Vulnerability identifier: #VU1175

Vulnerability risk: Critical

CVSSv3.1: 9.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2006-2492

CWE-ID: CWE-120

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Word Viewer
Client/Desktop applications / Office applications
Microsoft Office
Client/Desktop applications / Office applications
Works Suite
Client/Desktop applications / Other client software

Vendor:
Microsoft

Description
The vulnerability allows a remote user to execute arbitrary code on the target system.

The weakness is due to buffer overflow. By persuading the victim to open a specially crafted Word file containing a malformed object pointer, a remote attacker can execute arbitrary code.
Successful exploitation of the vulnerability results in arbitrary code execution on the vulnerable system.

Note: this vulnerability was being actively exploited.

Mitigation
Microsoft Office 2000 Service Pack 3
Microsoft Word 2000 - https://www.microsoft.com/downloads/details.aspx?FamilyId=507D97B5-8B20-41B2-AE8B-27F2BF5198CD

Microsoft Office XP Service Pack 3
Microsoft Word 2002 - https://www.microsoft.com/downloads/details.aspx?FamilyId=4CDE644B-BE05-4680-B0EF-DF563095563C

Microsoft Office 2003 Service Pack 1 or Service Pack 2
Microsoft Word 2003 - https://www.microsoft.com/downloads/details.aspx?FamilyId=ADEA09B4-481A-4908-8B77-0630AC679CAC
Microsoft Word Viewer 2003 - https://www.microsoft.com/downloads/details.aspx?FamilyId=6089B843-61FF-469F-A38B-BD4FFEFF0552

Microsoft Works Suites:
Microsoft Works Suite 2000 - https://www.microsoft.com/downloads/details.aspx?FamilyId=507D97B5-8B20-41B2-AE8B-27F2BF5198CD
Microsoft Works Suite 2001 - https://www.microsoft.com/downloads/details.aspx?FamilyId=507D97B5-8B20-41B2-AE8B-27F2BF5198CD
Microsoft Works Suite 2002 - https://www.microsoft.com/downloads/details.aspx?FamilyId=4CDE644B-BE05-4680-B0EF-DF563095563C
Microsoft Works Suite 2003 - https://www.microsoft.com/downloads/details.aspx?FamilyId=4CDE644B-BE05-4680-B0EF-DF563095563C
Microsoft Works Suite 2004 - https://www.microsoft.com/downloads/details.aspx?FamilyId=4CDE644B-BE05-4680-B0EF-DF563095563C
Microsoft Works Suite 2005 - https://www.microsoft.com/downloads/details.aspx?FamilyId=4CDE644B-BE05-4680-B0EF-DF563095563C
Microsoft Works Suite 2006 - https://www.microsoft.com/downloads/details.aspx?FamilyId=4CDE644B-BE05-4680-B0EF-DF563095563C

Vulnerable software versions

:

Word Viewer: 2003

Works Suite: 2000 - 2006

Microsoft Office:

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External links
http://technet.microsoft.com/en-us/library/security/ms06-027.aspx

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.