High-Tech Bridge SA has discovered a vulnerability in DynPG CMS, which can be exploited by malicious users to disclose sensitive information.
Input passed to the "CHG_DYNPG_SET_LANGUAGE" parameter in index.php is not properly verified before being used to include files in languages.inc.php. This can be exploited to include arbitrary files from local resources via directory traversal attacks and URL-encoded NULL bytes.
Successful exploitation requires that "magic_quotes_gpc" is disabled.
The vulnerability is confirmed in version 4.1.1. Other versions may also be affected.
Solution: Update to version 4.2.1.
Provided and/or discovered by: High-Tech Bridge SA
Original Advisory: DynPG CMS:
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