Description: Some vulnerabilities have been reported in Microsoft Word, which can be exploited by malicious people to compromise a user's system.
1) An unspecified error within the handling of data in arrays can be exploited via a specially crafted Word document.
2) An unspecified error when handling objects in Word Document streams can be exploited to cause memory corruption via a specially crafted Word document.
NOTE: This vulnerability is currently being actively exploited.
3) An unspecified error when processing certain rich text (RTF) properties can be exploited to cause memory corruption via a specially crafted file.
Successful exploitation of the vulnerabilities allows execution of arbitrary 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) Reported by the vendor.
2) Discovered as a 0-day.
3) Discovered by an anonymous person and reported via iDefense Labs.
Changelog: 2007-05-08: Added additional information from Microsoft. Updated "Solution" section.
2007-05-09: Added additional information from iDefense Labs. Added links to US-CERT.
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