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TITLE:
Simple PHP Blog Image File Upload Vulnerability

SECUNIA ADVISORY ID:
SA16598

VERIFY ADVISORY:
http://secunia.com/advisories/16598/

CRITICAL:
Less critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Simple PHP Blog 0.x
http://secunia.com/product/5342/

DESCRIPTION:
ReZEN and 0xception have discovered a vulnerability in Simple PHP
Blog, which can be exploited by malicious users to compromise a
vulnerable system.

The vulnerability is caused to upload_img_cgi.php failing to validate
the extension of an uploaded image file. This can be exploited to
upload files with arbitrary extensions (e.g. ".php") and execute
arbitrary PHP code on the server.

The vulnerability has been confirmed in version 0.4.0. Other versions
may also be affected.

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

PROVIDED AND/OR DISCOVERED BY:
ReZEN and 0xception

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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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