Microsoft Security Bulletin MS13-030 - Important
Vulnerability in SharePoint Could Allow Information Disclosure (2827663)
This security update resolves a publicly disclosed vulnerability in Microsoft SharePoint Server. The vulnerability could allow information disclosure if an attacker determined the address or location of a specific SharePoint list and gained access to the SharePoint site where the list is maintained. The attacker would need to be able to satisfy the SharePoint site's authentication requests to exploit this vulnerability.
This security update is rated Important for all supported editions of Microsoft SharePoint Server 2013. For more information, see the subsection, Affected and Non-Affected Software, in this section.
The security update addresses the vulnerability by correcting the default access controls applied to the SharePoint list. For more information about the vulnerabilities, see the Frequently Asked Questions (FAQ) subsection for the specific vulnerability entry under the next section, Vulnerability Information.
Recommendation. Customers can configure automatic updating to check online for updates from Microsoft Update by using the Microsoft Update service. Customers who have automatic updating enabled and configured to check online for updates from Microsoft Update typically will not need to take any action because this security update will be downloaded and installed automatically. Customers who have not enabled automatic updating need to check for updates from Microsoft Update and install this update manually. For information about specific configuration options in automatic updating in supported editions of Windows XP and Windows Server 2003, see Microsoft Knowledge Base Article 294871. For information about automatic updating in supported editions of Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2, see Understanding Windows automatic updating.
For administrators and enterprise installations, or end users who want to install this security update manually, Microsoft recommends that customers apply the update at the earliest opportunity using update management software, or by checking for updates using the Microsoft Update service.
See also the section, Detection and Deployment Tools and Guidance, later in this bulletin.
|Knowledge Base Article||2827663|
The following software have been tested to determine which versions or editions are affected. Other versions or editions 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.
Microsoft Server Software
|Software||Update Package||Maximum Security Impact||Aggregate Severity Rating||Updates Replaced|
|Microsoft SharePoint Server|
|Microsoft SharePoint Server 2013||Microsoft SharePoint Server 2013 (coreserverloc)|
This update requires prior installation of the Project Server 2013 cumulative update (2768001). For more information about the update, including download links, see Microsoft Knowledge Base Article 2768001.
|Office and Other Software|
|Microsoft SharePoint Server 2007 Service Pack 3 (32-bit editions)|
|Microsoft SharePoint Server 2007 Service Pack 3 (64-bit editions)|
|Microsoft SharePoint Server 2010 Service Pack 1|
|Microsoft Groove 2007 Service Pack 3|
|Microsoft Groove Server 2007 Service Pack 3|
|Microsoft Groove Server 2010 Service Pack 1|
|Microsoft Groove Server 2013|
|Microsoft SharePoint Portal Server 2003 Service Pack 3 (32-bit editions)|
|Microsoft SharePoint Portal Server 2003 Service Pack 3 (64-bit editions)|
|Microsoft Windows SharePoint Services 2.0 (32-bit editions)|
|Microsoft Windows SharePoint Services 2.0 (64-bit editions)|
|Microsoft Windows SharePoint Services 3.0 Service Pack 2 (32-bit version)|
|Microsoft Windows SharePoint Services 3.0 Service Pack 3 (32-bit version)|
|Microsoft Windows SharePoint Services 3.0 Service Pack 2 (64-bit version)|
|Microsoft Windows SharePoint Services 3.0 Service Pack 3 (64-bit version)|
|SharePoint Foundation 2010 Service Pack 1|
|SharePoint Foundation 2013|
|Microsoft SharePoint Workspace 2010 Service Pack 1 (32-bit editions)|
|Microsoft SharePoint Workspace 2010 Service Pack 1 (64-bit editions)|
|Microsoft SharePoint Workspace 2013 (32-bit editions)|
|Microsoft SharePoint Workspace 2013 (64-bit editions)|
To improve security protections for customers, Microsoft provides vulnerability information to major security software providers in advance of each monthly security update release. Security software providers can then use this vulnerability information to provide updated protections to customers via their security software or devices, such as antivirus, network-based intrusion detection systems, or host-based intrusion prevention systems. To determine whether active protections are available from security software providers, please go to the active protections websites provided by program partners, listed in Microsoft Active Protections Program (MAPP) Partners.
How to obtain help and support for this security update
- Help installing updates: Support for Microsoft Update
- Security solutions for IT professionals: TechNet Security Troubleshooting and Support
- Help protect your computer that is running Windows from viruses and malware: Virus Solution and Security Center
- Local support according to your country: International Support
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- V1.0 (April 9, 2013): Bulletin published.