Microsoft KB Archive/932044

= A Web site cannot set a cookie if the Domain attribute is in uppercase characters and has an odd number of characters in Internet Explorer 7 =

Article ID: 932044

Article Last Modified on 10/27/2007

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APPLIES TO

 Windows Internet Explorer 7, when used with:  Windows Vista Home Basic

 Windows Vista Home Premium

 Windows Vista Ultimate

 Windows Vista Business</li></ul>

 Windows Vista Enterprise</li></ul>

 Windows Vista Starter</li></ul>

 Windows Vista Home Basic 64-bit edition</li></ul>

 Windows Vista Home Premium 64-bit edition</li></ul>

 Windows Vista Business 64-bit edition</li></ul>

 Windows Vista Enterprise 64-bit edition</li></ul>

 Microsoft Windows Server 2003, Standard Edition (32-bit x86)</li></ul>

 Microsoft Windows Server 2003, Enterprise Edition</li></ul>

<ul> <li>Microsoft Windows Server 2003, Datacenter Edition (32-bit x86)</li></ul>

<ul> <li>Microsoft Windows Server 2003, Web Edition</li></ul>

<ul> <li>Microsoft Windows XP Home Edition</li></ul>

<ul> <li>Microsoft Windows XP Professional</li></ul> </li></ul>

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<div class="notice_section">

Important This article contains information about how to modify the registry. Make sure that you back up the registry before you modify it. Make sure that you know how to restore the registry if a problem occurs. For more information about how to back up, restore, and modify the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows registry

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SYMPTOMS
In Windows Internet Explorer 7, a Web site cannot set a cookie if the following conditions are true:
 * The Domain attribute is in uppercase characters.
 * The Domain attribute has an odd number of characters.

Note The initial dot is not included in the number of characters. For example, if the cookie tries to set the .EUROPE.CORP.CONTOSO.COM domain name, the cookie cannot be set. This domain name has 23 characters.

<div class="resolution_section">

Security update information
To resolve this problem, install the most current cumulative security update for Internet Explorer. To install the most current updates, visit the following Microsoft Web site:

http://windowsupdate.microsoft.com

For more technical information about the most current cumulative security update for Internet Explorer, visit the following Microsoft Web site:

http://www.microsoft.com/technet/security/current.aspx

Note This fix was first included in security update 937143 (MS07-045). For more information, click the following article number to view the article in the Microsoft Knowledge Base:

937143 MS07-045: Cumulative Security Update for Internet Explorer

Prerequisites
You must have Windows Internet Explorer 7 installed to apply this hotfix.

Restart requirement
You have to restart the computer after you apply this hotfix.

Hotfix replacement information
This hotfix does not replace any other hotfixes.

File information
The English version of this hotfix has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Registry information
Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require that you reinstall the operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.

You must add a new registry entry to enable this hotfix. To do this, follow these steps: <ol> <li>Click Start, click Run, type regedit, and then click OK.</li> <li>Locate and then click the following registry subkey:

</li> <li>On the Edit menu, point to New, and then click Key.</li> <li>Type FEATURE_COOKIE_KB932044, and then press ENTER to name the new entry.</li> <li>On the Edit menu, point to New, and then click DWORD Value.</li> <li>Type iexplore.exe, and then press ENTER to name the new entry.</li> <li>On the Edit menu, click Modify, type 1 in the Value data box, and then click OK.</li> <li>Exit Registry Editor.</li></ol>

<div class="workaround_section">

WORKAROUND
To work around this problem, use lowercase characters for the Domain attribute when you set the cookie.

<div class="status_section">

STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the &quot;Applies to&quot; section.

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MORE INFORMATION
For more information about a similar problem in Internet Explorer 6, click the following article number to view the article in the Microsoft Knowledge Base:

932043 A Web site cannot set a cookie if the Domain attribute is in uppercase characters and has an odd number of characters in Internet Explorer 6

For more information about the terms that are used to describe software updates, click the following article number to view the article in the Microsoft Knowledge Base:

824684 Description of the standard terminology that is used to describe Microsoft software updates

Keywords: kbfix kbqfe kbpubtypekc atdownload kbexpertiseinter kbhotfixserver KB932044

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