CVE-2012-4456

CVE-2012-4456 is a high-severity vulnerability in Openstack Keystone with a CVSS 2.0 base score of 7.5. 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-287.

Key facts

Description

The (1) OS-KSADM/services and (2) tenant APIs in OpenStack Keystone Essex before 2012.1.2 and Folsom before folsom-2 do not properly validate X-Auth-Token, which allow remote attackers to read the roles for an arbitrary user or get, create, or delete arbitrary services.

Frequently asked questions

What is CVE-2012-4456?
The (1) OS-KSADM/services and (2) tenant APIs in OpenStack Keystone Essex before 2012.1.2 and Folsom before folsom-2 do not properly validate X-Auth-Token, which allow remote attackers to read the roles for an arbitrary user or get, create, or delete arbitrary services.
How severe is CVE-2012-4456?
CVE-2012-4456 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2012-4456 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4456?
CVE-2012-4456 primarily affects Openstack Keystone. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-4456?
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-2012-4456 published?
CVE-2012-4456 was published on 2012-10-09 and last updated on 2026-06-16.

References

Affected products (2)

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