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Category:   Application (Web Server/CGI)  >   Apache Vendors:   Apache Software Foundation
Apache APR Library apr_fnmatch() Flaw Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1025527
SecurityTracker URL:  http://securitytracker.com/id/1025527
CVE Reference:   CVE-2011-0419   (Links to External Site)
Date:  May 12 2011
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2.2.0 - 2.2.17
Description:   A vulnerability was reported in Apache. A remote user can cause denial of service conditions.

A remote user can send specially crafted data to trigger recursive string matching in the Apache Portable Runtime library's apr_fnmatch() function and cause the target service to consume excessive CPU resources on the target system.

Systems with mod_autoindex enabled and with a directory indexed by mod_autoindex and containing files with sufficiently long names are affected.

Maksymilian Arciemowicz reported this vulnerability.

Impact:   A remote user can cause excessive CPU consumption on the target system.
Solution:   The vendor has issued a fix (2.2.18-dev).

The vendor's advisory is available at:

http://httpd.apache.org/security/vulnerabilities_22.html

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

Message History:   This archive entry has one or more follow-up message(s) listed below.
May 12 2011 (Red Hat Issues Fix) Apache APR Library apr_fnmatch() Flaw Lets Remote Users Execute Arbitrary Code   (bugzilla@redhat.com)
Red Hat has issued a fix for Red Hat Enterprise Linux 4, 5, and 6.
Jun 23 2011 (Red Hat Issues Fix for JBoss Enterprise Web Server) Apache APR Library apr_fnmatch() Flaw Lets Remote Users Execute Arbitrary Code   (bugzilla@redhat.com)
Red Hat has issued a fix for JBoss Enterprise Web Server for Red Hat Enterprise Linux 4, 5, and 6, Solaris, and Microsoft Windows.
Jun 23 2011 (Red Hat Issues Fix for JBoss Enterprise Web Server) Apache APR Library apr_fnmatch() Flaw Lets Remote Users Execute Arbitrary Code   (bugzilla@redhat.com)
Red Hat has issued a fix for JBoss Enterprise Web Server for Red Hat Enterprise Linux 4, 5, and 6.
Sep 8 2011 (HP Issues Fix for HP-UX) Apache APR Library apr_fnmatch() Flaw Lets Remote Users Execute Arbitrary Code
HP has issued a fix for HP-UX 11.23 and 11.31.
Sep 27 2011 (HP Issues Fix for HP-UX) Apache APR Library apr_fnmatch() Flaw Lets Remote Users Execute Arbitrary Code
HP has issued a fix for HP-UX 11.23 and 11.31.
Oct 31 2011 (Fujitsu Issues Fix for Interstage HTTP Server) Apache APR Library apr_fnmatch() Flaw Lets Remote Users Execute Arbitrary Code
Fujitsu has issued a fix for Interstage HTTP Server.
Nov 3 2011 (HP Issues Fix for HP OpenView Network Node Manager) Apache APR Library apr_fnmatch() Flaw Lets Remote Users Execute Arbitrary Code
HP has issued a fix for HP OpenView Network Node Manager.
Apr 11 2013 (Oracle Issues Fix for libc on Solaris) Apache APR Library apr_fnmatch() Flaw Lets Remote Users Execute Arbitrary Code
Oracle has issued a fix for libc on Solaris 9 and 10.



 Source Message Contents

Date:  Thu, 12 May 2011 03:15:00 +0000
Subject:  Apache


http://httpd.apache.org/security/vulnerabilities_22.html

moderate: apr_fnmatch flaw leads to mod_autoindex remote DoS CVE-2011-0419
 
 


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