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CVE-2013-0339 Detail

Description

libxml2 through 2.9.1 does not properly handle external entities expansion unless an application developer uses the xmlSAX2ResolveEntity or xmlSetExternalEntityLoader function, which allows remote attackers to cause a denial of service (resource consumption), send HTTP requests to intranet servers, or read arbitrary files via a crafted XML document, aka an XML External Entity (XXE) issue. NOTE: it could be argued that because libxml2 already provides the ability to disable external entity expansion, the responsibility for resolving this issue lies with application developers; according to this argument, this entry should be REJECTed and each affected application would need its own CVE.


Metrics

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CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00002.html
http://openwall.com/lists/oss-security/2013/02/21/24
http://openwall.com/lists/oss-security/2013/02/21/24
http://openwall.com/lists/oss-security/2013/02/22/3
http://openwall.com/lists/oss-security/2013/02/22/3
http://seclists.org/oss-sec/2013/q4/182
http://seclists.org/oss-sec/2013/q4/182
http://seclists.org/oss-sec/2013/q4/184
http://seclists.org/oss-sec/2013/q4/184
http://seclists.org/oss-sec/2013/q4/188
http://seclists.org/oss-sec/2013/q4/188
http://secunia.com/advisories/52662 Vendor Advisory 
http://secunia.com/advisories/52662 Vendor Advisory 
http://secunia.com/advisories/54172
http://secunia.com/advisories/54172
http://secunia.com/advisories/55568 Vendor Advisory 
http://secunia.com/advisories/55568 Vendor Advisory 
http://www.debian.org/security/2013/dsa-2652
http://www.debian.org/security/2013/dsa-2652
http://www.openwall.com/lists/oss-security/2013/04/12/6
http://www.openwall.com/lists/oss-security/2013/04/12/6
http://www.ubuntu.com/usn/USN-1904-1
http://www.ubuntu.com/usn/USN-1904-1
http://www.ubuntu.com/usn/USN-1904-2
http://www.ubuntu.com/usn/USN-1904-2
https://bugzilla.redhat.com/show_bug.cgi?id=915149
https://bugzilla.redhat.com/show_bug.cgi?id=915149
https://git.gnome.org/browse/libxml2/commit/?id=4629ee02ac649c27f9c0cf98ba017c6b5526070f Exploit  Patch 
https://git.gnome.org/browse/libxml2/commit/?id=4629ee02ac649c27f9c0cf98ba017c6b5526070f Exploit  Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-264 Permissions, Privileges, and Access Controls cwe source acceptance level NIST  

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2013-0339
NVD Published Date:
01/21/2014
NVD Last Modified:
11/20/2024
Source:
Red Hat, Inc.