An issue was discovered in ProVide (formerly zFTPServer) through 13.1. It doesn't enforce permission over Windows Symlinks or Junctions. As a result, a low-privileged user (non-admin) can craft a Junction Link in a directory he has full control of, breaking out of the sandbox.

An issue was discovered in ProVide (formerly zFTPServer) through 13.1. The Admin Web Interface has Multiple Stored and Reflected XSS. GetInheritedProperties is Reflected via the groups parameter. GetUserInfo is Reflected via POST data. SetUserInfo is Stored via the general parameter.

An issue was discovered in ProVide (formerly zFTPServer) through 13.1. The User Web Interface has Multiple Stored and Reflected XSS issues. Collaborate is Reflected via the filename parameter. Collaborate is Stored via the displayname parameter. Deletemultiple is Reflected via the files parameter. Share is Reflected via the target parameter. Share is Stored via the displayname parameter. Waitedit is Reflected via the Host header.

An issue was discovered in ProVide (formerly zFTPServer) through 13.1. /ajax/ImportCertificate allows an attacker to load an arbitrary certificate in .pfx format or overwrite arbitrary files via the fileName parameter.

An issue was discovered in ProVide (formerly zFTPServer) through 13.1. /ajax/GetInheritedProperties allows HTTP Response Splitting via the language parameter.

An issue was discovered in ProVide (formerly zFTPServer) through 13.1. The Admin Interface allows CSRF for actions such as: Change any username and password, admin ones included; Create/Delete users; Enable/Disable Services; Set a rogue update proxy; and Shutdown the server.

An issue was discovered in ProVide (formerly zFTPServer) through 13.1. Privilege escalation can occur via the /ajax/SetUserInfo messages parameter because of the EXECUTE() feature, which is for executing programs when certain events are triggered.

An issue was discovered in ProVide (formerly zFTPServer) through 13.1. CSRF exists in the User Web Interface, as demonstrated by granting filesystem access to the public for uploading and deleting files and directories.