TITLE:
Farmers WIFE FTP Directory Traversal Vulnerability

SECUNIA ADVISORY ID:
SA18508

VERIFY ADVISORY:
http://secunia.com/advisories/18508/

CRITICAL:
Moderately critical

IMPACT:
Manipulation of data, System access

WHERE:
>From remote

SOFTWARE:
Farmers WIFE 4.x
http://secunia.com/product/6849/

DESCRIPTION:
Knud Erik Højgaard has discovered a vulnerability in Farmers WIFE,
which can be exploited by malicious users to compromise a vulnerable
system.

The vulnerability is caused due to an input validation error in the
built-in FTP server listening on port 22003/tcp. This can be
exploited to escape the FTP root and create or overwrite arbitrary
files via directory traversal attacks.

NOTE: Exploit code is publicly available.

The vulnerability has been confirmed in version 4.4 SP2 and has also
been reported in version 4.4 SP1. Other versions may also be
affected.

SOLUTION:
Grant only trusted users access to the service.

PROVIDED AND/OR DISCOVERED BY:
Knud Erik Højgaard

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