Intrusion Prevention

MS.Windows.dssvc.dll.Privilege.Escalation

Description

This indicates an attack attempt to exploit a Privilege Escalation vulnerability in Microsoft Windows Data Sharing Service.
This vulnerability is due to the improper handling of call to ALPC in the application. A remote attacker may be able to exploit this bug to escalate his/her privileges via a crafted file.

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 Server, version 1709 (Server Core Installation)
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

Impact

Privilege Escalation: Remote attackers can leverage their privileges on 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-2018-8584

CVE References

CVE-2018-8584