CVE-2020-1254

HIGH

Windows Modules Installer Service - Privilege Escalation

Title source: llm
STIX 2.1

Description

An elevation of privilege vulnerability exists when Windows Modules Installer Service improperly handles class object members.A locally authenticated attacker could run arbitrary code with elevated system privileges, aka 'Windows Modules Installer Service Elevation of Privilege Vulnerability'.

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0082
EPSS Percentile 53.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

Status published
Products (21)
microsoft/windows_10
microsoft/windows_10 1607
microsoft/windows_10 1709
microsoft/windows_10 1803
microsoft/windows_10 1809
microsoft/windows_10 1903
microsoft/windows_10 1909
microsoft/windows_10 2004
microsoft/windows_7
microsoft/windows_8.1
... and 11 more
Published Jun 09, 2020
Tracked Since Feb 18, 2026