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TITLE:
eZ Publish Insufficient User ID Validation Vulnerability

SECUNIA ADVISORY ID:
SA33097

VERIFY ADVISORY:
http://secunia.com/advisories/33097/

CRITICAL:
Moderately critical

IMPACT:
Security Bypass

WHERE:
>From remote

SOFTWARE:
eZ Publish 3.x
http://secunia.com/advisories/product/1476/

DESCRIPTION:
A vulnerability has been reported in eZ Publish, which can be
exploited by malicious people to bypass certain security
restrictions.

The vulnerability is caused due to the application not properly
checking if the provided user ID value already exists during user
registration. This can be exploited to modify existing users by
providing an already existing user ID value.

This vulnerability is reported in version 3.5.6 and later.

SOLUTION:
Update to version 3.9.5, 3.10.1 or 4.0.1.

PROVIDED AND/OR DISCOVERED BY:
s4avrd0w

ORIGINAL ADVISORY:
s4avrd0w:
http://milw0rm.com/exploits/7406

EZSA-2008-003:
http://ez.no/developer/security/security_advisories/ez_publish_4_0/ezsa_2008_003_insufficient_form_handling_made_privilege_escalation_possible

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