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- #
- # This script was written by Renaud Deraison <deraison@cvs.nessus.org>
- #
- # See the Nessus Scripts License for details
- #
-
- if(description)
- {
- script_id(10646);
- script_version ("$Revision: 1.10 $");
-
- name["english"] = "Lion worm";
- name["francais"] = "Lion worm";
- script_name(english:name["english"], francais:name["francais"]);
-
- desc["english"] = "
- This host seems to be infected by the lion worm, because
- it has shells running on extra port and a copy of SSH
- running on port 33568.
-
- Solution : re-install this system from scratch
- See also : http://www.sans.org/y2k/lion.htm
- Risk factor : Critical";
-
-
-
- script_description(english:desc["english"]);
-
- summary["english"] = "Determines the presence of Lion";
- summary["francais"] = "DΘtermine la prΘsence de Lion";
- script_summary(english:summary["english"], francais:summary["francais"]);
-
- script_category(ACT_GATHER_INFO);
-
-
- script_copyright(english:"This script is Copyright (C) 2001 Renaud Deraison",
- francais:"Ce script est Copyright (C) 2001 Renaud Deraison");
- family["english"] = "Backdoors";
- family["francais"] = "Backdoors";
- script_family(english:family["english"], francais:family["francais"]);
- script_require_ports(60008, 33567, 33568);
- exit(0);
- }
-
- #
- # The script code starts here
- #
-
- function check_shell(port)
- {
- soc = open_sock_tcp(port);
- if(!soc)return(0);
- #r = recv(socket:soc, length:4096);
- r = string("id\r\n");
- send(socket:soc, data:r);
- r = recv(socket:soc, length:4096);
- close(soc);
- if("command not found" >< r){
- security_hole(port);
- return(1);
- }
- if("uid=" >< r){
- security_hole(port);
- return(1);
- }
- return(0);
- }
-
- if(get_port_state(60008))
- {
- if(check_shell(port:60008))
- exit(0);
- }
-
- if(get_port_state(33567))
- {
- if(check_shell(port:33567))
- exit(0);
- }
-
- if(get_port_state(33568))
- {
- soc = open_sock_tcp(33568);
- if(soc)
- {
- r = recv(socket:soc, length:4096);
- close(soc);
- if(r)
- {
- if("SSH-" >< r)security_hole(33568);
- exit(0);
- }
- }
- }
-