Vulnerability in Microsoft Windows Server 2012
CVE-2020-1466
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.
EPSS: 0.038 (89.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Windows Server 2012 — versions 6.2.0
- Microsoft Windows_server_2012 — versions r2
- Microsoft Windows Server 2012 R2 — versions 6.3.0
- Microsoft Windows Server 2012 R2 (Server Core Installation) — versions 6.3.0
- Microsoft Windows Server 2012 (Server Core Installation) — versions 6.2.0
- Microsoft Windows Server 2016 — versions 10.0.0
- Microsoft Windows_server_2016
- Microsoft Windows Server 2016 (Server Core Installation) — versions 10.0.0
- Microsoft Windows Server 2019 — versions 10.0.0
- Microsoft Windows_server_2019
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1466?
- CVE-2020-1466 is a high-severity vulnerability in Microsoft Windows Server 2012. CVSS score: 7.8/10. Published 2020-08-17.
- How severe is CVE-2020-1466?
- High severity. CVSS v3 base score is 7.8 out of 10.