CVE Database
/

CVE-2020-16899

Back to search

CVE-2020-16899

Published: Oct 16, 2020

Modified: Aug 4, 2024

PUBLISHED

CVSS v3.1

7.5

HIGH

Description

<p>A denial of service vulnerability exists when the Windows TCP/IP stack improperly handles ICMPv6 Router Advertisement packets. An attacker who successfully exploited this vulnerability could cause a target system to stop responding.</p> <p>To exploit this vulnerability, an attacker would have to send specially crafted ICMPv6 Router Advertisement packets to a remote Windows computer. The vulnerability would not allow an attacker to execute code or to elevate user rights directly.</p> <p>The update addresses the vulnerability by correcting how the Windows TCP/IP stack handles ICMPv6 Router Advertisement packets.</p>

VendorProductVersions

Microsoft

Windows 10 Version 1803

affected
10.0.0 - < publication

Microsoft

Windows 10 Version 1809

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 10 Version 1909

affected
10.0.0 - < publication

Microsoft

Windows Server, version 1909 (Server Core installation)

affected
10.0.0 - < publication

Microsoft

Windows 10 Version 1709 for 32-bit Systems

affected
10.0.0 - < publication

Microsoft

Windows 10 Version 1709

affected
10.0.0 - < publication

Microsoft

Windows 10 Version 1903 for 32-bit Systems

affected
10.0.0 - < publication

Microsoft

Windows 10 Version 1903 for x64-based Systems

affected
10.0.0 - < publication

Microsoft

Windows 10 Version 1903 for ARM64-based Systems

affected
10.0.0 - < publication

Microsoft

Windows Server, version 1903 (Server Core installation)

affected
10.0.0 - < publication

Microsoft

Windows 10 Version 2004

affected
10.0.0 - < publication

Microsoft

Windows Server version 2004

affected
10.0.0 - < 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

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now