The (1) EC2 and (2) OS APIs in OpenStack Compute (Nova) Folsom (2012.2), Essex (2012.1), and Diablo (2011.3) do not properly check the protocol when security groups are created and the network protocol is not specified entirely in lowercase, which allows remote attackers to bypass intended access restrictions.
CVE-2012-2654
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 83.7%
- KEV
- Not listed
Published
June 21, 2012
Last Modified
April 29, 2026
References (18)
- secalert@redhathttp://secunia.com/advisories/46808
- secalert@redhathttp://secunia.com/advisories/49439
- secalert@redhathttp://www.ubuntu.com/usn/USN-1466-1
- secalert@redhathttps://bugs.launchpad.net/nova/+bug/985184
- secalert@redhathttps://exchange.xforce.ibmcloud.com/vulnerabilities/76110
- secalert@redhathttps://github.com/openstack/nova/commit/9f9e9da777161426a6f8cb4314b78e09beac2978
- secalert@redhathttps://github.com/openstack/nova/commit/ff06c7c885dc94ed7c828e8cdbb8b5d850a7e654
- secalert@redhathttps://lists.launchpad.net/openstack/msg12883.html
- secalert@redhathttps://review.openstack.org/#/c/8239/
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/46808
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/49439
- af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-1466-1
- af854a3a-2127-422b-91ae-364da2661108https://bugs.launchpad.net/nova/+bug/985184
- af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/76110
- af854a3a-2127-422b-91ae-364da2661108https://github.com/openstack/nova/commit/9f9e9da777161426a6f8cb4314b78e09beac2978
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | python-nova (2012.1-0ubuntu2.2) @ precise | 2026-05-29 | ubuntu |
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 | 15.1.5 ... 0.9.0 (155 versions) | ff06c7c885dc94ed7c828e8cdbb8b5d850a7e654 | — |
All Vendor Advisories
(1)
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 10× in last 7d / 43× 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 16:23 UTCEPSS rescore
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- 2026-06-19 19:22 UTCEPSS rescore
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- 2026-06-17 01:43 UTCOSV refresh
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- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 04:14 UTCEG score recompute
- 2026-05-29 04:14 UTCVendor advisory
- 2026-05-28 14:36 UTCOSV refresh
- 2026-05-28 13:42 UTCEPSS rescore
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- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Frequently asked(4)
What is CVE-2012-2654?
When was CVE-2012-2654 disclosed?
Is CVE-2012-2654 actively exploited?
How do I remediate CVE-2012-2654?
Dependency Blast Radius
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