SMB: Gather file version info for authenticated scans

# SPDX-FileCopyrightText: 2018 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("1.3.6.1.4.1.25623.1.0.108517");
  script_version("2023-07-25T05:05:58+0000");
  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:"last_modification", value:"2023-07-25 05:05:58 +0000 (Tue, 25 Jul 2023)");
  script_tag(name:"creation_date", value:"2018-12-12 10:15:08 +0100 (Wed, 12 Dec 2018)");
  script_name("SMB: Gather file version info for authenticated scans");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("Windows");
  script_dependencies("smb_reg_service_pack.nasl");
  script_require_ports(139, 445);
  script_mandatory_keys("SMB/WindowsVersion");

  script_tag(name:"summary", value:"This script gathers the version of various
  Microsoft Windows files and saves/caches them internally for faster access by
  other scripts during authenticated scans.");

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

  exit(0);
}

include("smb_nt.inc");
include("secpod_smb_func.inc");

sysPath = smb_get_system32root();
if( ! sysPath )
  exit( 0 );

# nb: Can be used by smb_get_fileversion_from_cache() from secpod_smb_func.inc
# to avoid that VTs depending on the version of common files needs to call
# the fetch_file_version() function on their own and thus would require a
# script_require_ports(139, 445) which might slow down scans due to
# "non_simult_ports" of the scanner set to 139 and 445.
foreach file( make_list( "edgehtml.dll", "mshtml.dll" ) ) {
  vers = fetch_file_version( sysPath:sysPath, file_name:file );
  if( vers && vers =~ "^[0-9]+\." ) {
    set_kb_item( name:"SMB/lsc_file_version_cache/available", value:TRUE );
    set_kb_item( name:"SMB/lsc_file_version_cache/" + file + "/available", value:TRUE );
    set_kb_item( name:"SMB/lsc_file_version_cache/" + file + "/infos", value:sysPath + "\" + file + "#--#" + vers );
  }
}

exit( 0 );