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TITLE:
IBM Tivoli Federated Identity Manager SAML Signature Validation
Security Bypass

SECUNIA ADVISORY ID:
SA47218

VERIFY ADVISORY:
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http://secunia.com/advisories/47218/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=47218

RELEASE DATE:
2011-12-14

DISCUSS ADVISORY:
http://secunia.com/advisories/47218/#comments

AVAILABLE ON SITE AND IN CUSTOMER AREA:
 * Last Update
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 * Criticality Level
 * Impact
 * Where
 * Solution Status
 * Operating System / Software
 * CVE Reference(s)

http://secunia.com/advisories/47218/

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https://ca.secunia.com/?page=viewadvisory&vuln_id=47218

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http://secunia.com/vulnerability_scanning/personal/
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DESCRIPTION:
A vulnerability has been reported in IBM Tivoli Federated Identity
Manager and IBM Tivoli Federated Identity Manager Business Gateway,
which can be exploited by malicious people to bypass certain security
restrictions.

The vulnerability is caused due to an error when validating SAML
signatures and can be exploited to bypass the signature validation
mechanism via a non-conforming SAML signature.

Successful exploitation requires the use of SAML based protocols
(SAML 1.0, 1.1, or 2.0) or Security Token Service modules.

The vulnerability is reported in versions 6.1.1, 6.2.0, and 6.2.1.

SOLUTION:
Update to version 6.1.1 Interim Fix 12, 6.2.0 Interim Fix 10, or
6.2.1 Fix Pack 2.

PROVIDED AND/OR DISCOVERED BY:
Reported by the vendor.

ORIGINAL ADVISORY:
IBM (IV10793, IV10801, IV10813):
http://www.ibm.com/support/docview.wss?uid=swg21575309
http://www.ibm.com/support/docview.wss?uid=swg24031351
http://www.ibm.com/support/docview.wss?uid=swg24031348
http://www.ibm.com/support/docview.wss?uid=swg24029500

IBM X-Force:
http://xforce.iss.net/xforce/xfdb/71686

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

DEEP LINKS:
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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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About:
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