 2016 (Server Core installation)
  • Windows Server 2016
  • Windows 10 Version 1607 for x64based Systems
  • Windows 10 Version 1607 for 32bit Systems
  • Windows 10 for x64based Systems
  • Windows 10 for 32bit Systems
  • Windows 10 Version 21H2 for x64based Systems
  • Windows 10 Version 21H2 for ARM64based Systems
  • Windows 10 Version 21H2 for 32bit Systems
  • Windows 11 for ARM64based Systems
  • Windows 11 for x64based Systems
  • Windows Server, version 20H2 (Server Core Installation)
  • Windows 10 Version 20H2 for ARM64based Systems
  • Windows 10 Version 20H2 for 32bit Systems
  • Windows 10 Version 20H2 for x64based Systems
  • Windows Server 2022 (Server Core installation)
  • Windows Server 2022
  • Windows 10 Version 21H1 for 32bit Systems
  • Windows 10 Version 21H1 for ARM64based Systems
  • Windows 10 Version 21H1 for x64based Systems
  • Windows 10 Version 1909 for ARM64based Systems
  • Windows 10 Version 1909 for x64based Systems
  • Windows 10 Version 1909 for 32bit Systems
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2019
  • Windows 10 Version 1809 for ARM64based Systems
  • Windows 10 Version 1809 for x64based Systems
  • Windows 10 Version 1809 for 32bit Systems