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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2012.1172 Vulnerability in Microsoft Word Could Allow Remote Code Execution (2780642) 11 December 2012 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Microsoft Word Publisher: Microsoft Operating System: Windows Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2012-2539 Original Bulletin: http://technet.microsoft.com/en-us/security/bulletin/ms12-079 - --------------------------BEGIN INCLUDED TEXT-------------------- Microsoft Security Bulletin MS12-079 - Critical Vulnerability in Microsoft Word Could Allow Remote Code Execution (2780642) Published Date: December 11, 2012 Version: 1.0 General Information Executive Summary This security update resolves a privately reported vulnerability in Microsoft Office. The vulnerability could allow remote code execution if a user opens a specially crafted RTF file using an affected version of Microsoft Office software, or previews or opens a specially crafted RTF email message in Outlook while using Microsoft Word as the email viewer. An attacker who successfully exploited the vulnerability could gain the same user rights as the current user. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights. This security update is rated Critical for all supported editions of Microsoft Word 2010 and Microsoft Word 2007. This security update is also rated Important for all supported editions of Microsoft Word 2003, and all supported versions of Microsoft Word Viewer, Microsoft Office Compatibility Pack, and Microsoft Office Web Apps. Affected Software Microsoft Word 2003 Service Pack 3 Microsoft Word 2007 Service Pack 2[1] Microsoft Word 2007 Service Pack 3[1] Microsoft Word 2010 Service Pack 1 (32-bit editions) Microsoft Word 2010 Service Pack 1 (64-bit editions) Microsoft Word Viewer Microsoft Office Compatibility Pack Service Pack 2 Microsoft Office Compatibility Pack Service Pack 3 [1]For Microsoft Office Word 2007, in addition to security update package KB2760421, customers also need to install the security update for Microsoft Office Compatibility Pack (KB2760416) to be protected from the vulnerability described in this bulletin. Vulnerability Information Word RTF 'listoverridecount' Remote Code Execution Vulnerability - CVE-2012-2539 A remote code execution vulnerability exists in the way that affected Microsoft Office software parses specially crafted Rich Text Format (RTF) data. An attacker who successfully exploited this vulnerability could 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. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative 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. 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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 iQIVAwUBUMfT5+4yVqjM2NGpAQL8ug/+Mt7HPWpCHqktS2KGJPSfBM0dhumRuBx7 9jIIZeO6PR4oMo55sYhdPrf9gysgI9PygU06vVD+FPsLppqZQTHhturmhd9ZKL8m 8IOI4EKY/LSZjbVxyJ6pNzMy1vbJPWhKDnZREUMFv5NwMqmJvl0sAEpPh2eNkDWR NkyKa4syqkrxyQuy75qQjtM8dK1wBr6EIXTLRz+QzuN1mwz7B7MQzg7CDnHF3hBc x4DJF0OcwhJggszerBLL2OYKIKzDw/hnsOAVhiw8UliiUWQWgG45vOxkEGS+ctyc CbWM7H4VitV3gWpt5x5Vpxa5sT63FoCq5q8WgZ/4tJy9oiEmNE59RSjfAtsvGZwf rJlZD6L2M8D9QBO41AVFabs545Epas6+tjZgd0H4CbmJBHjEzrMSz4i0EyoICCiX Tn8XORHxCzcizATlNn13oae5+npOj4knDIzbs3ZlK8ye5Z5Uave6gbVvwnUrx2HG EMUUu1+eyVYSHFRWG/U3Yu2kyv59dCn0vuuG/9WkADAVAx1QQPV0nHmeEvEHKI5t 636t5tlLrk5xngoYvNpuD7YCCz6oJQSsilrt8ZyvApiDlaX7adJ7a8GsHOXr9R0x x/llNCVqKRetj+sxC75/q/tB7p/56dPjazURoE8H49d5X4elI+3ggBhszefLvVX+ Ie8q/WYR2fw= =9CcR -----END PGP SIGNATURE-----