-------------------------------------------------------------------------------- Advisory ID: SYSS-2014-005 Product: FTPGetter Standard Vendor: FTPGetter Team Affected Version(s): v5.05.0.31 Tested Version(s): FTPGetter Standard v5.05.0.31 (Windows 7 32 Bit) Vulnerability Type: X.509 validation Risk Level: Medium Solution Status: Vendor Notification: 2014-04-09 Solution Date: Public Disclosure: 2014-05-26 CVE Reference: Not assigned, yet Author of Advisory: Micha Borrmann (SySS GmbH) -------------------------------------------------------------------------------- Overview: FTPGetter Standard is not validating X.509 certificates, if FTP with TLS is used -------------------------------------------------------------------------------- Vulnerability Details: A user can not recognize an easy to perform man-in-the-middle attack, because the client is not validate the X.509 certificate from the FTP server. In an untrusted networking environment (like a Wifi hotspot), the current FTP AUTH TLS connection with FTPGetter Standard should be classified as not encrypted. -------------------------------------------------------------------------------- Proof of Concept (PoC): not needed -------------------------------------------------------------------------------- Solution: use another client for FTP with AUTH TLS -------------------------------------------------------------------------------- Disclosure Timeline: April 9, 2014 - Vulnerability discovered April 9, 2014 - Vulnerability reported to vendor -------------------------------------------------------------------------------- References: -------------------------------------------------------------------------------- Credits: Security vulnerability found by Micha Borrmann of the SySS GmbH. E-Mail: micha.borrmann (at) syss.de Public Key: https://www.syss.de/fileadmin/dokumente/Materialien/PGPKeys/Micha_Borrmann.asc Key fingerprint = 6897 7B33 B359 B8BA 0884 969F FC67 EBA9 1B51 128A -------------------------------------------------------------------------------- Disclaimer: The information provided in this security advisory is provided "as is" and without warranty of any kind. Details of this security advisory may be updated in order to provide as accurate information as possible. The latest version of this security advisory is available on the SySS Web site. -------------------------------------------------------------------------------- Copyright: Creative Commons - Attribution (by) - Version 3.0 URL: http://creativecommons.org/licenses/by/3.0/deed.en