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

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Article ID: 932043 - View products that this article applies to.
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 Microsoft Internet Explorer 6, 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.

RESOLUTION

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://update.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

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem. This hotfix might receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next software update that contains this hotfix.

If the hotfix is available for download, there is a "Hotfix download available" section at the top of this Knowledge Base article. If this section does not appear, contact Microsoft Customer Service and Support to obtain the hotfix.

Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft Web site:
http://support.microsoft.com/contactus/?ws=support
Note The "Hotfix download available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

You must have Microsoft Windows XP Service Pack 2 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.
Collapse this tableExpand this table
File nameFile versionFile sizeDateTimePlatform
Wininet.dll6.0.2900.3089665,60022-Feb-200712:42x86

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:
  1. Click Start, click Run, type regedit, and then click OK.
  2. Locate and then click the following registry subkey:
    HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl
  3. On the Edit menu, point to New, and then click Key.
  4. Type FEATURE_COOKIE_KB932044, and then press ENTER to name the new entry.
  5. On the Edit menu, point to New, and then click DWORD Value.
  6. Type iexplore.exe, and then press ENTER to name the new entry.
  7. On the Edit menu, click Modify, type 1 in the Value data box, and then click OK.
  8. Exit Registry Editor.

WORKAROUND

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

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

MORE INFORMATION

For more information about a similar problem in Internet Explorer 7, click the following article number to view the article in the Microsoft Knowledge Base:
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
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

Properties

Article ID: 932043 - Last Review: October 8, 2011 - Revision: 4.0
APPLIES TO
  • Microsoft Internet Explorer 6.0, when used with:
    • Microsoft Windows XP Home Edition
    • Microsoft Windows XP Professional
Keywords: 
kbautohotfix kbfix kbexpertiseinter kbhotfixserver kbqfe KB932043

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