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MicrosoftKB4091756

HistoryApr 10, 2018 - 7:00 a.m.

Description of the security update for the denial of service vulnerability in Windows Server 2008, Windows Embedded POSReady 2009, and Windows Embedded Standard 2009: April 10, 2018

2018-04-1007:00:00

Microsoft

support.microsoft.com

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

6.9 Medium

AI Score

Confidence

High

6.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:M/Au:S/C:N/I:N/A:C

0.652 Medium

EPSS

Percentile

97.9%

JSON

Description of the security update for the denial of service vulnerability in Windows Server 2008, Windows Embedded POSReady 2009, and Windows Embedded Standard 2009: April 10, 2018

Summary

A denial of service vulnerability exists in the way that Windows SNMP Service handles malformed SNMP traps.

To learn more about the vulnerability, see CVE-2018-0967.

More Information

Important If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

How to obtain and install the update

Method 1: Windows Update

This update is available through Windows Update. When you turn on automatic updating, this update will be downloaded and installed automatically. For more information about how to turn on automatic updating, see Windows Update: FAQ.

Method 2: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Deployment information

For deployment details for this security update, go to the following article in the Microsoft Knowledge Base:
Security update deployment information: April 10, 2018

More Information

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time together with your current daylight-saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

**Note:**The MANIFEST files (.manifest) and MUM files (.mum) that are installed are not listed.

File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables. The dates and times for these files are listed in Coordinated Universal Time (UTC). The dates and times for these files on your local computer are displayed in your local time together with your current daylight-saving time (DST) bias. Additionally, the dates and times may change when you perform certain operations on the files.

How to obtain help and support for this security update

Help for installing updates: Windows Update: FAQ

Security solutions for IT professionals: TechNet Security Support and Troubleshooting

Help for protecting your Windows-based computer from viruses and malware: Microsoft Secure

Local support according to your country: International Support

Windows Server 2008 file information

File hash information

File name	SHA1 hash	SHA256 hash
Windows6.0-KB4091756-ia64.msu	ED7292BDF7511A329A0F119EB7AD2E078807B0F0	1CC52ADCC944B03940BE50B6191510E7E68ACC33EE971A358EE045F2B49F2F95
Windows6.0-KB4091756-x86.msu	0BEDF35F5BAC779DE3DF9F27089F1367E549F98F	D6834218EC139064A4211A2DBA3E4AC70D4BA48E83C85386570BE429512F959E
Windows6.0-KB4091756-x64.msu	145F7D7B66DB576AFF928883F4AFF0DC1D142492	BBCAB93903930B3C81AC44E315AA73B39C4DAFA7ADEDB2465C139F2DF391B603