Multiple directory traversal vulnerabilities in the (a) "Unzip archive" and (b) "Upload files and archives" functionality in net2ftp 0.96 stable and 0.97 beta allow remote attackers to create, read, or delete arbitrary files via a .. (dot dot) in a filename within a (1) TAR or (2) ZIP archive. NOTE: this can be leveraged for code execution by creating a .php file.
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
Link | Tags |
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https://exchange.xforce.ibmcloud.com/vulnerabilities/42994 | vdb entry |
http://vuln.sg/net2ftp096-en.html | |
http://www.securityfocus.com/bid/29664 | vdb entry |
http://secunia.com/advisories/30611 | third party advisory vendor advisory |