Microsoft Internet Explorer contains buffer overflow in Type attribute of OBJECT element on double-byte character set systems

2003-08-26T00:00:00
ID VU:334928
Type cert
Reporter CERT
Modified 2005-08-11T00:00:00

Description

Overview

Certain versions of Microsoft Internet Explorer (IE) that support double-byte character sets (DBCS) contain a buffer overflow vulnerability in the Type attribute of the OBJECT element. A remote attacker could execute arbitrary code with the privileges of the user running IE.

Description

Microsoft Security Bulletin MS03-032 and SNS Advisory No.68 describe a buffer overflow vulnerability in the Type attribute of the OBJECT element. This vulnerability only affects double-byte character set versions of IE (e.g. Japanese) and may be related to VU#679556/CAN-2003-0344/MS030-020.


Impact

By convincing a victim to view an HTML document (web site, HTML email message), a remote attacker could execute arbitrary code with the privileges of the victim.


Solution

Apply patch

Apply 822925 or a more recent cumulative patch for IE. See Microsoft Security Bulletin MS03-032.


Systems Affected

Vendor| Status| Date Notified| Date Updated
---|---|---|---
Microsoft Corporation| | 25 Aug 2003| 25 Aug 2003
If you are a vendor and your product is affected, let us know.

CVSS Metrics

Group | Score | Vector
---|---|---
Base | N/A | N/A
Temporal | N/A | N/A
Environmental | N/A | N/A

References

  • <http://www.lac.co.jp/security/english/snsadv_e/68_e.html>
  • <http://www.microsoft.com/technet/security/bulletin/MS03-032.asp>
  • <http://msdn.microsoft.com/workshop/author/dhtml/reference/objects/object.asp>
  • <http://xforce.iss.net/xforce/xfdb/12970>
  • <http://www.securityfocus.com/bid/7806>

Credit

Microsoft credits LAC/SNS for reporting this vulnerability. Information used in this document came from LAC/SNS and Microsoft.

This document was written by Art Manion.

Other Information

  • CVE IDs: CAN-2003-0701
  • CERT Advisory: CA-2003-22
  • Date Public: 20 Aug 2003
  • Date First Published: 26 Aug 2003
  • Date Last Updated: 11 Aug 2005
  • Severity Metric: 7.09
  • Document Revision: 16