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TITLE:
TikiWiki tiki-graph_formula.php Function Injection Vulnerability

SECUNIA ADVISORY ID:
SA27190

VERIFY ADVISORY:
http://secunia.com/advisories/27190/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Tikiwiki 1.x
http://secunia.com/product/3356/

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

Input passed via the "f" parameter to tiki-graph_formula.php is not
properly verified before being used to execute PHP functions. This
can be exploited to execute arbitrary PHP functions.

The vulnerability is reported in version 1.9.8. Other versions may
also be affected.

SOLUTION:
Edit the source code to ensure that input is properly verified.

PROVIDED AND/OR DISCOVERED BY:
ShAnKaR

ORIGINAL ADVISORY:
http://milw0rm.com/exploits/4509

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