Description: Multiple vulnerabilities have been reported in Microsoft Word, which can be exploited by malicious people to compromise a user's system.
1) An unspecified boundary error in WINWORD.EXE when processing Word documents can be exploited to cause a buffer overflow via a specially crafted document.
NOTE: The vulnerability is being actively exploited.
2) An unspecified boundary error within the parsing of certain strings can be exploited to cause a buffer overflow via a specially crafted document.
3) An unspecified boundary error within the handling of mail merge files can be exploited to cause a buffer overflow via a specially crafted document.
4) An unspecified error within the parsing of certain strings can be exploited to execute arbitrary code via a specially crafted document.
Successful exploitation of the vulnerabilities allows execution of arbitary code.
Do you have this product installed on your home computer? Scan using the free Personal Software Inspector. Check if a vulnerable version is installed on computers in your corporate network, scan using the Network Software Inspector.
Provided and/or discovered by: 1) Discovered in the wild as a 0-day
2) The vendor credits Chen Xiaobo of McAfee Avert Labs
3) The vendor credits Cu Fang
4) The vendor credits Cu Fang
Changelog: 2006-09-06: Secunia confirms vulnerability. Added additional information.
2006-09-07: Added link to Microsoft security advisory. Added CVE reference. Added link to US-CERT.
2006-10-10: The vendor releases patches. Updated "Description", "Solution", and "Original Advisory" sections.
2006-10-13: Added link to US-CERT.
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