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TITLE:
YaBB SE "user" SQL Injection Vulnerability

SECUNIA ADVISORY ID:
SA20780

VERIFY ADVISORY:
http://secunia.com/advisories/20780/

CRITICAL:
Moderately critical

IMPACT:
Manipulation of data

WHERE:
>From remote

SOFTWARE:
YaBB SE 1.x
http://secunia.com/product/1009/

DESCRIPTION:
Sam Thomas has discovered a vulnerability in YaBB SE, which can be
exploited by malicious people to conduct SQL injection attacks.

Input passed to the "user" parameter in Sources/Profile.php is not
properly sanitised before being used in a SQL query. This can be
exploited to manipulate SQL queries by injecting arbitrary SQL code.

Example:
http://[host]/index.php?board=&action=viewprofile&user=[code]

The vulnerability has been confirmed in version 1.5.5c. Other
versions may also be affected.

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

PROVIDED AND/OR DISCOVERED BY:
Sam Thomas

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