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Category:   Application (Web Server/CGI)  >   Apache mod_proxy Vendors:   Apache Software Foundation
Apache mod_proxy Interim Response Process Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1020267
SecurityTracker URL:  http://securitytracker.com/id/1020267
CVE Reference:   CVE-2008-2364   (Links to External Site)
Date:  Jun 12 2008
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  Exploit Included:  Yes  
Version(s): 2.0.63, 2.2.8
Description:   A vulnerability was reported in Apache mod_proxy. A remote user can cause denial of service conditions.

A remote server can send a large number of interim responses to cause the target proxy service to consume excessive memory.

The vulnerability resides in 'modules/proxy/mod_proxy_http.c'.

Ryujiro Shibuya reported this vulnerability.

Impact:   A remote user can cause the target service to consume excessive memory.
Solution:   The vendor has issued a source code fix, available at:

http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/proxy/mod_proxy_http.c?r1=666154&r2=666153&pathrev=666154

Vendor URL:  httpd.apache.org/ (Links to External Site)
Cause:   Resource error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Aug 28 2008 (HP Issues Fix for HP-UX) Apache mod_proxy Interim Response Process Bug Lets Remote Users Deny Service
HP has issued a fix for HP-UX 11.11, 11.23, and 11.31.
Sep 17 2008 (IBM Issues Fix for IBM HTTP Server) Apache mod_proxy Interim Response Process Bug Lets Remote Users Deny Service
IBM has issued a fix for IBM HTTP Server.
Nov 11 2008 (Red Hat Issues Fix) Apache mod_proxy Interim Response Process Bug Lets Remote Users Deny Service
Red Hat has released a fix for Red Hat Enterprise Linux 3, 4, and 5.
Dec 5 2008 (Red Hat Issues Fix) Apache mod_proxy Interim Response Process Bug Lets Remote Users Deny Service
Red Hat has released a fix for Red Hat Application Stack.
Dec 16 2008 (Sun Issues Advisory) Apache mod_proxy Interim Response Process Bug Lets Remote Users Deny Service
Sun has issued an advisory for Solaris 10.



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