CVE-2021-33745

Published: Jul 14, 2021

Modified: Aug 3, 2024

PUBLISHED

CVSS v3.1

6.5

MEDIUM

Windows DNS Server Denial of Service Vulnerability

Vendor	Product	Versions
Microsoft	Windows Server 2019	affected `10.0.0 - < 10.0.17763.2061`
Microsoft	Windows Server 2019 (Server Core installation)	affected `10.0.0 - < 10.0.17763.2061`
Microsoft	Windows Server version 2004	affected `10.0.0 - < 10.0.19041.1110`
Microsoft	Windows Server version 20H2	affected `10.0.0 - < 10.0.19042.1110`
Microsoft	Windows Server 2016	affected `10.0.0 - < 10.0.14393.4530`
Microsoft	Windows Server 2016 (Server Core installation)	affected `10.0.0 - < 10.0.14393.4530`
Microsoft	Windows Server 2008 Service Pack 2	affected `6.0.0 - < 6.0.6003.21167`
Microsoft	Windows Server 2008 Service Pack 2 (Server Core installation)	affected `6.0.0 - < 6.0.6003.21167`
Microsoft	Windows Server 2008 Service Pack 2	affected `6.0.0 - < 6.0.6003.21167`
Microsoft	Windows Server 2008 R2 Service Pack 1	affected `6.1.0 - < 6.1.7601.25661`
Microsoft	Windows Server 2008 R2 Service Pack 1 (Server Core installation)	affected `6.0.0 - < 6.1.7601.25661`
Microsoft	Windows Server 2012	affected `6.2.0 - < 6.2.9200.23409`
Microsoft	Windows Server 2012 (Server Core installation)	affected `6.2.0 - < 6.2.9200.23409`
Microsoft	Windows Server 2012 R2	affected `6.3.0 - < 6.3.9600.20069`
Microsoft	Windows Server 2012 R2 (Server Core installation)	affected `6.3.0 - < 6.3.9600.20069`

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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