OpenStack: Nova network source security groups denial of service
Published Oct 29, 2013
4.0
MEDIUMCVSS 2.0
EPSS 2.10%
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.
Affected products
No data.
No data.
OpenStack 3 for RHEL 6
openstack-nova-0:2013.1.3-3.el6ost
Fixed · RHSA-2013:1199
Red Hat OpenStack Platform 4
openstack-nova
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| OpenStack 3 for RHEL 6 | openstack-nova-0:2013.1.3-3.el6ost | Fixed | RHSA-2013:1199 |
| Red Hat OpenStack Platform 4 | openstack-nova | Affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.10% (0.02105) | 81.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.09% (0.02087) | 79.08th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.37% (0.00372) | 56.84th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.18% (0.00178) | 56.33th | v3 (v2023.03.01) |
| Jun 21, 2024 | 0.18% (0.00178) | 55.19th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.18% (0.00178) | 53.19th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.06% (0.01061) | 52.82th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.06% (0.01061) | 52.27th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.03% (0.01034) | 40.96th | v2 (v2022.01.01) |
| Sep 19, 2022 | 1.06% (0.01061) | 51.19th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.06% (0.01061) | 49.19th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.06% (0.01061) | 28.23th | v2 (v2022.01.01) |
References (11)
- http://github.com/openstack/nova/commit/52ad911963da4095b213952dee3a430fe0c4c30f
- http://github.com/openstack/nova/commit/85aac04704350566d6b06aa7a3b99649946c672c
- http://github.com/openstack/nova/commit/d4ee081c5c0a5132781235177c430ebcf72b0b0b
- http://rhn.redhat.com/errata/RHSA-2013-1199.html vendor-advisoryx_refsource_REDHATVendor Advisory
- http://seclists.org/oss-sec/2013/q3/282 mailing-listx_refsource_MLISTPatchThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2013-4185 Vendor Advisory
- https://bugs.launchpad.net/nova/+bug/1184041 x_refsource_CONFIRMExploitThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=993331 Issue Tracking
- https://github.com/advisories/GHSA-ph2h-hh49-vh27 Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2013-4185
- https://www.cve.org/CVERecord?id=CVE-2013-4185
| Link | Providers | Tags |
|---|---|---|
| http://github.com/openstack/nova/commit/52ad911963da4095b213952dee3a430fe0c4c30f | ||
| http://github.com/openstack/nova/commit/85aac04704350566d6b06aa7a3b99649946c672c | ||
| http://github.com/openstack/nova/commit/d4ee081c5c0a5132781235177c430ebcf72b0b0b | ||
| http://rhn.redhat.com/errata/RHSA-2013-1199.html | vendor-advisoryx_refsource_REDHATVendor Advisory | |
| http://seclists.org/oss-sec/2013/q3/282 | mailing-listx_refsource_MLISTPatchThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2013-4185 | Vendor Advisory | |
| https://bugs.launchpad.net/nova/+bug/1184041 | x_refsource_CONFIRMExploitThird Party Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=993331 | Issue Tracking | |
| https://github.com/advisories/GHSA-ph2h-hh49-vh27 | Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-4185 | ||
| https://www.cve.org/CVERecord?id=CVE-2013-4185 |
Change history (0)
No recorded changes yet.