CVE-2020-16927: Windows Remote Desktop Protocol (RDP) Denial of Service Vulnerability

Published Oct 16, 2020
·
Updated

<p>A denial of service vulnerability exists in Remote Desktop Protocol (RDP) when an attacker connects to the target system using RDP and sends specially crafted requests. An attacker who successfully exploited this vulnerability could cause the RDP service on the target system to stop responding.</p> <p>To exploit this vulnerability, an attacker would need to run a specially crafted application against a server which provides Remote Desktop Protocol (RDP) services.</p> <p>The update addresses the vulnerability by correcting how RDP handles connection requests.</p>

Other sources

A denial of service vulnerability exists in Remote Desktop Protocol (RDP) when an attacker connects to the target system using RDP and sends specially crafted requests, aka 'Windows Remote Desktop Protocol (RDP) Denial of Service Vulnerability'.

Affected Software

16 affected components
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 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=1903
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019

Event History

Oct 16, 2020
CVE Published
10:17 PM
Data Sourced
10:17 PM
DescriptionSeverity
Data Sourced
via NVD·11:15 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2020-16927?

CVE-2020-16927 is classified as a denial of service vulnerability.

2

How do I fix CVE-2020-16927?

To fix CVE-2020-16927, apply the latest security updates provided by Microsoft for affected Windows versions.

3

Which versions of Windows are affected by CVE-2020-16927?

Affected versions of Windows include Windows 10, Windows 8.1, and various versions of Windows Server.

4

What could an attacker achieve by exploiting CVE-2020-16927?

An attacker exploiting CVE-2020-16927 could cause the Remote Desktop Protocol service to crash, resulting in a denial of service.

5

Are there any workarounds for CVE-2020-16927?

While the primary mitigation is to apply updates, disabling Remote Desktop may serve as a temporary workaround.

Contact

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