Security Update for Microsoft Windows Search Component (3165270)
Published: June 14, 2016
Version: 1.0
Executive Summary
This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow denial of service if an attacker logs on to a target system and runs a specially crafted application.
This security update is rated Important for all supported editions of Windows 7, Windows Server 2008 R2, Windows 8.1, Windows Server 2012, Windows Server 2012 R2, Windows RT 8.1, and Windows 10. For more information, see the Affected Software and Vulnerability Severity Ratings section.
The update addresses the vulnerability by correcting how the Windows Search component handles objects in memory. For more information about the vulnerability, see the Vulnerability Information section.
Affected Software and Vulnerability Severity Ratings
The following software versions or editions are affected. Versions or editions that are not listed are either past their support life cycle or are not affected. To determine the support life cycle for your software version or edition, see Microsoft Support Lifecycle.
The severity ratings indicated for each affected software assume the potential maximum impact of the vulnerability. For information regarding the likelihood, within 30 days of this security bulletin’s release, of the exploitability of the vulnerability in relation to its severity rating and security impact, please see the Exploitability Index in the June bulletin summary.
[2]Windows 10 updates are cumulative. The monthly security release includes all security fixes for vulnerabilities that affect Windows 10, in addition to non-security updates. The updates are available via the Microsoft Update Catalog.
Note Windows Server Technical Preview 5 is affected. Customers running this operating system are encouraged to apply the update, which is available via Windows Update.
*The Updates Replaced column shows only the latest update in any chain of superseded updates. For a comprehensive list of updates replaced, go to the Microsoft Update Catalog, search for the update KB number, and then view update details (updates replaced information is provided on the Package Details tab).
Update FAQ
**Does this update contain any additional security-related changes to functionality? **
In addition to the changes that are listed for the vulnerabilities described in this bulletin, this update includes defense-in-depth updates to help improve credential protection and domain authentication controls to reduce credential theft.
Vulnerability Information
Windows Search Component Denial of Service Vulnerability - CVE-2016-3230
This vulnerability occurs when the Windows Search component fails to properly handle certain objects in memory. An attacker who successfully exploited this vulnerability could cause server performance to degrade sufficiently to cause a denial of service condition. To exploit this vulnerability, an attacker could use it to cause a denial of service attack and disrupt server availability. The update addresses the vulnerability by correcting how the Windows Search component handles objects in memory.
The following table contains links to the standard entry for each vulnerability in the Common Vulnerabilities and Exposures list:
Vulnerability Title
CVE number
Publicly disclosed
Exploited
Windows Search Component Denial of Service Vulnerability
Microsoft has not identified any mitigating factors for this vulnerability.
Workarounds
Microsoft has not identified any workarounds for this vulnerability.
Security Update Deployment
For Security Update Deployment information, see the Microsoft Knowledge Base article referenced here in the Executive Summary.
Acknowledgments
Microsoft recognizes the efforts of those in the security community who help us protect customers through coordinated vulnerability disclosure. See Acknowledgments for more information.
Disclaimer
The information provided in the Microsoft Knowledge Base is provided "as is" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
Learn how to use Windows Server Update Services to deploy operating system updates to computers on your network. Select the appropriate deployment option and combine WSUS with Microsoft Azure Update Management to manage server updates.