Content
(MS07-014) Microsoft Word Count Vulnerability (929434)
- Type
- Buffer Overflow
- Impact of exploitation
- Remote Code Execution
- User Interaction
- user interaction is needed
- Attack Vector
- Website or e-mail with malicious content
- Rating
- High
- CVE reference
- CVE-2006-6561,
- Vendor Status
- Responded and patched
- Vulnerable systems
- Windows XP SP0 - SP2,
- Windows 2003 SP0 - SP1,
- Office 2000 SP3,
- Office XP SP3,
- Office 2003 SP2,
- Office for Mac 2004,
- Microsoft Works Suite 2004,
- Microsoft Works Suite 2005,
- Microsoft Works Suite 2006,
- Windows 2000 SP4,
- Summary
- A vulnerability exists in Microsoft Word that could allow for arbitrary code execution. This could be exploited successfully if a victim were to open a specially-crafted Word document obtained via an email attachment or downloaded from a malicious Website.
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Description
Microsoft Word is an industry-standard word-processing application. A vulnerability is present in Microsoft Word that may allow for arbitrary remote code execution. The flaw lies in the processing an unchecked count from a Microsoft Word document. The resulting memory corruption could allow a remote attacker to execute code at the rights-level of the victim.
McAfee Product Mitigation & Recommendations
Recommendations
Download and install the patch available from Microsoft (929434): http://www.microsoft.com/technet/security/Bulletin/MS07-014.mspx
McAfee Product Mitigation
McAfee Foundstone
This Foundstone vulnerability check can be used to assess if your systems are vulnerable and is expected to accurately identify if a system is vulnerable in many enterprise environments.
- Signature:
- Microsoft Word 0-Day Vulnerability III
- Signature identifier:
- 4800
- Release date:
- 12/14/2006
- First released in:
McAfee Intrushield
The following Intrushield User Defined Signature (UDS) protects against the known proof of concept for this buffer overflow vulnerability. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.
- Signature:
- UDS: Microsoft Malformed Word Document Detected
- Signature identifier:
- 0x40230700
- Release date:
- 12/13/2006
- First released in:
- sigset 3.1.27
McAfee Intrushield
McAfee Intrushield is proactively protecting customers against all known exploits of this buffer overflow vulnerability. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.
- Signature:
- HTTP: Potential Malicious Word Document
- Signature identifier:
- 0x40230700
- Release date:
- 12/28/2006
- First released in:
- sigset 3.1.28
McAfee Host IPS
Out of the box, HIPS protects against many buffer overflow exploits. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.
- Signature:
- Generic Buffer Overflow protection
- Signature identifier:
- 428
- Release date:
- 8/24/2000
- First released in:
- 2.0
McAfee VirusScan Enterprise 8.0i (VSE8.0i) / Managed Virus Scan (MVS) Buffer Overflow Protection
Out of the box, VSE8.0i and MVS protect against many buffer overflow exploits. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.
- Signature:
- Buffer Overflow Protection
- Release date:
- 8/30/2004
- First released in:
- build 131
Additional Resources
Microsoft Word Document Handling Memory Corruption and Code Execution Vulnerability.
http://www.frsirt.com/english/advisories/2006/4997
Microsoft Security Bulletin: Vulnerabilities in Microsoft Word Could Allow Remote Code Execution (929434)
http://www.microsoft.com/technet/security/Bulletin/MS07-014.mspx
All Information
Timeline -
2/13/2007
Vendor has provided a patch.
12/14/2006
Vulnerability information has been publicly disclosed.
12/14/2006
Technical exploitation information has been released.
12/12/2006
A proof of concept has been released.
Description -
Microsoft Word is an industry-standard word-processing application. A vulnerability is present in Microsoft Word that may allow for arbitrary remote code execution. The flaw lies in the processing an unchecked count from a Microsoft Word document. The resulting memory corruption could allow a remote attacker to execute code at the rights-level of the victim.
McAfee Product Mitigation & Recommendations
Recommendations -
Download and install the patch available from Microsoft (929434): http://www.microsoft.com/technet/security/Bulletin/MS07-014.mspx
McAfee Product Mitigation
McAfee Foundstone
This Foundstone vulnerability check can be used to assess if your systems are vulnerable and is expected to accurately identify if a system is vulnerable in many enterprise environments.
- Signature:
- Microsoft Word 0-Day Vulnerability III
- Signature identifier:
- 4800
- Release date:
- 12/14/2006
- First released in:
McAfee Intrushield
The following Intrushield User Defined Signature (UDS) protects against the known proof of concept for this buffer overflow vulnerability. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.
- Signature:
- UDS: Microsoft Malformed Word Document Detected
- Signature identifier:
- 0x40230700
- Release date:
- 12/13/2006
- First released in:
- sigset 3.1.27
McAfee Intrushield
McAfee Intrushield is proactively protecting customers against all known exploits of this buffer overflow vulnerability. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.
- Signature:
- HTTP: Potential Malicious Word Document
- Signature identifier:
- 0x40230700
- Release date:
- 12/28/2006
- First released in:
- sigset 3.1.28
McAfee Host IPS
Out of the box, HIPS protects against many buffer overflow exploits. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.
- Signature:
- Generic Buffer Overflow protection
- Signature identifier:
- 428
- Release date:
- 8/24/2000
- First released in:
- 2.0
McAfee VirusScan Enterprise 8.0i (VSE8.0i) / Managed Virus Scan (MVS) Buffer Overflow Protection
Out of the box, VSE8.0i and MVS protect against many buffer overflow exploits. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.
- Signature:
- Buffer Overflow Protection
- Release date:
- 8/30/2004
- First released in:
- build 131
Additional Resources
Additional Resources -
Microsoft Word Document Handling Memory Corruption and Code Execution Vulnerability.
http://www.frsirt.com/english/advisories/2006/4997
Microsoft Security Bulletin: Vulnerabilities in Microsoft Word Could Allow Remote Code Execution (929434)
http://www.microsoft.com/technet/security/Bulletin/MS07-014.mspx
