Content

(MS06-062) Microsoft Office Improper Memory Access Vulnerability (922581)

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
Medium
CVE reference
CVE-2006-3434,
Vendor Status
Responded and patched
Vulnerable systems
Windows XP  SP0 - SP2,
Windows 2003  SP0 - SP1,
Windows 2000  SP4,
Office 2000  SP3,
Microsoft OfficeXP   SP3,
Office 2003  SP1-SP2,
Office for Mac  X,
Office for Mac  2004,
Microsoft Visio  2002 SP2,
Microsoft Project  2000 SR1,
Microsoft Project  2002 SP2,
Summary
A vulnerability is present in Microsoft Office that may allow for arbitrary code execution. This issue may be exploited when visiting a malicious website or opening a specially-crafted email attachment.

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Description

Microsoft Office is an industry-standard office productivity suite. A vulnerability in Microsoft Office exists that may allow for arbitrary code execution. The flaw involves processing of Office documents with malformed strings. Code execution is at the rights level of the victim's user account rights level. Successful exploitation can be accomplished by coercing a victim to a website hosting the malicious document and having them download and open it. Alternately, the malicious document would need to be opened from an email attachment.

McAfee Product Mitigation & Recommendations

Recommendations

Download and install the patch available from Microsoft(922581): http://www.microsoft.com/technet/security/Bulletin/MS06-062.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:
(MS06-062) Microsoft Office Improper Memory Access Vulnerability (922581)
Signature identifier:
4659
Release date:
10/10/2006
McAfee Intrushield

This signature provides coverage for this vulnerability. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.

Signature:
PowerPoint_Malformed_Record_Vulnerability
Signature identifier:
0x4022BD00
Release date:
10/10/2006
First released in:
sigset 3.1.23
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

VSE8.0i and MVS protect against many buffer overflow exploits. McAfee Avert Labs will update DAT coverage for this vulnerability as new threats emerge.

Signature:
Buffer Overflow Protection
Release date:
8/30/2004
First released in:
build 131

Additional Resources

Microsoft Security Bulletin: Vulnerabilities in Microsoft Office Could Lead to Remote Code Execution (922581)

http://www.microsoft.com/technet/security/Bulletin/MS06-062.mspx

Vulnerability Summary CVE-2006-3434

http://nvd.nist.gov/nvd.cfm?cvename=CVE-2006-3434

Critical Vulnerability Affecting Microsoft Office

http://www.fortinet.com/FortiGuardCenter/advisory/FG-2006-27.html

All Information

Timeline -

10/10/2006

Vendor has provided a patch.

10/10/2006

Vulnerability information has been publicly disclosed.

10/10/2006

Vulnerability information has been publicly disclosed.

Description -

Microsoft Office is an industry-standard office productivity suite. A vulnerability in Microsoft Office exists that may allow for arbitrary code execution. The flaw involves processing of Office documents with malformed strings. Code execution is at the rights level of the victim's user account rights level. Successful exploitation can be accomplished by coercing a victim to a website hosting the malicious document and having them download and open it. Alternately, the malicious document would need to be opened from an email attachment.

McAfee Product Mitigation & Recommendations

Recommendations -

Download and install the patch available from Microsoft(922581): http://www.microsoft.com/technet/security/Bulletin/MS06-062.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:
(MS06-062) Microsoft Office Improper Memory Access Vulnerability (922581)
Signature identifier:
4659
Release date:
10/10/2006
McAfee Intrushield

This signature provides coverage for this vulnerability. McAfee Avert Labs will continue to update our coverage, as needed, as new exploit vectors are discovered and as new threats emerge.

Signature:
PowerPoint_Malformed_Record_Vulnerability
Signature identifier:
0x4022BD00
Release date:
10/10/2006
First released in:
sigset 3.1.23
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

VSE8.0i and MVS protect against many buffer overflow exploits. McAfee Avert Labs will update DAT coverage for this vulnerability as new threats emerge.

Signature:
Buffer Overflow Protection
Release date:
8/30/2004
First released in:
build 131

Additional Resources

Additional Resources -

Microsoft Security Bulletin: Vulnerabilities in Microsoft Office Could Lead to Remote Code Execution (922581)

http://www.microsoft.com/technet/security/Bulletin/MS06-062.mspx

Vulnerability Summary CVE-2006-3434

http://nvd.nist.gov/nvd.cfm?cvename=CVE-2006-3434

Critical Vulnerability Affecting Microsoft Office

http://www.fortinet.com/FortiGuardCenter/advisory/FG-2006-27.html