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TITLE:
Claroline "extAuthSource['newUser']" File Inclusion Vulnerability

SECUNIA ADVISORY ID:
SA21931

VERIFY ADVISORY:
http://secunia.com/advisories/21931/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Claroline 1.x
http://secunia.com/product/4607/

DESCRIPTION:
James Bercegay has reported a vulnerability in Caroline, which can be
exploited by malicious people to compromise a vulnerable system.

Input passed to the "extAuthSource['newUser']" parameter in
inc/claro_init_local.inc.php is not properly verified before being
used to include files. This can be exploited to include arbitrary
files from local or external resources.

Successful exploitation requires that "register_globals" is enabled.

The vulnerability has been reported in version 1.7.7. Prior versions
may also be affected.

SOLUTION:
Update to version 1.7.8.

PROVIDED AND/OR DISCOVERED BY:
James Bercegay, GulfTech Security Research Team

ORIGINAL ADVISORY:
http://www.gulftech.org/?node=research&article_id=00112-09142006&

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