CVE-2012-5571
First published: Tue Dec 18 2012(Updated: )
OpenStack Keystone Essex (2012.1) and Folsom (2012.2) does not properly handle EC2 tokens when the user role has been removed from a tenant, which allows remote authenticated users to bypass intended authorization restrictions by leveraging a token for the removed user role.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenStack Essex | =2012.1 | |
| OpenStack Folsom | =2012.2 | |
| pip/Keystone | <8.0.0a0 | 8.0.0a0 |
| pip/keystone | >=0 |
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Reference Links
- http://lists.fedoraproject.org/pipermail/package-announce/2012-December/094286.html
- http://rhn.redhat.com/errata/RHSA-2012-1556.html
- http://rhn.redhat.com/errata/RHSA-2012-1557.html
- http://secunia.com/advisories/51423
- http://secunia.com/advisories/51436
- http://www.openwall.com/lists/oss-security/2012/11/28/5
- http://www.openwall.com/lists/oss-security/2012/11/28/6
- http://www.securityfocus.com/bid/56726
- http://www.ubuntu.com/usn/USN-1641-1
- https://bugs.launchpad.net/keystone/+bug/1064914
- https://exchange.xforce.ibmcloud.com/vulnerabilities/80333
- https://github.com/openstack/keystone/commit/37308dd4f3e33f7bd0f71d83fd51734d1870713b
- https://github.com/openstack/keystone/commit/8735009dc5b895db265a1cd573f39f4acfca2a19
- https://github.com/openstack/keystone/commit/9d68b40cb9ea818c48152e6c712ff41586ad9653
- https://nvd.nist.gov/vuln/detail/CVE-2012-5571
- https://github.com/advisories/GHSA-qvpr-qm6w-6rcc (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/keystone/PYSEC-2012-35.yaml
Frequently Asked Questions
What is the severity of CVE-2012-5571?
The severity of CVE-2012-5571 is considered high due to the potential for unauthorized access to sensitive resources.
How do I fix CVE-2012-5571?
To fix CVE-2012-5571, upgrade Keystone to a version higher than 8.0.0a0.
What types of OpenStack are affected by CVE-2012-5571?
CVE-2012-5571 affects OpenStack Essex (2012.1) and OpenStack Folsom (2012.2).
How can users exploit CVE-2012-5571?
Users can exploit CVE-2012-5571 by using an EC2 token for a role that has been removed from their tenant, bypassing authorization mechanisms.
Is CVE-2012-5571 only relevant to remote authenticated users?
Yes, CVE-2012-5571 specifically allows remote authenticated users to bypass authorization restrictions.
- collector/nvd-index
- agent/type
- agent/remedy
- agent/author
- agent/severity
- agent/weakness
- agent/description
- collector/mitre-cve
- source/MITRE
- agent/event
- agent/first-publish-date
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-qvpr-qm6w-6rcc
- alias/CVE-2012-5571
- agent/software-canonical-lookup
- agent/last-modified-date
- agent/references
- agent/softwarecombine
- collector/github-advisory
- collector/nvd-cve
- source/NVD
- agent/trending
- agent/tags
- agent/source
- vendor/openstack
- canonical/openstack essex
- version/openstack essex/2012.1
- canonical/openstack folsom
- version/openstack folsom/2012.2
- package-manager/pip