Is CVE-2013-4185 being actively exploited?

CVE-2013-4185 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-4185?

CVE-2013-4185 has a CVSS 2.0 base score of 4.0 (MEDIUM).

CVE-2013-4185

MEDIUM · CVSS 4.0EPSS 2.1%EU EUVD

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.

Key facts

CVSS score: 4.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:S/C:N/I:N/A:P
Weakness (CWE): CWE-310
EPSS score: 2.1% (82th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2022-4765)
Published: October 29, 2013
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2022-4765 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

openstack / compute
redhat / openstack

References

http://rhn.redhat.com/errata/RHSA-2013-1199.html(Vendor Advisory)
http://seclists.org/oss-sec/2013/q3/282(Patch, Third Party Advisory)
https://bugs.launchpad.net/nova/+bug/1184041(Exploit, Third Party Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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