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Last updated: 10/31/2014 10:44:55 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2013-1665

Original release date: 04/02/2013
Last revised: 05/14/2013
Source: US-CERT/NIST

Overview

The XML libraries for Python 3.4, 3.3, 3.2, 3.1, 2.7, and 2.6, as used in OpenStack Keystone Essex and Folsom, Django, and possibly other products allow remote attackers to read arbitrary files via an XML external entity declaration in conjunction with an entity reference, aka an XML External Entity (XXE) attack.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.0 (MEDIUM) (AV:N/AC:L/Au:N/C:P/I:N/A:N) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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External Source: CONFIRM
Name: http://bugs.python.org/issue17239
External Source: DEBIAN
Name: DSA-2634
External Source: MLIST
Name: [oss-security] 20130219 [OSSA 2013-004] Information leak and Denial of Service using XML entities (CVE-2013-1664, CVE-2013-1665)
External Source: MLIST
Name: [oss-security] 20130219 REJECT CVE-2013-0278, CVE-2013-0279 and CVE-2013-0280
External Source: MLIST
Name: [openstack-announce] 20130219 [OSSA 2013-004] Information leak and Denial of Service using XML entities (CVE-2013-1664, CVE-2013-1665)
Type: Advisory
External Source: CONFIRM
Name: http://blog.python.org/2013/02/announcing-defusedxml-fixes-for-xml.html
External Source: CONFIRM
Name: https://bugs.launchpad.net/keystone/+bug/1100279
Type: Patch Information
External Source: UBUNTU
Name: USN-1757-1
External Source: REDHAT
Name: RHSA-2013:0657
External Source: REDHAT
Name: RHSA-2013:0670
External Source: REDHAT
Name: RHSA-2013:0658

Technical Details

Vulnerability Type (View All)
  • Information Leak / Disclosure (CWE-200)