Auth bypass in Openstack Essex

CVE-2012-5571

A flaw was found in OpenStack Keystone. This vulnerability allows remote authenticated users to bypass intended authorization restrictions. This occurs because OpenStack Keystone does not properly handle EC2 (Elastic Compute Cloud) tokens…

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.002 (35.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2012-5571?
CVE-2012-5571 is a medium-severity vulnerability in Openstack Essex, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.4/10. Published 2012-12-18.
How severe is CVE-2012-5571?
Medium severity. CVSS v3 base score is 5.4 out of 10.