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TITLE:
Drupal OpenID Module "claimed_id" Authority Spoofing

SECUNIA ADVISORY ID:
SA28717

VERIFY ADVISORY:
http://secunia.com/advisories/28717/

CRITICAL:
Moderately critical

IMPACT:
Spoofing

WHERE:
>From remote

SOFTWARE:
Drupal OpenID Module 5.x
http://secunia.com/product/17404/

DESCRIPTION:
A vulnerability has been reported in the OpenID module for Drupal,
which can be exploited by malicious people to spoof OpenID
authorities.

The vulnerability is caused due to the OpenID module not properly
verifying the "claimed_id" value returned by an OpenID provider. This
can be exploited to spoof other OpenID authorities by setting up a
malicious OpenID provider.

The vulnerability is reported in 5.x-1.0 and earlier.

SOLUTION:
Update to OpenID 5.x-1.1.

PROVIDED AND/OR DISCOVERED BY:
Johnny Bufu

ORIGINAL ADVISORY:
http://drupal.org/node/216022

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