Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2011.0817 Vulnerability in Remote Access Service NDISTAPI Driver Could Allow Elevation of Privilege 10 August 2011 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Microsoft Windows Publisher: Microsoft Operating System: Windows XP Windows Server 2003 Impact/Access: Administrator Compromise -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2011-1974 Original Bulletin: http://www.microsoft.com/technet/security/bulletin/MS11-062.mspx - --------------------------BEGIN INCLUDED TEXT-------------------- Microsoft Security Bulletin MS11-062 - Important Vulnerability in Remote Access Service NDISTAPI Driver Could Allow Elevation of Privilege (2566454) Published: August 09, 2011 Version: 1.0 General Information Executive Summary This security update resolves a privately reported vulnerability in all supported editions of Windows XP and Windows Server 2003. This security update is rated Important for all supported editions of Windows XP and Windows Server 2003. Windows Vista, Windows Server 2008, Windows 7, and Windows Server 2008 R2 are not affected by the vulnerability. For more information, see the subsection, Affected and Non-Affected Software, in this section. The vulnerability could allow elevation of privilege if an attacker logs on to an affected system and runs a specially crafted application designed to exploit the vulnerability and take complete control over the affected system. An attacker must have valid logon credentials and be able to log on locally to exploit this vulnerability. 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 Vulnerability Information NDISTAPI Elevation of Privilege Vulnerability - CVE-2011-1974 An elevation of privilege vulnerability exists in the Remote Access Service NDISTAPI driver. The vulnerability is caused when the NDISTAPI driver improperly validates user-supplied input when passing data from user mode to the Windows kernel. A local attacker who successfully exploited this vulnerability could execute arbitrary code and take complete control of an affected system. The 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 iQIVAwUBTkHPwO4yVqjM2NGpAQJHHQ//bTuMjrVpLMsXr0nBngWgfWYDAgfejyz1 QlQTAi7vFsinUqj085ZFXsF/mVVyrSgpIaBceZxAGr7BpwBilSUqxXMkE7dKYNuT r7yw5N1JfqybS1Ndr/vtGCRZOBlCOhafnXlZG+4yXYQs0A02vZMkE2LCL03gUjpD fmV0CV7uZRzS9odQ2VdPsFyefsAvveIR/xad1ayfEIwviTKzeydBNYpdLwgPtWQ6 5uKt9Ulr2iH6uerbt8Ds74zZMx0IAPkOvoMPYLWRkB+VV/i1q1TWlGvb1/U7kMo0 C5A0Su+9C9KxXZGqjjUBkvi7f37njPuRuoaiqcPRgKXDrHOAtqtq6NB7axt/C5yp BNxliycM9J9712xBHHjFpgl/6ax4HmnK5ZolQP8sYlptIl+ZEwlS7r0RtQ6PIhHO spUzpU7/DR4v4wJ5n2NJwyM9IzWnaTVR0QYeCOOS6fep5XhE8y8kMAYApipeEY1w WAyQ44RO+7QzBgEP7IijGopQe5xxRc3pTY6oey4Bkbg0gIGrRgLeDb/DnFur251y 1YmtHKxqe2++Osx7UjV2KYxhFPojB1/O8JLgBN2V8VPAhwPcTlWwt19y9eKlNgnO ZYfXJS+Vjy0/3so6QW+EfvJ8Bhq7emN60ikD4geQgNu01lTh6YNdMywA4YBO2bQg 12MyKk+4FNM= =I0Tm -----END PGP SIGNATURE-----