National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2012-5571 Detail

Description

OpenStack Keystone Essex (2012.1) and Folsom (2012.2) does not properly handle EC2 tokens when the user role has been removed from a tenant, which allows remote authenticated users to bypass intended authorization restrictions by leveraging a token for the removed user role.

Source:  MITRE
Description Last Modified:  12/17/2012

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 3.5 LOW
Vector: (AV:N/AC:M/Au:S/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 6.8


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.fedoraproject.org/pipermail/package-announce/2012-December/094286.html
http://rhn.redhat.com/errata/RHSA-2012-1556.html
http://rhn.redhat.com/errata/RHSA-2012-1557.html
http://www.openwall.com/lists/oss-security/2012/11/28/5 Patch
http://www.openwall.com/lists/oss-security/2012/11/28/6 Patch
http://www.securityfocus.com/bid/56726
http://www.ubuntu.com/usn/USN-1641-1
https://bugs.launchpad.net/keystone/+bug/1064914 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/80333
https://github.com/openstack/keystone/commit/37308dd4f3e33f7bd0f71d83fd51734d1870713b Patch
https://github.com/openstack/keystone/commit/8735009dc5b895db265a1cd573f39f4acfca2a19 Patch
https://github.com/openstack/keystone/commit/9d68b40cb9ea818c48152e6c712ff41586ad9653 Patch

Technical Details

Vulnerability Type (View All)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:openstack:essex:2012.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:openstack:folsom:2012.2:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2012-5571
NVD Published Date:
12/17/2012
NVD Last Modified:
08/28/2017