SumatraPDF Detection

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(62389);
  script_version("1.11");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/02/06");

  script_name(english:"SumatraPDF Detection");
  script_summary(english:"Checks for SumatraPDF");

  script_set_attribute(attribute:"synopsis", value:"A PDF file viewer is installed on the remote Windows host.");
  script_set_attribute(attribute:"description", value:"SumatraPDF, a free PDF file viewer, is installed on the remote host.");
  script_set_attribute(attribute:"see_also", value:"https://www.sumatrapdfreader.org/free-pdf-reader.html");
  script_set_attribute(attribute:"solution", value:"n/a");
  script_set_attribute(attribute:"risk_factor", value:"None");

  script_set_attribute(attribute:"plugin_publication_date", value:"2012/10/02");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:krystztof_kowalczyk:sumatrapdf");
  script_set_attribute(attribute:"asset_inventory", value:"True");
  script_set_attribute(attribute:"asset_inventory_category", value:"software_enumeration");
  script_set_attribute(attribute:"agent", value:"windows");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows");

  script_copyright(english:"This script is Copyright (C) 2012-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("smb_hotfixes.nasl");
  script_require_keys("SMB/Registry/Enumerated");
  script_require_ports(139, 445);

  exit(0);
}

include("audit.inc");
include("smb_func.inc");
include("smb_hotfixes.inc");
include("smb_hotfixes_fcheck.inc");
include("smb_reg_query.inc");
include("misc_func.inc");
include("install_func.inc");

port = kb_smb_transport();
appname = 'SumatraPDF';

registry_init();
hklm = registry_hive_connect(hive:HKEY_LOCAL_MACHINE, exit_on_fail:TRUE);
key = "SOFTWARE\SumatraPDF\Install_Dir";
path = get_registry_value(handle:hklm, item:key);

if (isnull(path))
{
  key = 'SOFTWARE\\Classes\\Applications\\SumatraPDF.exe\\Shell\\Open\\Command\\';
  path = get_registry_value(handle:hklm, item:key);
  if (!isnull(path))
  {
    path -= ' "%1"';
    path = str_replace(string:path, find:'"', replace:'');
  }
}

RegCloseKey(handle:hklm);
if (isnull(path))
{
  close_registry();
  audit(AUDIT_NOT_INST, appname);
}
close_registry(close:FALSE);

if ('sumatrapdf.exe' >!< tolower(path)) exe = path + "\SumatraPDF.exe";
else exe = path;
ver = hotfix_get_fversion(path:exe);
hotfix_check_fversion_end();

if (ver['error'] == HCF_NOENT)
  audit(AUDIT_UNINST, appname);
else if (ver['error'] != HCF_OK)
  audit(AUDIT_VER_FAIL, exe);

version = join(ver['value'], sep:'.');
kb_base = 'SMB/SumatraPDF/';
set_kb_item(name:kb_base+'Path', value:path);
set_kb_item(name:kb_base+'Version', value:version);

register_install(
  vendor:"Krystztof Kowalczyk",
  product:"SumatraPDF",
  app_name:appname,
  path:path,
  version:version,
  cpe:"cpe:/a:krystztof_kowalczyk:sumatrapdf");

report_installs(app_name:appname, port:port);