Severity
Severity not reported.
Affected versions
No affected versions listed.
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.
References
- Advisorylists.openstack.org/pipermail/openstack-announce/2013-February/000078.html ↗
- Advisoryrhn.redhat.com/errata/RHSA-2013-0657.html ↗
- Advisoryrhn.redhat.com/errata/RHSA-2013-0658.html ↗
- Advisoryrhn.redhat.com/errata/RHSA-2013-0670.html ↗
- ARTICLEblog.python.org/2013/02/announcing-defusedxml-fixes-for-xml.html ↗
- EVIDENCEbugs.launchpad.net/nova/+bug/1100282 ↗
- Webbugs.python.org/issue17239 ↗
- Webubuntu.com/usn/usn-1757-1 ↗
- Webwww.openwall.com/lists/oss-security/2013/02/19/2 ↗
- Webwww.openwall.com/lists/oss-security/2013/02/19/4 ↗