What’s Vulnerable › Vulnerabilities

CVE-2012-4456

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-10-09 · updated 2026-06-16
• Weakness: CWE-287

Description

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.

Affected products

• OpenStack Keystone: from 2012.1 before 2012.1.2; 2012.2-milestone1 — fixed in 2012.1.2

How to fix

Upgrade to a fixed version: OpenStack Keystone 2012.1.2. Check the vendor advisory for mitigations.

References

• http://secunia.com/advisories/50665
• http://www.openwall.com/lists/oss-security/2012/09/28/5
• http://www.securityfocus.com/bid/55716
• https://bugs.launchpad.net/keystone/+bug/1006815
• https://bugs.launchpad.net/keystone/+bug/1006822
• https://bugzilla.redhat.com/show_bug.cgi?id=861179
• https://exchange.xforce.ibmcloud.com/vulnerabilities/78944
• https://github.com/openstack/keystone/commit/14b136aed9d988f5a8f3e699bd4577c9b874d6c1
• https://github.com/openstack/keystone/commit/1d146f5c32e58a73a677d308370f147a3271c2cb
• https://github.com/openstack/keystone/commit/24df3adb3f50cbb5ada411bc67aba8a781e6a431
• https://github.com/openstack/keystone/commit/868054992faa45d6f42d822bf1588cb88d7c9ccb
• https://lists.launchpad.net/openstack/msg17034.html

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