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TITLE:
OpenStack Keystone Tenant Update Security Bypass Vulnerability

SECUNIA ADVISORY ID:
SA50467

VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/50467/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=50467

RELEASE DATE:
2012-08-31

DISCUSS ADVISORY:
http://secunia.com/advisories/50467/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
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 * Comments
 * Criticality Level
 * Impact
 * Where
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 * CVE Reference(s)

http://secunia.com/advisories/50467/

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https://ca.secunia.com/?page=viewadvisory&vuln_id=50467

ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
 * AUTOMATED SCANNING

http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/

DESCRIPTION:
A vulnerability has been reported in OpenStack Keystone, which can be
exploited by malicious users to bypass certain security restrictions.

An error within the implementation of access restrictions when
updating user tenants can be exploited to grant membership to
otherwise restricted tenants and gain access to administrative APIs.

The vulnerability is reported in version Essex (2012.1).

SOLUTION:
Fixed in the GIT repository.

PROVIDED AND/OR DISCOVERED BY:
The vendor credits Dolph Mathews.

ORIGINAL ADVISORY:
http://www.openwall.com/lists/oss-security/2012/08/30/6
https://bugs.launchpad.net/keystone/+bug/1040626

OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/

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