IceWarp Mail Server Detection (POP3)

# 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("1.3.6.1.4.1.25623.1.0.113775");
  script_version("2026-04-24T06:23:04+0000");
  script_tag(name:"last_modification", value:"2026-04-24 06:23:04 +0000 (Fri, 24 Apr 2026)");
  script_tag(name:"creation_date", value:"2020-11-04 10:10:10 +0100 (Wed, 04 Nov 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("IceWarp Mail Server Detection (POP3)");

  script_category(ACT_GATHER_INFO);

  script_copyright("Copyright (C) 2020 Greenbone AG");
  script_family("Product detection");
  script_dependencies("popserver_detect.nasl");
  script_require_ports("Services/pop3", 110);
  script_mandatory_keys("pop3/icewarp/mailserver/detected");

  script_tag(name:"summary", value:"POP3 based detection of IceWarp Mail Server.");

  exit(0);
}

include("host_details.inc");
include("pop3_func.inc");
include("port_service_func.inc");

port = pop3_get_port( default: 110 );

if( ! banner = pop3_get_banner( port: port ) )
  exit( 0 );

# +OK <redacted> IceWarp Deep Castle 2 Update 2 build 14 POP3 Fri, 04 Aug 2023 05:15:37 +0000 <redacted>
# +OK <redacted> IceWarp 11.3.1.6 x64 POP3 Fri, 04 Aug 2023 08:19:23 +0200 <redacted>
# +OK <redacted> IceWarp Epos Update 2 build 10 POP3 Thu, 23 Apr 2026 09:16:52 +0000 <20260423091652@redacted>
if( banner =~ "IceWarp" ) {

  set_kb_item( name: "icewarp/mailserver/detected", value: TRUE );
  set_kb_item( name: "icewarp/mailserver/pop3/detected", value: TRUE );
  set_kb_item( name: "icewarp/mailserver/pop3/port", value: port );
  set_kb_item( name: "icewarp/mailserver/pop3/" + port + "/concluded", value: banner );

  version = "unknown";
  vers = eregmatch( string: banner, pattern: "IceWarp ([0-9.]+)", icase: TRUE );
  if( ! isnull( vers[1] ) )
    version = vers[1];

  set_kb_item( name: "icewarp/mailserver/pop3/" + port + "/version", value: version );
}

exit( 0 );