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- #
- #
- # This script was written by Giovanni Fiaschi <giovaf@sysoft.it>
- #
- # See the Nessus Scripts License for details
- # Script audit and contributions from Carmichael Security <http://www.carmichaelsecurity.com>
- # Erik Anderson <eanders@carmichaelsecurity.com>
- # Added BugtraqID.
- #
-
- if(description)
- {
- script_id(10714);
- script_bugtraq_id(3161);
- script_version ("$Revision: 1.13 $");
-
- script_cve_id("CAN-1999-0571");
-
- name["english"] = "Default password router Zyxel";
- name["francais"] = "Router Zyxel sans mot de passe";
- script_name(english:name["english"]);
-
- desc["english"] = "
- The remote host is a Zyxel router with its default password set.
-
- An attacker could telnet to it and reconfigure it to lock the owner out and to
- prevent him from using his Internet connection, or create a dial-in user to
- connect directly to the LAN attached to it.
-
- Solution : Telnet to this router and set a password immediately.
- Risk factor : High";
-
- desc["francais"] = "";
-
- script_description(english:desc["english"]);
-
- summary["english"] = "Logs into the router Zyxel";
- script_summary(english:summary["english"]);
-
- script_category(ACT_GATHER_INFO);
-
- script_copyright(english:"This script is Copyright (C) 2001 Giovanni Fiaschi");
- script_family(english:"Misc.", francais:"Divers");
- script_require_ports(23);
-
- exit(0);
- }
-
- port = 23;
- if(get_port_state(port))
- {
- soc = open_sock_tcp(port);
- if(soc)
- {
- r = recv(socket:soc, length:8192, min:1);
- s = string("1234\r\n");
- send(socket:soc, data:s);
- r = recv(socket:soc, length:8192, min:1);
- close(soc);
- if("ZyXEL" >< r)security_hole(port);
- }
- }
-