Microsoft OWC Spreadsheet component "=HOST()" formula could be used to execute arbitrary script through Internet Explorer
| owc-spreadsheet-host-script-execution (8777) |  Medium Risk |
Description:
Microsoft Office Web Components (OWC) could allow a remote attacker to execute arbitrary script on the vulnerable system. A remote attacker using the Spreadsheet component in OWC 2000 and 2002 could create a malicious Web page that uses the setTimeout method in the ""=HOST()" formula to alter the Document Object Model (DOM) and execute arbitrary script on a victim's system, if the Web page is visited using Microsoft Internet Explorer.
Platforms Affected:
- Microsoft, BackOffice 2000
- Microsoft, BizTalk Server 2000
- Microsoft, BizTalk Server 2002
- Microsoft, Commerce Server 2000
- Microsoft, Commerce Server 2002
- Microsoft, ISA Server 2000
- Microsoft, Money 2002
- Microsoft, Money 2003
- Microsoft, Office 2000
- Microsoft, Office XP
- Microsoft, Office Web Components 2000
- Microsoft, Office Web Components 2002
- Microsoft, Project 2002
- Microsoft, Project Server 2002
- Microsoft, Small Business Server 2000
Remedy:
Apply the appropriate patch for your system, as listed in Microsoft Security Bulletin MS02-044. See References.
Consequences:
Gain Access
References:
- CIAC Information Bulletin M-117, Microsoft Office Web Components Vulnerabilities at http://www.ciac.org/ciac/bulletins/m-117.shtml.
- GreyMagic Security Advisory GM#005-IE, Scripting for the scriptless with OWC in IE at http://sec.greymagic.com/adv/gm005-ie/.
- Internet Security Systems Security Alert, August 22, 2002, Multiple Vulnerabilities in Microsoft Office Web Components at http://bvlive01.iss.net/issEn/delivery/xforce/alertdetail.jsp?oid=21023.
- Microsoft Office Download Center, Office XP Tool: Web Components at http://office.microsoft.com/downloads/2002/owc10.aspx.
- Microsoft Security Bulletin MS02-044, Unsafe Functions in Office Web Components (Q328130) at http://www.microsoft.com/technet/security/bulletin/ms02-044.mspx.
- BID-4449: Microsoft Office Web Components Active Script Execution Vulnerability
- CVE-2002-0727: The Host function in Microsoft Office Web Components (OWC) 2000 and 2002 is exposed in components that are marked as safe for scripting, which allows remote attackers to execute arbitrary commands via the setTimeout method.
- OSVDB ID: 3006: Microsoft IE OWC Script Execution
Reported:
Apr 08, 2002
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