CVE-2020-0787: Microsoft Windows Background Intelligent Transfer Service (BITS) Improper Privilege Management Vulnerability

High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2022-01-28. EPSS: 42.5% chance of exploitation in the next 30 days.

An elevation of privilege vulnerability exists when the Windows Background Intelligent Transfer Service (BITS) improperly handles symbolic links, aka 'Windows Background Intelligent Transfer Service Elevation of Privilege Vulnerability'.

Affected products

• Microsoft Windows 10 1507: affected versions not specified
• Microsoft Windows 10 1607: affected versions not specified
• Microsoft Windows 10 1709: affected versions not specified
• Microsoft Windows 10 1803: affected versions not specified
• Microsoft Windows 10 1809: affected versions not specified
• Microsoft Windows 10 1903: affected versions not specified
• Microsoft Windows 10 1909: affected versions not specified
• Microsoft Windows 7: affected versions not specified
• Microsoft Windows 8.1: affected versions not specified
• Microsoft Windows Rt 8.1: affected versions not specified
• Microsoft Windows Server 1803: affected versions not specified
• Microsoft Windows Server 1903: affected versions not specified
• Microsoft Windows Server 1909: affected versions not specified
• Microsoft Windows Server 2008: affected versions not specified; version r2 only
• Microsoft Windows Server 2012: affected versions not specified; version r2 only
• Microsoft Windows Server 2016: affected versions not specified
• Microsoft Windows Server 2019: affected versions not specified

Published 2020-03-12. Last modified 2026-08-12.