How severe is CVE-2014-2828?

CVE-2014-2828 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2014-2828 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-2828?

CVE-2014-2828 primarily affects Openstack Keystone. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-2828?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-2828 published?

CVE-2014-2828 was published on 2014-04-15 and last updated on 2026-06-17.

CVE-2014-2828

CVE-2014-2828 is a high-severity vulnerability in Openstack Keystone with a CVSS 2.0 base score of 7.8. 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-287.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Openstack Keystone
Published: 2014-04-15
Last modified: 2026-06-17

Description

The V3 API in OpenStack Identity (Keystone) 2013.1 before 2013.2.4 and icehouse before icehouse-rc2 allows remote attackers to cause a denial of service (CPU consumption) via a large number of the same authentication method in a request, aka "authentication chaining."

Frequently asked questions

What is CVE-2014-2828?: The V3 API in OpenStack Identity (Keystone) 2013.1 before 2013.2.4 and icehouse before icehouse-rc2 allows remote attackers to cause a denial of service (CPU consumption) via a large number of the same authentication method in a request, aka "authentication chaining."
How severe is CVE-2014-2828?: CVE-2014-2828 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2014-2828 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-2828?: CVE-2014-2828 primarily affects Openstack Keystone. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-2828?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2014-2828 published?: CVE-2014-2828 was published on 2014-04-15 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:a:openstack:keystone:2013.1:*:*:*:*:*:*:*
cpe:2.3:a:openstack:keystone:2013.1.1:*:*:*:*:*:*:*
cpe:2.3:a:openstack:keystone:2013.1.2:*:*:*:*:*:*:*
cpe:2.3:a:openstack:keystone:2013.1.3:*:*:*:*:*:*:*
cpe:2.3:a:openstack:keystone:2013.2:*:*:*:*:*:*:*
cpe:2.3:a:openstack:keystone:2013.2.1:*:*:*:*:*:*:*
cpe:2.3:a:openstack:keystone:2013.2.2:*:*:*:*:*:*:*
cpe:2.3:a:openstack:keystone:2013.2.3:*:*:*:*:*:*:*

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