OpenStack Compute (Nova) Grizzly, Folsom (2012.2), and Essex (2012.1) does not properly implement a quota for fixed IPs, which allows remote authenticated users to cause a denial of service (resource exhaustion and failure to spawn new instances) via a large number of calls to the addFixedIp function.
CVE-2013-1838
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 84.4%
- KEV
- Not listed
Published
March 22, 2013
Last Modified
April 29, 2026
References (28)
- secalert@redhathttp://osvdb.org/91303
- secalert@redhathttp://rhn.redhat.com/errata/RHSA-2013-0709.html
- secalert@redhathttp://secunia.com/advisories/52580
- secalert@redhathttp://secunia.com/advisories/52728
- secalert@redhathttp://ubuntu.com/usn/usn-1771-1
- secalert@redhathttp://www.openwall.com/lists/oss-security/2013/03/14/18
- secalert@redhathttp://www.securityfocus.com/bid/58492
- secalert@redhathttps://bugs.launchpad.net/nova/+bug/1125468
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=919648
- secalert@redhathttps://exchange.xforce.ibmcloud.com/vulnerabilities/82877
- secalert@redhathttps://lists.launchpad.net/openstack/msg21892.html
- secalert@redhathttps://review.openstack.org/#/c/24451/
- secalert@redhathttps://review.openstack.org/#/c/24452/
- secalert@redhathttps://review.openstack.org/#/c/24453/
- af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/91303
Patch Availability(2)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | python-nova (2012.2.1+stable-20121212-a99a802e-0ubuntu1.4) @ quantal | 2026-05-29 | ubuntu |
| redhat | openstack-nova-0:2012.2.3-7.el6ost | 2013-04-04 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
PyPI(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| nova | — | 12.0.0a0 | — |
All Vendor Advisories
(2)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 8× in last 7d / 37× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-05 09:29 UTCOSV refresh
- 2026-07-05 02:26 UTCEPSS rescore
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- 2026-06-19 19:23 UTCEPSS rescore
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- 2026-06-18 17:49 UTCEPSS rescore
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- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-16 20:13 UTCOSV refresh
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-15 17:44 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:56 UTCEPSS rescore
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- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
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- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 00:31 UTCEG score recompute
- 2026-05-29 00:31 UTCVendor advisory
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-24 16:43 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-21 22:39 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
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Frequently asked(4)
What is CVE-2013-1838?
When was CVE-2013-1838 disclosed?
Is CVE-2013-1838 actively exploited?
How do I remediate CVE-2013-1838?
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