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- #
- # This script was written by Michel Arboi <arboi@alussinan.org>
- #
- # GPL
- #
-
-
- if(description)
- {
- script_id(11134);
- script_version ("$Revision: 1.6 $");
-
- script_name(english:"QMTP");
-
- desc["english"] = "
- For your information, a QMTP/QMQP server is running on this port.
- QMTP is a proposed replacement of SMTP by D.J. Bernstein.
-
- ** Note that Nessus only runs SMTP tests currently.
-
- Risk factor : None";
-
- script_description(english:desc["english"]);
-
- summary["english"] = "Detect QMTP servers";
- script_summary(english:summary["english"]);
-
- script_category(ACT_GATHER_INFO);
-
- script_copyright(english:"This script is Copyright (C) 2002 Michel Arboi");
- script_family(english:"Service detection");
- script_dependencie("find_service.nes", "find_service2.nasl");
- script_require_ports(209, 628);
-
- exit(0);
- }
-
- ####
-
- include("global_settings.inc");
- include("misc_func.inc");
- include("network_func.inc");
-
- ports = get_kb_list("Services/QMTP");
- if (! ports) ports = make_list(209, 628);
- ports = make_list(209, 628);
-
- function netstr(str)
- {
- local_var l;
-
- l = strlen(str);
- return strcat(l, ":", str, ",");
- }
-
- foreach port (ports)
- if (service_is_unknown(port: port) && get_port_state(port))
- {
- soc = open_sock_tcp(port);
- if (soc)
- {
- msg = strcat(netstr(str: "
- Message-ID: <1234567890.666.nessus@example.org>
- From: nessus@example.org
- To: postmaster@example.com
-
- Nessus is probing this server.
- "),
- netstr(str: "nessus@example.org"),
- netstr(str: netstr(str: "postmaster@example.com")));
- # QMQP encodes the whole message once more
- if (port == 628)
- {
- msg = netstr(str: msg);
- srv = "QMQP";
- }
- else
- srv = "QMTP";
-
- send(socket: soc, data: msg);
- r = recv(socket: soc, length: 1024);
- close(soc);
-
- if (ereg(pattern: "^[1-9][0-9]*:[KZD]", string: r))
- {
- security_note(port);
- register_service(port: port, proto: srv);
- }
-
- if (ereg(pattern: "^[1-9][0-9]*:K", string: r))
- {
- # K: Message accepted for delivery
- # Z: temporary failure
- # D: permanent failure
- if (is_private_addr(addr: get_host_ip()) ||
- is_private_addr(addr: this_host()) )
- security_warning(port: port, data:
- "The " + srv + " server accepts relaying.
- Make sure it rejects connections from Internet so that spammers cannot use
- it as an open relay");
- else
- security_hole(port: port, data:
- "The "+ srv + " server accepts relaying on or from Internet.
- Spammers can use it as an open relay.
-
- Risk : High");
- }
-
- }
- }
-