did you disabled signature checking of scripts. If not, please do it first.
-- Eero 2016-03-01 13:19 GMT+02:00 Míkel Rodríguez <[email protected]>: > Hello, we are developing a custom NVT which only checks if port 21 is > open. We have a scanner virtual machine on which OpenVAS is installed and > we use it to store our custom NVT and to do scans. We have another virtual > machine which is a clone of the first but it also has an FTP server > listening on port 21. We use it as a target for the scans. When we use > openvas-nasl command on the scanner machine to test the new NVT, it works > and detects that port 21 is open on the target, by using the > get_port_state() function. The problem is that when we select our custom > NVT on a scan config of a task and run the task on the GSA, it says that > port 21 is closed, which is wrong. Our NVT hasn't got any script neither > port dependency, it only checks the status of port 21. Why does not it work > on GSA but does with the openvas-nasl command? > > Here is the code of the NVT that we are testing: > > include("revisions-lib.inc"); > tag_summary = "Parece que se ha detectado un servicio FTP de datos en un > puerto abierto. Eso podría representar una vulnerabilidad potencial."; > > desc = " > > Summary: > " + tag_summary; > > > if (description) > { > script_id(30001); > script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:N"); > script_version("1.0"); > script_tag(name:"last_modification", value:"$Date: 2016-02-29 18:00:00 > +0100 (Mon, 29 Feb 2016) $"); > script_tag(name:"creation_date", value:"2016-02-29 18:00:00 +0100 (Mon, > 29 Feb 2016)"); > script_tag(name:"cvss_base", value:"0.0"); > script_tag(name:"risk_factor", value:"None"); > script_name("Detección de FTP de datos"); > > script_description(desc); > script_summary("Comprobar si hay un FTP de datos."); > script_category(ACT_GATHER_INFO); > script_family("FTP"); > script_copyright("Copyright (c) 2016 Xeridia"); > #script_dependencies("find_service.nasl"); > #script_require_ports("Services/ftp", 21); > if (revcomp(a: OPENVAS_VERSION, b: "6.0+beta5") >= 0) { > script_tag(name : "summary" , value : tag_summary); > } > exit(0); > } > > include("ftp_func.inc"); > > include("misc_func.inc"); > include("global_settings.inc"); > > port = 21; > > if(!get_port_state(port)) { > display("Port ", port, " is closed."); > security_note(port:port, data:string("Port ", port, " is closed.")); > exit(0); > } > > if(!banner = get_ftp_banner(port:port)) { > display("Port ", port, " may be open but no FTP banner was found."); > security_note(port:port, data:string("Port ", port, " may be open but no > FTP banner was found.")); > exit(0); > } > > if(isnull(banner)) { > security_note(port:port, data:string("Port ", port, " may be open but no > FTP banner was found.")); > } else { > display("An FTP service was detected on port ", port, " with a banner: [", > banner, "].\n"); > security_note(port:port, data:string("An FTP service was detected on port > ", port, " with a banner: [", banner, "].\n")); > exit(0); > } > > exit(0); > > _______________________________________________ > Openvas-plugins mailing list > [email protected] > https://lists.wald.intevation.org/cgi-bin/mailman/listinfo/openvas-plugins >
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