#VU1227 Buffer overflow in Microsoft products - CVE-2006-1540
Vulnerability identifier: #VU1227
Vulnerability risk: Critical
CVSSv4.0: [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Red]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Network
Exploit availability: Yes
Vulnerable software:
Microsoft Office
Client/Desktop applications /
Office applications
Microsoft Office for Mac
Client/Desktop applications /
Office applications
Microsoft Project
Client/Desktop applications /
Office applications
Microsoft Visio
Client/Desktop applications /
Office applications
Vendor: Microsoft
Description
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to boundary error when handling malformed strings in Office documents. A remote attacker can create a specially crafted Office file, trick the victim into opening it and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability results in compromise of vulnerable system.
Note: this vulnerability is being actively exploited.
Mitigation
Install update from vendor's website:
- Microsoft Office 2003 Service Pack 1 or Service Pack 2 - Download the update (KB917151)
- Microsoft Office XP Service Pack 3 - Download the update (KB917150)
- Microsoft Office 2000 Service Pack 3 - Download the update (KB917152)
- Microsoft Project 2002 Service Pack 1 - Download the update (KB917150)
- Microsoft Visio 2002 Service Pack 2 - Download the update (KB917150)
- Microsoft Project 2000 Service Release 1 Download the update (KB917152)
- Microsoft Office 2004 for Mac
- Microsoft Office v. X for Mac
Vulnerable software versions
Microsoft Office: XP, 2000, 2003
Microsoft Office for Mac: v.X - 2004
Microsoft Project: 2000, 2002
Microsoft Visio: 2002
External links
http://technet.microsoft.com/en-us/library/security/ms06-038.aspx
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?
No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.
