Services that are running and bound to the loopback interface on the Artica Proxy are accessible through the proxy service. In particular, the "tailon" service is running, running as the root user, is bound to the loopback interface, and is listening on TCP port 7050. Security issues associated with exposing this network service are documented at gvalkov's 'tailon' GitHub repo. Using the tailon service, the contents of any file on the Artica Proxy can be viewed.

The "Rich Filemanager" feature of Artica Proxy provides a web-based interface for file management capabilities. When the feature is enabled, it does not require authentication by default, and runs as the root user.

The Artica-Proxy administrative web application will deserialize arbitrary PHP objects supplied by unauthenticated users and subsequently enable code execution as the "www-data" user.

The Artica Proxy administrative web application will deserialize arbitrary PHP objects supplied by unauthenticated users and subsequently enable code execution as the "www-data" user. This issue was demonstrated on version 4.50 of the The Artica-Proxy administrative web application attempts to prevent local file inclusion. These protections can be bypassed and arbitrary file requests supplied by unauthenticated users will be returned according to the privileges of the "www-data" user.

A OS Command Injection vulnerability was discovered in Artica Proxy 4.30.000000. Attackers can execute OS commands in cyrus.events.php with GET param logs and POST param rp.

Artica Proxy 4.26 allows remote command execution for an authenticated user via shell metacharacters in the "Modify the hostname" field.

Artica Proxy 3.06.200056 allows remote attackers to execute arbitrary commands as root by reading the ressources/settings.inc ldapadmin and ldappassword fields, using these credentials at logon.php, and then entering the commands in the admin.index.php command-line field.

Artica Web Proxy before 3.06.112911 allows remote attackers to execute arbitrary code as root by conducting a cross-site scripting (XSS) attack involving the username-form-id parameter to freeradius.users.php.