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AUSCERT External Security Bulletin Redistribution
ESB-2013.0370
Vulnerabilities in SharePoint Could Allow Elevation of Privilege (2780176)
12 March 2013
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AusCERT Security Bulletin Summary
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Product: Microsoft Sharepoint Server 2010 Service Pack 1
Microsoft SharePoint Foundation 2010 Service Pack 1
Publisher: Microsoft
Operating System: Windows
Impact/Access: Increased Privileges -- Remote with User Interaction
Cross-site Scripting -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2013-0085 CVE-2013-0084 CVE-2013-0083
CVE-2013-0080
Original Bulletin:
http://technet.microsoft.com/en-us/security/bulletin/ms13-024
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Microsoft Security Bulletin MS13-024 - Critical
Vulnerabilities in SharePoint Could Allow Elevation of Privilege (2780176)
Published Date: March 12, 2013
Version: 1.0
General Information
Executive Summary
This security update resolves four privately reported vulnerabilities Microsoft
SharePoint and Microsoft SharePoint Foundation. The most severe vulnerabilities
could allow elevation of privilege if a user clicks a specially crafted URL
that takes the user to a targeted SharePoint site.
This security update is rated Critical for all supported editions of Microsoft
SharePoint Server 2010 and rated Important for all supported editions of
Microsoft SharePoint Foundation 2010.
Affected Software
Microsoft SharePoint Server 2010 Service Pack 1
Microsoft SharePoint Foundation 2010 Service Pack 1 (2687418)
Vulnerability Information
Callback Function Vulnerability - CVE-2013-0080
An elevation of privilege exists in Microsoft SharePoint Server. An attacker
who successfully exploited this vulnerability could allow an attacker, after
obtaining sensitive system data, elevate their access to the server.
SharePoint XSS Vulnerability - CVE-2013-0083
An elevation of privilege exists in Microsoft SharePoint Server. An attacker
who successfully exploited this vulnerability could potentially issue SharePoint
commands in the context of an administrative user on the site.
SharePoint Directory Traversal Vulnerability - CVE-2013-0084
An elevation of privilege exists in Microsoft SharePoint Server. An attacker
who successfully exploited this vulnerability could allow an attacker, after
obtaining sensitive system data, elevate their access to the server.
Buffer Overflow Vulnerability - CVE-2013-0085
A denial of service vulnerability exists in Microsoft SharePoint Server. An
attacker who successfully exploited this vulnerability could cause the W3WP
process on an affected version of SharePoint Server to terminate, causing the
SharePoint site, and any other sites running under that process, to become
unavailable until the process is restarted.
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