CVE-2012-4456 json
OpenStack Keystone Improper Authentication vulnerability
published 2012-10-09 14 y ago modified 2026-07-07 4 mo ago also GHSA-mf98-r2gf-2x3w , PYSEC-2026-832 , EUVD-2022-4547
- cvss
- 7.5
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 4.0%
- EPSS 4.0% chance of exploitation in 30 days, percentile 90%
- public exploits
- 0
- none known
Summary
The (1) OS-KSADM/services and (2) tenant APIs in OpenStack Keystone Essex before 2012.1.2 and Folsom before folsom-2 do not properly validate X-Auth-Token, which allow remote attackers to read the roles for an arbitrary user or get, create, or delete arbitrary services.
Patch / fix
- pypi keystone 2012.1.2
- openstack keystone 2012.1.2
- keystone Debian 14, Debian 13, Debian 12 2012.1.1-9
debian advisories DEBIAN-CVE-2012-4456
- openstack-keystone openstack 1 2012.1.2-4.el6
- python-keystone openstack 1 2012.1.2-4.el6
- python-keystone-auth-token openstack 1 2012.1.2-4.el6
red hat advisories RHSA-2012:1378
- github.com/openstack/keystone@24df3ad commit
- github.com/openstack/keystone@14b136a commit
- github.com/openstack/keystone@8680549 commit
- github.com/openstack/keystone@1d146f5 commit
- openwall.com/lists/oss-security/2012/09/28/5 advisory
- lists.launchpad.net/openstack/msg17034.html advisory
- bugs.launchpad.net/keystone/+bug/1006822 advisory
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2012-4456 updated cvss 7.5
2012.1.1: fails to validate tokens in Admin API
-
Red Hat RHOS Essex Release python-keystone 2012.1.2-4.el6, openstack-keystone 2012.1.2-4.el6, python-keystone-auth-token 2012.1.2-4.el6fixed: vendor fix RHSA-2012:1378
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
4.00% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| pypi | keystone | >=2012.1, <2012.1.2 |
2012.1.2 |
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
github.com
/openstack/keystone/commit/24df3adb3f50cbb5ada411bc67aba8a781e6a431
web, third-party-advisory
-
github.com
/openstack/keystone/commit/14b136aed9d988f5a8f3e699bd4577c9b874d6c1
web, third-party-advisory
-
github.com
/openstack/keystone/commit/868054992faa45d6f42d822bf1588cb88d7c9ccb
web, third-party-advisory
-
github.com
/openstack/keystone/commit/1d146f5c32e58a73a677d308370f147a3271c2cb
web, third-party-advisory
-
openwall.com
/lists/oss-security/2012/09/28/5
mailing-list, web, patch, third-party-advisory
-
lists.launchpad.net
/openstack/msg17034.html
mailing-list, web, patch, third-party-advisory
-
bugs.launchpad.net
/keystone/+bug/1006822
web, patch, third-party-advisory
-
secunia.com
/advisories/50665
third-party-advisory, vendor-advisory
-
securityfocus.com
/bid/55716
vdb-entry, third-party-advisory
-
bugs.launchpad.net
/keystone/+bug/1006815
web, third-party-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/78944
vdb-entry, web, third-party-advisory
-
bugzilla.redhat.com
/show_bug.cgi?id=861179
web, issue-tracking, third-party-advisory
-
nvd.nist.gov
/vuln/detail/CVE-2012-4456
advisory
-
access.redhat.com
/errata/RHSA-2012:1378
web
-
access.redhat.com
/security/cve/CVE-2012-4456
web
-
github.com
/openstack/keystone
package
-
web.archive.org
/web/20121114024512/http://www.securityfocus.com/bid/55716
web
-
pypi.org
/project/keystone
package
-
github.com
/advisories/GHSA-mf98-r2gf-2x3w
advisory
Sources
- CVE List CVE-2012-4456
- GitHub Advisory GHSA-mf98-r2gf-2x3w
- NVD CVE-2012-4456
- OSV PYSEC-2026-832
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.