Vulnerability Report

CVE-2012-5563

Title: Openstack Folsom

Other

Proof Of Concept

No public PoC currently indexed for CVE-2012-5563.

CWE Category CWE-255

Published Date Dec 18, 2012

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 4.0 CVSS v2.0

Exploit Probability (EPSS)

2.84%

Vulnerability Summary

CVE-2012-5563: OpenStack Keystone, as used in OpenStack Folsom 2012.2, does not properly implement token expiration, which allows remote authenticated users to bypass intended authorization restrictions by creating new tokens through token chaining. NOTE: this issue exists because of a CVE-2012-3426 regression.

Impacted Vendors

openstack 1

Reference Links

http://rhn.redhat.com/errata/RHSA-2012-1557.html http://secunia.com/advisories/51423 http://secunia.com/advisories/51436 http://www.openwall.com/lists/oss-security/2012/11/28/5 http://www.openwall.com/lists/oss-security/2012/11/28/6 http://www.securityfocus.com/bid/56727 http://www.ubuntu.com/usn/USN-1641-1 https://bugs.launchpad.net/keystone/+bug/1079216 https://exchange.xforce.ibmcloud.com/vulnerabilities/80370 https://github.com/openstack/keystone/commit/38c7e46a640a94da4da89a39a5a1ea9c081f1eb5 https://github.com/openstack/keystone/commit/f9d4766249a72d8f88d75dcf1575b28dd3496681 http://rhn.redhat.com/errata/RHSA-2012-1557.html http://secunia.com/advisories/51423 http://secunia.com/advisories/51436 http://www.openwall.com/lists/oss-security/2012/11/28/5 http://www.openwall.com/lists/oss-security/2012/11/28/6 http://www.securityfocus.com/bid/56727 http://www.ubuntu.com/usn/USN-1641-1 https://bugs.launchpad.net/keystone/+bug/1079216 https://exchange.xforce.ibmcloud.com/vulnerabilities/80370 https://github.com/openstack/keystone/commit/38c7e46a640a94da4da89a39a5a1ea9c081f1eb5 https://github.com/openstack/keystone/commit/f9d4766249a72d8f88d75dcf1575b28dd3496681

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

4.0

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:S/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2012-5563 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

December 18, 2012 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:S/C:N/I:P/A:N

Affected Stack

No specific products linked.