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Fencer Intel
medium 4.3

CVE-2013-4202 json

OpenStack Cinder Denial of Service using XML entities

published 13y ago modified 4mo ago also GHSA-mfg4-9xf4-f45q , PYSEC-2026-790 , EUVD-2022-4548

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.6%
EPSS 2.6% chance of exploitation in 30 days, percentile 85%
public exploits
0
none known

Summary

The (1) backup (api/contrib/backups.py) and (2) volume transfer (contrib/volume_transfer.py) APIs in OpenStack Cinder Grizzly 2013.1.3 and earlier allows remote attackers to cause a denial of service (resource consumption and crash) via an XML Entity Expansion (XEE) attack. NOTE: this issue is due to an incomplete fix for CVE-2013-1664.

Patch / fix

  • pypi cinder 7.0.0a0
  • cinder Debian 14, Debian 13, Debian 12 2013.1.2-4

debian advisories DEBIAN-CVE-2013-4202

  • openstack-cinder openstack 3 2013.1.3-2.el6ost
  • python-cinder openstack 3 2013.1.3-2.el6ost

red hat advisories RHSA-2013:1198

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2013-4202 updated cvss 5.0

OpenStack: Cinder Denial of Service using XML entities

  • Red Hat OpenStack Platform 4 openstack-cinder
    affected: no fix available
  • Red Hat Enterprise Linux OpenStack Platform 3.0 python-cinder 2013.1.3-2.el6ost, openstack-cinder 2013.1.3-2.el6ost
    fixed: vendor fix RHSA-2013:1198

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.63% chance of exploitation in the next 30 days, higher than 85% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected packages

ecosystem package affected fixed in
pypi cinder
<7.0.0a0
7.0.0a0

Classification

Weakness
  • CWE-399 Resource Management Errors

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.