Req #43439 [Opn]: PHP Cookie expiration (2)

From: Date: Sat, 31 Mar 2012 03:28:55 +0000
Subject: Req #43439 [Opn]: PHP Cookie expiration (2)
References: 1  Groups: php.bugs 
Request: Send a blank email to php-bugs+get-169049@lists.php.net to get a copy of this message
Edit report at https://bugs.php.net/bug.php?id=43439&edit=1

 ID:                 43439
 Updated by:         yohgaki@php.net
 Reported by:        bnies at bluewin dot ch
 Summary:            PHP Cookie expiration (2)
 Status:             Open
 Type:               Feature/Change Request
 Package:            Session related
 Operating System:   Solaris 9
 PHP Version:        5.2.5
-Assigned To:        
+Assigned To:        yohgaki
 Block user comment: N
 Private report:     N

 New Comment:

Sounds reasonable


Previous Comments:
------------------------------------------------------------------------
[2007-11-28 10:57:08] bnies at bluewin dot ch

Description:
------------
Concerning Bug #43226 because it was set to 'bogus' and additional comments are not
allowed.

First: I did not ask for support.

The issue I submitted is concerning the HTTP headers that the PHP function session_unregister()
sends to the browser.

My suggestion was to send Cookie Expires and Cookie Max-Age together when unregistering a PHP
session to make sure that even with broken proxy or browser implementations the session gets
terminated.

This problem came across a broken proxy implementation that only treated the Max-Age option and
ignored the Expires option and then sent the session cookie with the value 'deleted' back
to the PHP application which then treated it as a valid session.

See:

https://sourceforge.net/tracker/index.php?func=detail&aid=1829098&group_id=311&atid=100311

I don't mess with computer's time but some internet users might do this and change the
date to use expired software licenses. I don't know if the PHP application or PHP itself sets
the cookie expires date to one year in the past. Maybe setting it to 1 January 1980 00:00 GMT is the
safest way.

Bye,
Bernd



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Edit this bug report at https://bugs.php.net/bug.php?id=43439&edit=1


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