CVE ID:	CVE-2001-1135
Description:	ZyXEL Prestige 642R and 642R-I routers do not filter the routers' Telnet and FTP ports on the external WAN interface from inside access, allowing someone on an internal computer to reconfigure the router, if the password is known.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2001-1135 BugTraq ID: 3346 http://www.securityfocus.com/bid/3346 Bugtraq: 20010809 ZyXEL Prestige 642R: Exposed Admin Services on WAN with Default Password (Google Search) http://www.securityfocus.com/archive/1/203022 Bugtraq: 20010810 Re: ZyXEL Prestige 642R: Exposed Admin Services on WAN with Default Password (Google Search) http://www.securityfocus.com/archive/1/203592 Bugtraq: 20010814 Fwd: ZyXEL Prestige 642 Router Administration Interface Vulnerability (Google Search) http://www.securityfocus.com/archive/1/204439 Bugtraq: 20010918 SECURITY RISK: ZyXEL ADSL Router 642R - WAN filter bypass from internal network (Google Search) http://www.securityfocus.com/archive/1/214971 XForce ISS Database: prestige-wan-bypass-filter(7146) https://exchange.xforce.ibmcloud.com/vulnerabilities/7146