CVE-2013-1664: XEE
First published: Wed Apr 03 2013(Updated: )
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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| pip/Django | >=1.4.0<1.4.4 | 1.4.4 |
| pip/Django | >=1.3.0<1.3.6 | 1.3.6 |
| OpenStack Cinder Folsom | ||
| OpenStack Compute (nova) Essex | ||
| OpenStack Compute (nova) Folsom | ||
| OpenStack Folsom | ||
| OpenStack Grizzly | ||
| OpenStack Keystone |
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Reference Links
- 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.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/1100282
- https://nvd.nist.gov/vuln/detail/CVE-2013-1664
- https://github.com/django/django/commit/1c60d07ba23e0350351c278ad28d0bd5aa410b40
- https://github.com/django/django/commit/d19a27066b2247102e65412aa66917aff0091112
- https://github.com/advisories/GHSA-qrh7-x6fp-c2mp (Advisory)
Frequently Asked Questions
What is the severity of CVE-2013-1664?
CVE-2013-1664 is classified as a medium severity vulnerability due to the potential for denial of service attacks.
How do I fix CVE-2013-1664?
To resolve CVE-2013-1664, upgrade to Django versions 1.4.4 or 1.3.6, or update the affected OpenStack components to their latest versions.
Which versions are affected by CVE-2013-1664?
CVE-2013-1664 affects multiple versions of Python XML libraries in Python 2.6 through 3.4 and various OpenStack components including Keystone and Nova.
What type of attack does CVE-2013-1664 allow?
CVE-2013-1664 allows remote attackers to conduct denial of service attacks by exploiting the vulnerabilities in XML processing.
Are any OpenStack components specifically mentioned in CVE-2013-1664?
Yes, OpenStack Keystone, Nova, Cinder, and versions Folsom and Grizzly are specifically mentioned as affected by CVE-2013-1664.
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