OpenStack Keystone up to 2013.1.3 Access Restriction access control

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

Summaryinfo

A vulnerability was found in OpenStack Keystone up to 2013.1.3. It has been classified as critical. This affects an unknown function of the component Access Restriction. Performing a manipulation results in access control. This vulnerability is reported as CVE-2013-4294. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical has been found in OpenStack Keystone up to 2013.1.3 (Cloud Software). This affects an unknown code block of the component Access Restriction. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on integrity. The summary by CVE is:

The (1) mamcache and (2) KVS token backends in OpenStack Identity (Keystone) Folsom 2012.2.x and Grizzly before 2013.1.4 do not properly compare the PKI token revocation list with PKI tokens, which allow remote attackers to bypass intended access restrictions via a revoked PKI token.

The weakness was disclosed 09/23/2013 as not defined mailinglist post (oss-sec). It is possible to read the advisory at seclists.org. This vulnerability is uniquely identified as CVE-2013-4294 since 06/12/2013. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 70581 (Ubuntu 12.10 / 13.04 : keystone vulnerabilities (USN-2002-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195897 (Ubuntu Security Notification for Keystone Vulnerabilities (USN-2002-1)).

Upgrading to version 2013.1.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (87025), Tenable (70581), SecurityFocus (BID 62331†), OSVDB (97237†) and Secunia (SA54706†). The entry VDB-65078 is pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 70581
Nessus Name: Ubuntu 12.10 / 13.04 : keystone vulnerabilities (USN-2002-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 867038
OpenVAS Name: Fedora Update for openstack-keystone FEDORA-2013-20373
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Keystone 2013.1.3

Timelineinfo

06/12/2013 🔍
07/19/2013 +37 days 🔍
09/11/2013 +54 days 🔍
09/13/2013 +2 days 🔍
09/23/2013 +10 days 🔍
09/23/2013 +0 days 🔍
06/26/2014 +276 days 🔍
03/24/2015 +271 days 🔍
01/07/2022 +2481 days 🔍

Sourcesinfo

Vendor: openstack.org

Advisory: USN-2002-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-4294 (🔍)
GCVE (CVE): GCVE-0-2013-4294
GCVE (VulDB): GCVE-100-65007

OVAL: 🔍

X-Force: 87025
SecurityFocus: 62331 - OpenStack Keystone Token Revocation Failure Security Bypass Vulnerability
Secunia: 54706 - OpenStack KeyStone PKI Tokens Revocation Check Security Bypass Security Issue, Less Critical
OSVDB: 97237
Vulnerability Center: 45147 - OpenStack Keystone Remote Security Bypass via a Revoked PKI Token, Medium

See also: 🔍

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/07/2022 20:24
Changes: 03/24/2015 15:54 (73), 05/31/2017 09:13 (6), 01/07/2022 20:09 (3), 01/07/2022 20:17 (1), 01/07/2022 20:24 (1)
Complete: 🔍
Cache ID: 216::103

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