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Vulnerability record · CVE-2013-4185 · published 29 October 2013

CVE-2013-4185: Openstack compute vulnerability

Openstack · Compute

Algorithmic complexity vulnerability in OpenStack Compute (Nova) before 2013.1.3 and Havana before havana-3 does not properly handle network source security group policy updates, which allows remote authenticated users to cause a denial of service (nova-network consumption) via a large number of server-creation operations, which triggers a large number of update requests.

4.0 CVSS 2.0 Medium EPSS 2.1% · top 19.0% CWE-310 · CWE-310
4.0CVSS 2.0 base score
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Algorithmic complexity vulnerability in OpenStack Compute (Nova) before 2013.1.3 and Havana before havana-3 does not properly handle network source security group policy updates, which allows remote authenticated users to cause a denial of service (nova-network consumption) via a large number of server-creation operations, which triggers a large number of update requests.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://rhn.redhat.com/errata/RHSA-2013-1199.html Vendor Advisory
http://seclists.org/oss-sec/2013/q3/282 PatchThird Party Advisory
https://bugs.launchpad.net/nova/+bug/1184041 ExploitThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2013-1199.html Vendor Advisory
http://seclists.org/oss-sec/2013/q3/282 PatchThird Party Advisory
https://bugs.launchpad.net/nova/+bug/1184041 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2013-4185), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.