CVE-2012-4457
First published: Thu Sep 27 2012(Updated: )
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.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| pip/Keystone | <8.0.0a0 | 8.0.0a0 |
| OpenStack keystonemiddleware | >=2012.1<2012.1.2 | |
| OpenStack keystonemiddleware | =2012.2-milestone1 | |
| OpenStack keystonemiddleware | =2012.2-milestone2 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2012-4457
- https://github.com/openstack/keystone/commit/4ebfdfaf23c6da8e3c182bf3ec2cb2b7132ef685
- https://github.com/openstack/keystone/commit/5373601bbdda10f879c08af1698852142b75f8d5
- https://bugzilla.redhat.com/show_bug.cgi?id=861180
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78947
- https://lists.launchpad.net/openstack/msg17035.html
- http://secunia.com/advisories/50665
- http://www.openwall.com/lists/oss-security/2012/09/28/6
- http://www.securityfocus.com/bid/55716
- https://github.com/advisories/GHSA-x8h4-xf47-pqc3 (Advisory)
- https://bugs.launchpad.net/keystone/+bug/988920
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=861182
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=861183
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=618258&action=diff
- https://bugzilla.redhat.com/show_bug.cgi/attachment.cgi?id=618258&action=edit
- https://lists.launchpad.net/openstack/msg17036.html
- https://rhn.redhat.com/errata/RHSA-2012-1378.html
Frequently Asked Questions
What is the severity of CVE-2012-4457?
CVE-2012-4457 has a medium severity level due to improper handling of authorization tokens for disabled tenants.
How do I fix CVE-2012-4457?
To fix CVE-2012-4457, upgrade OpenStack Keystone to version 2012.1.2 or later.
What are the affected versions in CVE-2012-4457?
OpenStack Keystone Essex before 2012.1.2 and Folsom before folsom-3 are affected by CVE-2012-4457.
Who is impacted by CVE-2012-4457?
Remote authenticated users can exploit CVE-2012-4457 to access resources of disabled tenants.
Is CVE-2012-4457 still exploitable in newer versions of Keystone?
No, CVE-2012-4457 is not exploitable in versions of Keystone released after 2012.1.2.
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