CVE-2012-4457

4.0 MEDIUM 2% exploit odds Fix listed

What it is

OpenStack Keystone Essex before 2012.1.2 and Folsom before folsom-3 does not properly handle authorization tokens for disabled tenants, which allows remote authenticated users to access the tenant's resources by requesting a token for the tenant.

At a glance

Exploitability: Can be exploited over the network with a login. Limited direct impact.
Exploit odds: 2.3% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2012-10-09 15:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:45 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 2.3% in the next 30 days (EPSS).
Severity: 4.0 MEDIUM (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2012-10-09 15:55 UTC
Last modified: 2026-06-16 23:45 UTC
Exploit probability: 2.3% · EPSS, next 30 days
Weakness: CWE-287 · Improper authentication
Record status: Modified

Affected

Openstack Keystone < 2012.1.2
Openstack Keystone 2012.2

Attack profile CVSS 2.0 · 4.0

Attack vector: Network
Complexity: Low
Authentication: Single
Confidentiality: Partial
Integrity: None
Availability: None

Raw vector

AV:N/AC:L/Au:S/C:P/I:N/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2012-4457.md and follow it. Check whether this project is affected by CVE-2012-4457. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record