CVE-2020-1581

HIGH

Microsoft Office Click-to-Run - Privilege Escalation

Title source: llm
STIX 2.1

Description

An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) components handle objects in memory. An attacker who successfully exploited the vulnerability could elevate privileges. The attacker would need to already have the ability to execute code on the system. An attacker could exploit this vulnerability by running a specially crafted application on the victim system. The security update addresses the vulnerability by correcting how Microsoft Office Click-to-Run (C2R) components handle objects in memory.

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0372
EPSS Percentile 88.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

Status published
Products (3)
microsoft/365_apps
microsoft/office 2013
microsoft/office 2019
Published Aug 17, 2020
Tracked Since Feb 18, 2026