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TITLE:
Total Commander FTP Download Directory Traversal Vulnerability

SECUNIA ADVISORY ID:
SA26734

VERIFY ADVISORY:
https://secunia.com/advisories/26734/

CRITICAL:
Moderately critical

IMPACT:
System access

WHERE:
>From remote

SOFTWARE:
Total Commander 7.x
https://secunia.com/product/14429/
Total Commander 6.x
https://secunia.com/product/3312/

DESCRIPTION:
Gynvael Coldwind has reported a vulnerability in Total Commander,
which can be exploited by malicious people to compromise a user's
system.

The vulnerability is caused due to an input validation error when
handling the filename of downloaded files through FTP. This can be
exploited to e.g. create files in arbitrary locations via directory
traversal attacks.

Successful exploitation requires that the user is e.g. tricked into
downloading a file with a specially-crafted filename from a malicious
FTP server.

The vulnerability affects versions prior to 7.02 and 6.57.

SOLUTION:
Update to 7.02 or 6.57.

7.02:
https://www.ghisler.com/download.htm

6.57 (16-bit):
https://www.ghisler.com/wcmd16.htm

PROVIDED AND/OR DISCOVERED BY:
Gynvael Coldwind

ORIGINAL ADVISORY:
Total Commander:
https://www.ghisler.com/whatsnew.htm

Hispasec Sistemas:
https://blog.hispasec.com/lab/advisories/adv_TotalCommander_7_01_Remote_Traversal.txt

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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:
https://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
https://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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