ArgoSoft Mail Server Detection (SMTP)

# SPDX-FileCopyrightText: 2020 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.113666");
  script_version("2023-10-31T05:06:37+0000");
  script_tag(name:"last_modification", value:"2023-10-31 05:06:37 +0000 (Tue, 31 Oct 2023)");
  script_tag(name:"creation_date", value:"2020-04-03 11:11:11 +0100 (Fri, 03 Apr 2020)");
  script_tag(name:"cvss_base", value:"0.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:N");

  script_tag(name:"qod_type", value:"remote_banner");

  script_name("ArgoSoft Mail Server Detection (SMTP)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Product detection");
  script_dependencies("smtpserver_detect.nasl", "check_smtp_helo.nasl");
  script_mandatory_keys("smtp/argosoft/mailserver/detected");

  script_tag(name:"summary", value:"Checks whether ArgoSoft Mail Server is present on
  the target system and if so, tries to figure out the installed version.");

  exit(0);
}

include("host_details.inc");
include("smtp_func.inc");
include("misc_func.inc");
include("port_service_func.inc");

port = smtp_get_port( default: 25 );

buf = smtp_get_banner( port: port );

if( buf =~ "ArgoSoft Mail Server" ) {
  set_kb_item( name: "argosoft/mailserver/detected", value: TRUE );
  set_kb_item( name: "argosoft/malserver/smtp/detected", value: TRUE );
  set_kb_item( name: "argosoft/mailserver/smtp/port", value: port );

  version = "unknown";

  ver = eregmatch( string: buf, pattern: 'ArGoSoft Mail Server[^\n]*(\\(([0-9.]+)\\)|v\\.([0-9.]+))', icase: TRUE );
  if( ! isnull( ver[2] ) ) {
    version = ver[2];
  } else if( ! isnull( ver[3] ) ) {
    version = ver[3];
  }

  if( version != "unknown" ) {
    set_kb_item( name: "argosoft/mailserver/smtp/" + port + "/version", value: version );
    set_kb_item( name: "argosoft/mailserver/smtp/" + port + "/concluded", value: ver[0] );
  }
}

exit( 0 );