TITLE:
eyeOS "_SESSION" PHP Code Execution Vulnerability

SECUNIA ADVISORY ID:
SA18757

VERIFY ADVISORY:
http://secunia.com/advisories/18757/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
eyeOS 0.x
http://secunia.com/product/5902/

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

The vulnerability is caused due to sessions being incorrectly
initialised. This can be exploited to execute arbitrary PHP code by
defining certain indexes of the "_SESSION" array.

Example:
http://[victim]/desktop.php?baccio=eyeOptions.eyeapp&a=eyeOptions.eyeapp&_SESSION[usr]=demo&_SESSION[apps][eyeOptions.eyeapp][wrapup]=[code]

The vulnerability has been reported in version 0.8.9 and prior.

SOLUTION:
Update to version 0.8.10.
http://www.eyeos.org/Downloads

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

ORIGINAL ADVISORY:
http://www.gulftech.org/?node=research&article_id=00096-02072006

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