Description
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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | keystone | 2012.1.1-9 | — |
| Debian 13 | keystone | 2012.1.1-9 | — |
| Debian 12 | keystone | 2012.1.1-9 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 1 | python-keystone +3 | 2012.1.2-4.el6 | RHSA-2012:1378 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | keystone | < 8.0.0a0 | 8.0.0a0 | GHSA-x8h4-xf47-pqc3 |
Advisories 1
- RHSA-2012:1378 Red Hat Security Advisory: openstack-keystone security update Red Hat Security Advisories (RHSA) · Aug 8, 2026
References
- 50665 third-party-advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=861180
- [openstack] 20120928 [OSSA 2012-016] Token authorization for a user in a disabled tenant is allowed (CVE-2012-4457) mailing-list
- keystone-xauth-token-sec-bypass(78947) vdb-entry
- [oss-security] 20120928 [OSSA 2012-016] Token authorization for a user in a disabled tenant is allowed (CVE-2012-4457) mailing-list
- 55716 vdb-entry
- https://github.com/openstack/keystone/commit/5373601bbdda10f879c08af1698852142b75f8d5
- https://github.com/openstack/keystone/commit/4ebfdfaf23c6da8e3c182bf3ec2cb2b7132ef685