Microsoft Windows Animated Cursor Vulnerability
Original release date: March 30, 2007
Last revised: April 3, 2007
Source: US-CERT
Note: This document was previously titled "Microsoft Windows ANI Vulnerability."
Systems Affected
Microsoft Windows 2000, XP, Server 2003, and Vista are affected. Affected applications include
- Microsoft Windows
- Microsoft Internet Explorer
- Microsoft Outlook
- Microsoft Outlook Express
- Microsoft Windows Mail
- Microsoft Windows Explorer
Overview
A vulnerability exists in Microsoft Windows that could allow an attacker to gain control of your computer. This vulnerability is being actively exploited.
Solution
Install updates
Microsoft has provided updates to remedy this and other vulnerabilities. To obtain these updates, visit the Microsoft Update web site. We also recommend enabling Automatic Updates.
Workarounds
Until you are able to install updates, the following may reduce the chances of successful exploitation:
- Do not follow unsolicited or suspicious linksDo not click unsolicited links received in email, instant messages, web forums, or internet relay chat (IRC) channels. Type URLs directly into the browser to avoid these misleading links.
- Do not open or read untrusted emailDo not open or read email that comes from unknown or untrusted sources.
Description
A vulnerability exists in Microsoft Windows that could allow an attacker to gain control of your computer. This vulnerability occurs when Microsoft Windows processes malicious animated cursor files. An attacker could exploit this vulnerability by convincing you to visit a malicious web site or open a malicious email message.
US-CERT is tracking this issue as VU#191609.
References
Feedback can be directed to US-CERT.
Produced 2007 by US-CERT, a government organization. Terms of use
Revision History
March 30, 2007: Initial release
April 3, 2007: Updated with release of MS07-017. Title changed, previous title was "Microsoft Windows ANI Vulnerability."