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Category:   Application (Security)  >   Apache Santuario Vendors:   Apache Software Foundation
Apache Santuario DTD Processing Flaw Lets Remote Users Deny Service
SecurityTracker Alert ID:  1029524
SecurityTracker URL:  http://securitytracker.com/id/1029524
CVE Reference:   CVE-2013-4517   (Links to External Site)
Date:  Dec 19 2013
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 1.5.6
Description:   A vulnerability was reported in Apache Santuario. A remote user can cause denial of service conditions.

A remote user can specify a specially crafted Document Type Definitions (DTD) file that, when processed by the target system, will consume excessive memory on the target system.

James Forshaw, Context Information Security, reported this vulnerability.

Impact:   A remote user can consume excessive memory on the target system.
Solution:   The vendor has issued a fix (1.5.6).

In the fixed version, DTDs will not be processed at all when the 'secure validation' mode is enabled.

The vendor's advisory is available at:

http://santuario.apache.org/secadv.data/cve-2013-4517.txt.asc

Vendor URL:  santuario.apache.org/secadv.data/cve-2013-4517.txt.asc (Links to External Site)
Cause:   Access control error, 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.
Feb 21 2014 (Red Hat Issues Fix for JBoss) Apache Santuario DTD Processing Flaw Lets Remote Users Deny Service   (bugzilla@redhat.com)
Red Hat has issued a fix for JBoss Portal and JBoss SOA Platform.



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