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CVE-2013-1665

21
FAUCET Score

CVE-2013-1665 describes an XML External Entity (XXE) vulnerability affecting Python's XML libraries across multiple versions (2.6-3.4), as well as products like OpenStack Keystone and Django. This flaw allows remote attackers to read arbitrary files on the system by crafting malicious XML input containing external entity declarations. The vulnerability has a CVSS score of 5.0 (medium severity), indicating a network-based attack with low complexity that can lead to partial confidentiality impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:openstack:folsom:-:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:openstack:keystone_essex:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
4.59%
Probability of exploitation in next 30 days
EPSS Percentile
90.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0459 is in the 87th percentile among its peer group of 23,701 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (9)

pippatch availablevia ghsa
Product: DjangoFixed in: 1.3.6
pippatch availablevia ghsa
Product: DjangoFixed in: 1.4.4
redhatpatch availablevia redhat_api
Product: OpenStack Folsom for RHEL 6Fixed in: openstack-keystone-0:2012.2.3-3.el6ost
View patch
redhatpatch availablevia redhat_api
Product: OpenStack Folsom for RHEL 6Fixed in: openstack-nova-0:2012.2.3-4.el6ost
View patch
redhatpatch availablevia redhat_api
Product: OpenStack Folsom for RHEL 6Fixed in: openstack-cinder-0:2012.2.3-4.el6ost
View patch
redhatpatch availablevia redhat_api
Product: OpenStack Folsom for RHEL 6Fixed in: Django14-0:1.4.4-1.el6ost
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: python
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: python
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: python

Vendor Advisories (2)

pipGHSA-x64m-686f-fmm3medium

XML External Entity (XXE) in Django

May 17, 2022
redhatCVE-2013-1665Moderate

bindings: External entity expansion in Python XML libraries inflicts potential security flaws and DoS vulnerabilities

Feb 19, 2013

References

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