ZDI-08-086: Microsoft Office Word Document Table Property Stack Overflow Vulnerability http://www.zerodayinitiative.com/advisories/ZDI-08-086 December 9, 2008
-- CVE ID: CVE-2008-4837 -- Affected Vendors: Microsoft -- Affected Products: Microsoft Office Word -- Vulnerability Details: This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Microsoft Office Word. Exploitation requires that the attacker coerce the target into opening a malicious .DOC file. The specific flaw exists when processing a malformed table property within a Microsoft Word document. User-supplied data is copied into a stack-based buffer using a size that is calculated from the contents of the property. Exploitation can result in arbitrary code execution under the context of the current user. -- Vendor Response: Microsoft has issued an update to correct this vulnerability. More details can be found at: http://www.microsoft.com/technet/security/bulletin/MS08-072.mspx -- Disclosure Timeline: 2008-08-19 - Vulnerability reported to vendor 2008-12-09 - Coordinated public release of advisory -- Credit: This vulnerability was discovered by: * wushi&ling of team509 -- About the Zero Day Initiative (ZDI): Established by TippingPoint, The Zero Day Initiative (ZDI) represents a best-of-breed model for rewarding security researchers for responsibly disclosing discovered vulnerabilities. Researchers interested in getting paid for their security research through the ZDI can find more information and sign-up at: http://www.zerodayinitiative.com The ZDI is unique in how the acquired vulnerability information is used. TippingPoint does not re-sell the vulnerability details or any exploit code. Instead, upon notifying the affected product vendor, TippingPoint provides its customers with zero day protection through its intrusion prevention technology. Explicit details regarding the specifics of the vulnerability are not exposed to any parties until an official vendor patch is publicly available. Furthermore, with the altruistic aim of helping to secure a broader user base, TippingPoint provides this vulnerability information confidentially to security vendors (including competitors) who have a vulnerability protection or mitigation product. Our vulnerability disclosure policy is available online at: http://www.zerodayinitiative.com/advisories/disclosure_policy/ CONFIDENTIALITY NOTICE: This e-mail message, including any attachments, is being sent by 3Com for the sole use of the intended recipient(s) and may contain confidential, proprietary and/or privileged information. Any unauthorized review, use, disclosure and/or distribution by any recipient is prohibited. If you are not the intended recipient, please delete and/or destroy all copies of this message regardless of form and any included attachments and notify 3Com immediately by contacting the sender via reply e-mail or forwarding to 3Com at [EMAIL PROTECTED] _______________________________________________ Full-Disclosure - We believe in it. Charter: http://lists.grok.org.uk/full-disclosure-charter.html Hosted and sponsored by Secunia - http://secunia.com/
