CVE-2020-1228
HIGHWindows Server 2008, 2012, 2016, 2019 - Denial of Service via Malicious DNS Queries
Title source: llmDescription
<p>A denial of service vulnerability exists in Windows DNS when it fails to properly handle queries. An attacker who successfully exploited this vulnerability could cause the DNS service to become nonresponsive.</p> <p>To exploit the vulnerability, an authenticated attacker could send malicious DNS queries to a target, resulting in a denial of service.</p> <p>The update addresses the vulnerability by correcting how Windows DNS processes queries.</p>
References (1)
Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1228
Scores
CVSS v3
7.5
EPSS
0.0450
EPSS Percentile
90.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (9)
microsoft/windows_server_2008
microsoft/windows_server_2008
r2 sp1
microsoft/windows_server_2012
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
Published
Sep 11, 2020
Tracked Since
Feb 18, 2026