Xerces-C++ 'maxOccurs' XML Parsing Remote Denial of Service Vulnerability

BID:31533

Info

Xerces-C++ 'maxOccurs' XML Parsing Remote Denial of Service Vulnerability

Bugtraq ID: 31533
Class: Design Error
CVE: CVE-2008-4482
Remote: Yes
Local: No
Published: Oct 02 2008 12:00AM
Updated: Mar 10 2009 07:56PM
Credit: Frank Rast
Vulnerable: Gentoo Linux
Apache Xerces C++ 2.8
Apache Xerces C++ 2.6 .0
Apache Xerces C++ 2.5 .0
Apache Xerces C++ 2.2
Apache Xerces C++ 2.1 .0
Apache Xerces C++ 1.7
Not Vulnerable: Apache Xerces C++ 3.0

Discussion

Xerces-C++ 'maxOccurs' XML Parsing Remote Denial of Service Vulnerability

Xerces-C++ is prone to a denial-of-service vulnerability because it fails to handle certain XML schema values.

Exploiting this issue allows remote attackers to cause denial-of-service conditions in the context of an application using the vulnerable XML parsing library.

Versions prior to Xerces-C++ 3.0.0 are affected.

Exploit / POC

Xerces-C++ 'maxOccurs' XML Parsing Remote Denial of Service Vulnerability

Currently we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Solution / Fix

Xerces-C++ 'maxOccurs' XML Parsing Remote Denial of Service Vulnerability

Solution:
The vendor released Xerces-C++ 3.0.0 to address this issue. Please see the references for more information.


Apache Xerces C++ 1.7

Apache Xerces C++ 2.1 .0

Apache Xerces C++ 2.2

Apache Xerces C++ 2.5 .0

Apache Xerces C++ 2.6 .0

Apache Xerces C++ 2.8

References

Xerces-C++ 'maxOccurs' XML Parsing Remote Denial of Service Vulnerability

References:

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