Home/CVE/Algorithmic complexity vulnerability in OpenStack Compute (Nova) before 2013.1.3 and Havana before havana-3 does not pro
CVE

CVE-2013-4185

Algorithmic complexity vulnerability in OpenStack Compute (Nova) before 2013.1.3 and Havana before havana-3 does not pro

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.

MEDIUM · CVSS 4 EPSS 0.00583
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
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Affected Products & Versions

3
openstack compute>= 2013.1 and < 2013.1.3
openstack compute>= 2013.2 and < 2013.2.3
redhat openstackall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI nova MODERATE fixed in 12.0.0a0
⚠

Public Exploits & PoCs

1
pocbugs.launchpad.net · 1184041bugs.launchpad.net
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Scoring & Timeline

4
MEDIUM · CVSS v2 (legacy) · secalert@redhat.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:S/C:N/I:N/A:P
Published to NVD29 Oct 2013 · 10:55 PM
⚑

Vendor Advisories

2
usnUSN-2000-1
rhsaRHSA-2013:1199Moderate
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://rhn.redhat.com/errata/RHSA-2013-1199.htmlVendor Advisory
http://seclists.org/oss-sec/2013/q3/282PatchThird Party Advisory
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