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TITLE:
Gelato "img" File Disclosure Vulnerability

SECUNIA ADVISORY ID:
SA31456

VERIFY ADVISORY:
http://secunia.com/advisories/31456/

CRITICAL:
Moderately critical

IMPACT:
Exposure of system information, Exposure of sensitive information

WHERE:
>From remote

SOFTWARE:
Gelato 0.x
http://secunia.com/product/15750/

DESCRIPTION:
jiko has discovered a vulnerability in Gelato, which can be exploited
by malicious people to disclose sensitive information.

Input passed to the "img" parameter in classes/imgsize.php is not
properly sanitised before being used. This can be exploited to
download arbitrary files via directory traversal attacks or full
paths.

The vulnerability is confirmed in version 0.95. Other versions may
also be affected.

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

PROVIDED AND/OR DISCOVERED BY:
jiko

ORIGINAL ADVISORY:
http://milw0rm.com/exploits/6235

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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