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CVE-2020-0836

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CVE-2020-0836

Published: Sep 11, 2020

Modified: Aug 4, 2024

PUBLISHED

CVSS v3.1

7.5

HIGH

Description

<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>

VendorProductVersions

Microsoft

Windows Server version 2004

affected
10.0.0 - < publication

Microsoft

Windows Server 2019

affected
10.0.0 - < publication

Microsoft

Windows Server 2019 (Server Core installation)

affected
10.0.0 - < publication

Microsoft

Windows Server, version 1909 (Server Core installation)

affected
10.0.0 - < publication

Microsoft

Windows Server, version 1903 (Server Core installation)

affected
10.0.0 - < publication

Microsoft

Windows Server 2016

affected
10.0.0 - < publication

Microsoft

Windows Server 2016 (Server Core installation)

affected
10.0.0 - < publication

Microsoft

Windows Server 2008 Service Pack 2

affected
6.0.0 - < publication

Microsoft

Windows Server 2008 Service Pack 2 (Server Core installation)

affected
6.0.0 - < publication

Microsoft

Windows Server 2008 Service Pack 2

affected
6.0.0 - < publication

Microsoft

Windows Server 2008 R2 Service Pack 1

affected
6.1.0 - < publication

Microsoft

Windows Server 2008 R2 Service Pack 1 (Server Core installation)

affected
6.0.0 - < publication

Microsoft

Windows Server 2012

affected
6.2.0 - < publication

Microsoft

Windows Server 2012 (Server Core installation)

affected
6.2.0 - < publication

Microsoft

Windows Server 2012 R2

affected
6.3.0 - < publication

Microsoft

Windows Server 2012 R2 (Server Core installation)

affected
6.3.0 - < publication

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

References

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