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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2011.0818 Vulnerability in Windows Client/Server Run-time Subsystem Could Allow Elevation of Privilege 10 August 2011 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Microsoft Windows Publisher: Microsoft Operating System: Windows XP Windows Vista Windows 7 Windows Server 2003 Windows Server 2008 Windows Server 2008 R2 Impact/Access: Administrator Compromise -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2011-1967 Original Bulletin: http://www.microsoft.com/technet/security/bulletin/MS11-063.mspx - --------------------------BEGIN INCLUDED TEXT-------------------- Microsoft Security Bulletin MS11-063 - Important Vulnerability in Windows Client/Server Run-time Subsystem Could Allow Elevation of Privilege (2567680) Published: August 09, 2011 Version: 1.0 General Information Executive Summary This security update resolves a privately reported vulnerability in Microsoft Windows. The vulnerability could allow elevation of privilege if an attacker logs on to an affected system and runs a specially crafted application designed to send a device event message to a higher-integrity process. An attacker must have valid logon credentials and be able to log on locally to exploit this vulnerability. This security update is rated Important for all supported versions of Microsoft Windows. For more information, see the subsection, Affected and Non-Affected Software, in this section. Affected Software Windows XP Service Pack 3 Windows XP Professional x64 Edition Service Pack 2 Windows Server 2003 Service Pack 2 Windows Server 2003 x64 Edition Service Pack 2 Windows Server 2003 with SP2 for Itanium-based Systems Windows Vista Service Pack 2 Windows Vista x64 Edition Service Pack 2 Windows Server 2008 for 32-bit Systems Service Pack 2* Windows Server 2008 for x64-based Systems Service Pack 2* Windows Server 2008 for Itanium-based Systems Service Pack 2 Windows 7 for 32-bit Systems Windows 7 for 32-bit Systems Service Pack 1 Windows 7 for x64-based Systems Windows 7 for x64-based Systems Service Pack 1 Windows Server 2008 R2 for x64-based Systems Windows Server 2008 R2 for x64-based Systems Service Pack 1 Windows Server 2008 R2 for Itanium-based Systems Windows Server 2008 R2 for Itanium-based Systems Service Pack 1 Vulnerability Information CSRSS Vulnerability - CVE-2011-1967 An elevation of privilege vulnerability exists in the Client/Server Run-time Subsystem (CSRSS), allowing arbitrary code to be executed in the context of another process. If this process runs with administrator privileges, an attacker could then install programs; view, change, or delete data; or create new accounts with full user rights. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBTkHP3u4yVqjM2NGpAQJrXxAAv9YahmDTovZEOj6qDewrFHXwZg1oQ3G/ hggWVPPVxLV1A+zmKmXt0Ta5gKChCwMgZXoACYvX8yh2WCw2MyQGmCyFkmf+O+eC d27G0jWOODrwpJz3DhUF29+ilHhFtXBaB1UCx50gyzDIVfTCTRiPVhsZHUkXGap6 Cv05Ho7QEy9FPlWJSKSw/SBL6V35GY/Mtka0jNXOJ5lHBZ2npcTXR2E6o24Th5jV pG7/S3J37CYCZYrRVr323TwzU8mom3Mb9SkEPewq49qmEz4o6YDr15bi36/H2W+j TxB41ToHcV2JDRDfcPgE7Ml7t3HcM5/rOPfLhnJqV6jS0t19RA2g9oUj5xNZj/L1 teTiVpMEchHBr2vdtk9mHkLHQWdLjgovPzxL1eC4edqs9KRzH3XzSY9FbRQC3kYh ccTIaWmKtkMQqqBF42qReJMkWsiQklmiAFP/oEbZSem2F/6L27rgQmXCRx3wBhdv Kr/7T+xqJFUaWCRy0NDfsgfE6bQD5MZv+bX2Qy3pwv/rz6yz/Lxi8cYR/F/Y+2RX IC/9WWVCEvzjMj+kfB45r0hVjT2fRCH7l23uiM9/WCHWVppjS13wSIDvcRbjJwSM Rt3sidVMnP1pJLqodCl1YV0Ow2x9lbqYPVK3CTaR5gQGweyRVJucv9rwozvGb8J9 ZgpjizomPp4= =MFHp -----END PGP SIGNATURE-----