CVE-2020-16955: Microsoft Office Click-to-Run Elevation of Privilege Vulnerability

Published Oct 16, 2020
·
Updated

<p>An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files. An attacker who successfully exploited the vulnerability could elevate privileges.</p> <p>To exploit this vulnerability, an attacker would need to convince a user to open a specially crafted file.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Office Click-to-Run (C2R) components handle these files.</p>

Other sources

An elevation of privilege vulnerability exists in the way that Microsoft Office Click-to-Run (C2R) AppVLP handles certain files, aka 'Microsoft Office Click-to-Run Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-16928, CVE-2020-16934.

Affected Software

3 affected components
Microsoft 365 Apps
Microsoft Office=2013
Microsoft Office=2019

Event History

Oct 16, 2020
CVE Published
via MITRE·10:18 PM
Data Sourced
via MITRE·10:18 PM
DescriptionSeverity
Data Sourced
via NVD·11:15 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2020-16955?

CVE-2020-16955 is classified as an elevation of privilege vulnerability.

2

How do I fix CVE-2020-16955?

To remediate CVE-2020-16955, ensure that you install the latest security updates provided by Microsoft for affected Microsoft Office products.

3

What versions of Microsoft Office are affected by CVE-2020-16955?

CVE-2020-16955 affects Microsoft 365 Apps, Microsoft Office 2013, and Microsoft Office 2019.

4

What is the impact of CVE-2020-16955?

The exploitation of CVE-2020-16955 could allow an attacker to elevate their privileges on the affected system.

5

Is CVE-2020-16955 easy to exploit?

CVE-2020-16955 requires specific conditions to be met for exploitation, making it more complex than many other vulnerabilities.

Contact

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