CVE-2012-2654
MEDIUM · CVSS 4.3EPSS 2.6%EU EUVD
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.
Key facts
- CVSS score
- 4.3 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:M/Au:N/C:N/I:P/A:N- Weakness (CWE)
- CWE-20
- EPSS score
- 2.6% (85th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-0020)
- Published
- June 21, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-0020 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- openstack / compute
- openstack / diablo
- openstack / essex
References
- http://secunia.com/advisories/46808(Vendor Advisory)
- http://secunia.com/advisories/49439(Vendor Advisory)
- http://www.ubuntu.com/usn/USN-1466-1
- https://bugs.launchpad.net/nova/+bug/985184(Patch)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/76110
- https://github.com/openstack/nova/commit/9f9e9da777161426a6f8cb4314b78e09beac2978(Exploit, Patch)
- https://github.com/openstack/nova/commit/ff06c7c885dc94ed7c828e8cdbb8b5d850a7e654(Exploit, Patch)
- https://lists.launchpad.net/openstack/msg12883.html
- https://review.openstack.org/#/c/8239/
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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