U radu programskog paketa Microsoft Dynamics AX Enterprise Portal uočena je nova sigurnosna ranjivost koju udaljeni napadač može iskoristiti za dobivanje većih privilegija u sustavu.

Microsoft Security Bulletin MS12-040 - Important
Vulnerability in Microsoft Dynamics AX Enterprise Portal Could Allow Elevation of Privilege (2709100)

Published: Tuesday, June 12, 2012

Version: 1.0
General Information
Executive Summary

This security update resolves one privately reported vulnerability in Microsoft Dynamics AX Enterprise Portal. The vulnerability could allow elevation of privilege if a user clicks a specially crafted URL or visits a specially crafted website. In an email attack scenario, an attacker could exploit the vulnerability by sending an email message that contains the specially crafted URL to the user of the targeted Microsoft Dynamics AX Enterprise Portal site and by convincing the user to click the specially crafted URL. Internet Explorer 8 and Internet Explorer 9 users browsing to a Microsoft Dynamics AX Enterprise Portal site in the Internet Zone are at a reduced risk. By default, the XSS Filter in Internet Explorer 8 and Internet Explorer 9 prevents this attack in the Internet Zone. However, the XSS Filter in Internet Explorer 8 and Internet Explorer 9 is not enabled by default in the Intranet Zone.

This security update is rated Important for all supported editions of Microsoft Dynamics AX 2012 Enterprise Portal. For more information, see the subsection, Affected and Non-Affected Software, in this section.

The security update addresses the vulnerability by correcting the way that Microsoft Dynamics AX 2012 Enterprise Portal validates and sanitizes user input. For more information about the vulnerability, see the Frequently Asked Questions (FAQ) subsection for the specific vulnerability entry under the next section, Vulnerability Information.

Recommendation. Microsoft recommends that customers apply the update at the earliest opportunity.

Known Issues. Microsoft Knowledge Base Article 2709100 documents the currently known issues that customers may experience when installing this security update. The article also documents recommended solutions for these issues.
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Affected and Non-Affected Software

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, visit Microsoft Support Lifecycle.

Affected Software
Software	Component	Maximum Security Impact	Aggregate Severity Rating	Updates Replaced
Microsoft Dynamics AX 2012 	Microsoft Dynamics AX 2012 Enterprise Portal[1]
(KB2706738)

Microsoft Dynamics AX 2012 Enterprise Portal[1]
(KB2710639)

Microsoft Dynamics AX 2012 Enterprise Portal[1]
(KB2711239)	Elevation of Privilege	Important	None

[1]This update is available from the Microsoft Download Center and the Microsoft Dynamics CustomerSource and Microsoft Dynamics PartnerSource websites only. Please see the next section, Frequently Asked Questions (FAQ) Related to This Security Update.

Non-Affected Software
Software
Microsoft Dynamics AX 2009 Service Pack 1
Microsoft Dynamics AX 4.0 Service Pack 2
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Frequently Asked Questions (FAQ) Related to This Security Update
Vulnerability Information
Severity Ratings and Vulnerability Identifiers
Dynamics AX Enterprise Portal XSS Vulnerability - CVE-2012-1857
Update Information
Detection and Deployment Tools and Guidance
Security Update Deployment
Other Information
Acknowledgments

Microsoft thanks the following for working with us to help protect customers:

    Finian Mackin for reporting the Dynamics AX Enterprise Portal XSS Vulnerability (CVE-2012-1857)

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Microsoft Active Protections Program (MAPP)
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 visit the active protections websites provided by program partners, listed in Microsoft Active Protections Program (MAPP) Partners.
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Support

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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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.
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Revisions

    V1.0 (June 12, 2012): Bulletin published.