{"id":"CVE-2012-4456","aliases":["GHSA-mf98-r2gf-2x3w","PYSEC-2026-832"],"title":"OpenStack Keystone Improper Authentication vulnerability","summary":"OpenStack Keystone Improper Authentication vulnerability","severity":"high","vendor":"keystone","product":"keystone","ecosystem":"pip","affected":["keystone >= 2012.1, < 2012.1.2"],"patched":["keystone 2012.1.2"],"published":"2022-05-14","updated":"2026-07-07","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-mf98-r2gf-2x3w","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4456"},{"url":"https://github.com/openstack/keystone/commit/14b136aed9d988f5a8f3e699bd4577c9b874d6c1"},{"url":"https://github.com/openstack/keystone/commit/1d146f5c32e58a73a677d308370f147a3271c2cb"},{"url":"https://github.com/openstack/keystone/commit/24df3adb3f50cbb5ada411bc67aba8a781e6a431"},{"url":"https://github.com/openstack/keystone/commit/868054992faa45d6f42d822bf1588cb88d7c9ccb"},{"url":"https://access.redhat.com/errata/RHSA-2012:1378"},{"url":"https://access.redhat.com/security/cve/CVE-2012-4456"},{"url":"https://bugs.launchpad.net/keystone/+bug/1006815"},{"url":"https://bugs.launchpad.net/keystone/+bug/1006822"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=861179"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/78944"},{"url":"https://github.com/openstack/keystone"},{"url":"https://lists.launchpad.net/openstack/msg17034.html"},{"url":"https://web.archive.org/web/20121114024512/http://www.securityfocus.com/bid/55716"},{"url":"http://www.openwall.com/lists/oss-security/2012/09/28/5"}],"tags":["osv","pip"],"epss":0.03998,"epssPercentile":0.90097,"ingestedAt":"2026-07-08T18:25:51.205Z","slug":"CVE-2012-4456","body":"## Overview\n\nThe (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.\n\n## Affected packages\n\n- `keystone >= 2012.1, < 2012.1.2`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `keystone 2012.1.2`","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":41.3,"likelihood":0.8,"exploitation":0,"ransomware":0},"changes":[]}