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[SA28309] AGENCY4NET WEBFTP "file" Directory Traversal Vulnerability

From: Secunia Security Advisories (sec-advsecunia.com)
Date: Thu Jan 03 2008 - 00:17:04 CST


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TITLE:
AGENCY4NET WEBFTP "file" Directory Traversal Vulnerability

SECUNIA ADVISORY ID:
SA28309

VERIFY ADVISORY:
http://secunia.com/advisories/28309/

CRITICAL:
Highly critical

IMPACT:
Exposure of system information, Exposure of sensitive information

WHERE:
From remote

SOFTWARE:
AGENCY4NET WEBFTP 1.x
http://secunia.com/product/17061/

DESCRIPTION:
GoLd_M has discovered a vulnerability in AGENCY4NET WEBFTP, which can
be exploited by malicious people to disclose sensitive information.

Input passed to the "file" parameter in download2.php is not properly
sanitised before being used to download files. This can be exploited
to download arbitrary files via directory traversal attacks.

The vulnerability is confirmed in version 1.0. Other versions may
also be affected.

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

PROVIDED AND/OR DISCOVERED BY:
GoLd_M

ORIGINAL ADVISORY:
http://milw0rm.com/exploits/4828

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