Intrusion Prevention

MS.Windows.ITaskScheduler.Privilege.Escalation

Description

This indicates a possible attack against a Privilege Escalation vulnerability in Microsoft Windows.
The vulnerability is caused by an error when Windows Task Scheduler imports tasks from older versions of Windows. Successful exploitation may lead to unauthorized escalation of user privileges on vulnerable systems.

Affected Products

Windows 10 for 32-bit Systems
Windows 10 for x64-based Systems
Windows Server 2016
Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1607 for x64-based Systems
Windows Server 2016 (Server Core installation)
Windows 10 Version 1703 for 32-bit Systems
Windows 10 Version 1703 for x64-based Systems
Windows 10 Version 1709 for 32-bit Systems
Windows 10 Version 1709 for x64-based Systems
Windows 10 Version 1803 for 32-bit Systems
Windows 10 Version 1803 for x64-based Systems
Windows Server, version 1803 (Server Core Installation)
Windows 10 Version 1803 for ARM64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 1809 for ARM64-based Systems
Windows Server 2019
Windows Server 2019 (Server Core installation)
Windows 10 Version 1709 for ARM64-based Systems
Windows 10 Version 1903 for 32-bit Systems
Windows 10 Version 1903 for x64-based Systems
Windows 10 Version 1903 for ARM64-based Systems
Windows Server, version 1903 (Server Core installation)

Impact

Privilege Escalation: Remote attackers can leverage their privilege on the vulnerable systems

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1069

CVE References

CVE-2019-1069