How severe is CVE-2013-4278?

CVE-2013-4278 has a CVSS 2.0 base score of 3.5, rated low severity.

Is CVE-2013-4278 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4278?

CVE-2013-4278 affects Openstack Compute. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-4278?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-4278 published?

CVE-2013-4278 was published on 2013-09-16 and last updated on 2026-06-16.

CVE-2013-4278

CVE-2013-4278 is a low-severity vulnerability in Openstack Compute with a CVSS 2.0 base score of 3.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Low (CVSS 2.0 base score 3.5)
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Openstack Compute
Published: 2013-09-16
Last modified: 2026-06-16

Description

The "create an instance" API in OpenStack Compute (Nova) Folsom, Grizzly, and Havana does not properly enforce the os-flavor-access:is_public property, which allows remote authenticated users to boot arbitrary flavors by guessing the flavor id. NOTE: this issue is due to an incomplete fix for CVE-2013-2256.

Frequently asked questions

What is CVE-2013-4278?: The "create an instance" API in OpenStack Compute (Nova) Folsom, Grizzly, and Havana does not properly enforce the os-flavor-access:is_public property, which allows remote authenticated users to boot arbitrary flavors by guessing the flavor id. NOTE: this issue is due to an incomplete fix for CVE-2013-2256.
How severe is CVE-2013-4278?: CVE-2013-4278 has a CVSS 2.0 base score of 3.5, rated low severity.
Is CVE-2013-4278 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4278?: CVE-2013-4278 affects Openstack Compute. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-4278?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4278 published?: CVE-2013-4278 was published on 2013-09-16 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:openstack:compute:-:*:*:*:*:*:*:*

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