CVE-2020-1466

Windows Remote Desktop Gateway (RD Gateway) Denial of Service Vulnerability

State: Published
Severity: 7.8 High
Published: Aug 17, 2020
Updated: Oct 1, 2024
Reserved: Nov 4, 2019

Description

A denial of service vulnerability exists in Windows Remote Desktop Gateway (RD Gateway) 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 RD Gateway service on the target system to stop responding. To exploit this vulnerability, an attacker would need to run a specially crafted application against a server which provides RD Gateway services. The update addresses the vulnerability by correcting how RD Gateway handles connection requests.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C	microsoft

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Windows Server 2019Microsoft	10.0.0 to before publicationAffected
Windows Server 2019 (Server Core installation)Microsoft	10.0.0 to before publicationAffected
Windows Server 2016Microsoft	10.0.0 to before publicationAffected
Windows Server 2016 (Server Core installation)Microsoft	10.0.0 to before publicationAffected
Windows Server 2012Microsoft	6.2.0 to before publicationAffected
Windows Server 2012 (Server Core installation)Microsoft	6.2.0 to before publicationAffected
Windows Server 2012 R2Microsoft	6.3.0 to before publicationAffected
Windows Server 2012 R2 (Server Core installation)Microsoft	6.3.0 to before publicationAffected

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1466

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