CVE-2013-1665

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 4.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2013-04-03 · updated 2026-06-16
Weakness: CWE-200

Description

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.

Affected products

OpenStack Folsom: all versions
OpenStack Keystone Essex: all versions

References

http://blog.python.org/2013/02/announcing-defusedxml-fixes-for-xml.html
http://bugs.python.org/issue17239
http://lists.openstack.org/pipermail/openstack-announce/2013-February/000078.html
http://rhn.redhat.com/errata/RHSA-2013-0657.html
http://rhn.redhat.com/errata/RHSA-2013-0658.html
http://rhn.redhat.com/errata/RHSA-2013-0670.html
http://ubuntu.com/usn/usn-1757-1
http://www.debian.org/security/2013/dsa-2634
http://www.openwall.com/lists/oss-security/2013/02/19/2
http://www.openwall.com/lists/oss-security/2013/02/19/4
https://bugs.launchpad.net/keystone/+bug/1100279
http://blog.python.org/2013/02/announcing-defusedxml-fixes-for-xml.html

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