CVE-2017-0298: Microsoft Windows 10

High severity, CVSS 7.3. EPSS: 1.9% chance of exploitation in the next 30 days.

A DCOM object in Helppane.exe in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016, when configured to run as the interactive user, allows an authenticated attacker to run arbitrary code in another user's session, aka "Windows COM Session Elevation of Privilege Vulnerability."

Affected products

• Microsoft Windows 10: affected versions not specified; version 1511 only; version 1607 only; version 1703 only
• Microsoft Windows 7: affected versions not specified
• Microsoft Windows 8.1: any version; version rt only
• Microsoft Windows Server 2008: any version; version r2 only
• Microsoft Windows Server 2012: affected versions not specified; version r2 only
• Microsoft Windows Server 2016: any version

Published 2017-06-15. Last modified 2026-06-17.