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TITLE:
Sanusart Simple PHP Guestbook Script PHP Code Execution

SECUNIA ADVISORY ID:
SA32643

VERIFY ADVISORY:
http://secunia.com/advisories/32643/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Sanusart Simple PHP Guestbook Script
http://secunia.com/advisories/product/20465/

DESCRIPTION:
GoLd_M has reported a vulnerability in Sanusart Simple PHP Guestbook
Script, which can be exploited by malicious people to compromise a
vulnerable system.

Input passed to the "message" parameter in act.php is not properly
sanitised before it is written to the "messages.txt" file. This can
be exploited to execute PHP by including PHP code in the message
body.

SOLUTION:
Update to latest version.
http://www.sanusart.com/php/FREEsimplePHPguestbook.zip

PROVIDED AND/OR DISCOVERED BY:
GoLd_M

ORIGINAL ADVISORY:
http://milw0rm.com/exploits/7079

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