US-CERT Technical Cyber Security Alert TA06-220A -- Microsoft Windows, Office, and Internet Explorer Vulnerabilities





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National Cyber Alert System

Technical Cyber Security Alert TA06-220A

Microsoft Windows, Office, and Internet Explorer Vulnerabilities

Original release date: August 08, 2006
Last revised: --
Source: US-CERT


Systems Affected

* Microsoft Windows
* Microsoft Office (Windows and Mac)
* Microsoft Internet Explorer


Overview

Microsoft has released updates that address critical
vulnerabilities in Microsoft Windows, Office, and Internet
Explorer. Exploitation of these vulnerabilities could allow a
remote, unauthenticated attacker to execute arbitrary code or cause
a denial of service on a vulnerable system.

Note that one of the updates released today addresses a critical
vulnerability in the Microsoft Server Service (MS06-040). We have
received reports that this vulnerability is actively being
exploited.

The most recent version of this document can be found at:

<http://www.us-cert.gov/cas/techalerts/TA06-220A.html>


I. Description

Microsoft Security Bulletin Summary for August 2006 addresses
vulnerabilities in Microsoft products including Windows, Office,
and Internet Explorer.

One of the updates released today addresses a critical
vulnerability in the Microsoft Server Service (MS06-040). More
details are available in Vulnerability Note VU#650769.

Note that we have received reports that VU#650769 is actively being
exploited.


II. Impact

A remote, unauthenticated attacker could execute arbitrary code on
a vulnerable system. An attacker may also be able to cause a denial
of service.


III. Solution

Apply updates from Microsoft

Microsoft has provided updates for these vulnerabilities in the
Security Bulletins released on August 8, 2006.

When prioritizing, it is strongly encouraged that the update for
VU#650769 be applied first.

Updates for Microsoft Windows and Microsoft Office XP and later are
available on the Microsoft Update site. Microsoft Office 2000 updates
are available on the Microsoft Office Update site. Apple Mac OS X
users should obtain updates from the Mactopia web site.

System administrators may wish to consider using Windows Server Update
Services (WSUS).


Appendix B. References

* Microsoft Security Bulletin Summary for August 2006 -
<http://www.microsoft.com/technet/security/bulletin/ms06-aug.mspx>

* US-CERT Vulnerability Note VU#650769 -
<http://www.kb.cert.org/vuls/id/650769>

* US-CERT Vulnerability Notes -
<http://www.kb.cert.org/vuls/byid?searchview&query=ms06-aug>

* Microsoft Update - <https://update.microsoft.com/microsoftupdate/>

* Microsoft Office Update - <http://officeupdate.microsoft.com/>

* Mactopia - <http://www.microsoft.com/mac>

* Windows Server Update Services -
<http://www.microsoft.com/windowsserversystem/updateservices/defau
lt.mspx>


____________________________________________________________________

The most recent version of this document can be found at:

<http://www.us-cert.gov/cas/techalerts/TA06-220A.html>
____________________________________________________________________

Feedback can be directed to US-CERT Technical Staff. Please send
email to <cert@xxxxxxxx> with "TA06-220A Feedback VU#650769" in the
subject.
____________________________________________________________________

For instructions on subscribing to or unsubscribing from this
mailing list, visit <http://www.us-cert.gov/cas/signup.html>.
____________________________________________________________________

Produced 2006 by US-CERT, a government organization.

Terms of use:

<http://www.us-cert.gov/legal.html>
____________________________________________________________________


Revision History

Aug 8, 2006: Initial release

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