The Wininet.dll file does not handle redirection from an HTTPS URL to an HTTP URL in Windows XP with Service Pack 2 (907301)


The information in this article applies to:

  • Microsoft Internet Explorer 6.0, when used with:
    • Microsoft Windows XP Professional Service Pack 2 (SP2)
    • Microsoft Windows XP Home Edition Service Pack 2 (SP2)
    • Microsoft Windows XP Media Center Edition Service Pack 2 (SP2)
    • Microsoft Windows XP Tablet PC Edition Service Pack 2 (SP2)
Important This article contains information about how to modify the registry. Make sure to 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

SYMPTOMS

The Wininet.dll file does not handle redirection from an HTTPS URL to an HTTP URL in Microsoft Windows XP with Service Pack 2.

CAUSE

This problem occurs because of a security check in the Wininet.dll file. The security check prevents the Wininet.dll file from handling the redirection if the referrer header is not present in the request header.

RESOLUTION

Hotfix information

A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next Windows XP service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.

Prerequisites

There are no prerequisites.

Restart requirement

You must 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 tool in Control Panel.
File nameFile versionFile sizeDateTimePlatform
Wininet.dll6.0.2900.2771660,48007-Oct-200516:59x86

STATUS

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

MORE 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 your operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.

After you install the hotfix, create the FEATURE_ALLOW_HTTPS_REDIRECT_WITHOUT_REFERRER_KB907301 registry key. 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_ALLOW_HTTPS_REDIRECT_WITHOUT_REFERRER_KB907301, and then press ENTER.
  5. On the Edit menu, point to New, and then click DWORD Value.
  6. Type iexplore.exe, and then press ENTER.
  7. Right-click iexplore.exe, and then click Modify.
  8. Type 1 in the Value data box, and then click OK.
  9. Exit Registry Editor.
For more information, 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

Modification Type:MinorLast Reviewed:7/26/2006
Keywords:kbQFE kbHotfixServer kbWinXPsp3fix kbWinXPpreSP3fix kbfix kbbug kbpubtypekc KB907301 kbAudITPRO
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