Microsoft Addresses Windows TCP/IP RCE/DoS Vulnerability

2020-10-1400:00:00

us-cert.cisa.gov

8.8 High

CVSS3

Attack Vector

ADJACENT_NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

5.8 Medium

CVSS2

Access Vector

ADJACENT_NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:A/AC:L/Au:N/C:P/I:P/A:P

JSON

Microsoft has released a security update to address a protocol vulnerability—CVE-2020-16898—in Windows Transmission Control Protocol (TCP)/IP stack handling of Internet Control Message Protocol version 6 (ICMPv6) Router Advertisement packets. A remote attacker could exploit this vulnerability to take control of an affected system or cause a denial-of-service condition.

The Cybersecurity and Infrastructure Security Agency (CISA) encourages users and administrators to review Microsoft’s Security Advisory for more information, and apply the necessary updates or workaround.

This product is provided subject to this Notification and this Privacy & Use policy.

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