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Category:   Application (Generic)  >   PHP Vendors:   PHP Group
PHP FastCGI Module Request Processing Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1020994
SecurityTracker URL:  http://securitytracker.com/id/1020994
CVE Reference:   CVE-2008-3660   (Links to External Site)
Date:  Oct 7 2008
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 4.4.x prior to 4.4.9; 5.6 - 5.2.6
Description:   A vulnerability was reported in PHP when used as a FastCGI module. A remote user can cause denial of service conditions.

A remote user can send a specially crafted request with multiple dots preceding the extension (e.g., 'foo..php) to cause the target service to crash.

[Editor's note: This vulnerability was original corrected by the vendor in August 2008.]

Impact:   A remote user can cause the target application to crash.
Solution:   The vendor has issued a fix (4.4.9). A source code fix for 5.2.x is available.
Vendor URL:  www.php.net/ (Links to External Site)
Cause:   Input validation error
Underlying OS:   Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Apr 6 2009 (Red Hat Issues Fix) PHP FastCGI Module Request Processing Bug Lets Remote Users Deny Service   (bugzilla@redhat.com)
Red Hat has released a fix for Red Hat Enterprise Linux 3 and 4.
Apr 6 2009 (Red Hat Issues Fix) PHP FastCGI Module Request Processing Bug Lets Remote Users Deny Service   (bugzilla@redhat.com)
Red Hat has released a fix for Red Hat Enterprise Linux 5.
Apr 14 2009 (Red Hat Issues Fix) PHP FastCGI Module Request Processing Bug Lets Remote Users Deny Service   (bugzilla@redhat.com)
Red Hat has released a fix for Red Hat Application Stack v2.



 Source Message Contents

Date:  Tue, 7 Oct 2008 09:12:57 -0400
Subject:  PHP


CVE-2008-3660

PHP 4.4.x before 4.4.9 and PHP 5.6 through 5.2.6, when used as a FastCGI module, 
allows remote attackers to cause a denial of service (crash) via a request with 
multiple dots preceding the extension, as demonstrated using foo..php.
 
 


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