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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2010.1141 Vulnerability in Consent User Interface Could Allow Elevation of Privilege (2442962) 15 December 2010 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Consent User Interface Publisher: Microsoft Operating System: Windows Vista Windows 7 Windows Server 2008 Impact/Access: Administrator Compromise -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2010-3961 Original Bulletin: http://www.microsoft.com/technet/security/Bulletin/MS10-100.mspx - --------------------------BEGIN INCLUDED TEXT-------------------- Microsoft Security Bulletin MS10-100 - Important Vulnerability in Consent User Interface Could Allow Elevation of Privilege (2442962) Version: 1.0 General Information Executive Summary This security update resolves a privately reported vulnerability in the Consent User Interface (UI). The vulnerability could allow elevation of privilege if an attacker runs a specially crafted application on an affected system. An attacker must have valid logon credentials and the SeImpersonatePrivilege and be able to log on locally to exploit this vulnerability. The vulnerability could not be exploited remotely or by anonymous users. This security update is rated Important for all supported editions of Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2. For more information, see the subsection, Affected and Non-Affected Software, in this section. The security update addresses the vulnerability by correcting the manner in which the Consent UI processes values read from the registry. For more information about the vulnerability, see the Frequently Asked Questions (FAQ) subsection for the specific vulnerability entry under the next section, Vulnerability Information. Affected Software Windows Vista Service Pack 1 Windows Vista Service Pack 2 Windows Vista x64 Edition Service Pack 1 Windows Vista x64 Edition Service Pack 2 Windows Server 2008 for 32-bit Systems Windows Server 2008 for 32-bit Systems Service Pack 2** Windows Server 2008 for x64-based Systems** Windows Server 2008 for x64-based Systems Service Pack 2** Windows Server 2008 for Itanium-based Systems Windows Server 2008 for Itanium-based Systems Service Pack 2 Windows 7 for 32-bit Systems Windows 7 for x64-based Systems Windows Server 2008 R2 for x64-based Systems** Windows Server 2008 R2 for Itanium-based Systems **Server Core installation not affected. Vulnerability Information Consent UI Impersonation Vulnerability - CVE-2010-3961 An elevation of privilege vulnerability exists in the way that the Consent User Interface (UI) improperly processes special values read from the registry. The vulnerability could allow an attacker to run code with elevated privileges. An attacker who successfully exploited this vulnerability could execute arbitrary code and take complete control of an affected system. 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: https://www.auscert.org.au/1967 iD8DBQFNCBzB/iFOrG6YcBERAvwAAJ9379lrVsJcIzBKIImSpTo+L/nVCgCdGKlX Mxg3eX5DiF5d5uJdy5Z3Fw0= =NA57 -----END PGP SIGNATURE-----