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, Folsom, and Grizzly; Compute (Nova) Essex and Folsom; Cinder Folsom; Django; and possibly other products allow remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack.
Metrics
CVSS 2.0 5.0/10
AV:N/AC:L/Au:N/C:N/I:N/A:PWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
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.htmlVendor Advisory
- 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.openwall.com/lists/oss-security/2013/02/19/2
- http://www.openwall.com/lists/oss-security/2013/02/19/4
- https://bugs.launchpad.net/nova/+bug/1100282Exploit
- 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.htmlVendor Advisory
- 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.openwall.com/lists/oss-security/2013/02/19/2
- http://www.openwall.com/lists/oss-security/2013/02/19/4
- https://bugs.launchpad.net/nova/+bug/1100282Exploit
Timeline
- Published
- Apr 3, 2013
- Last modified
- Jun 16, 2026
- NVD status
- Modified