JustSystems Ichitaro Products Denial of Service Vulnerability

# SPDX-FileCopyrightText: 2011 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("1.3.6.1.4.1.25623.1.0.902396");
  script_version("2025-03-05T05:38:52+0000");
  script_tag(name:"last_modification", value:"2025-03-05 05:38:52 +0000 (Wed, 05 Mar 2025)");
  script_tag(name:"creation_date", value:"2011-07-22 12:16:19 +0200 (Fri, 22 Jul 2011)");
  script_cve_id("CVE-2011-1331");
  script_tag(name:"cvss_base", value:"9.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_name("JustSystems Ichitaro Products Denial of Service Vulnerability");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_family("Denial of Service");
  script_dependencies("gb_justsystems_ichitaro_prdts_detect.nasl");
  script_mandatory_keys("Ichitaro/Ichitaro_or_Viewer/Installed");

  script_xref(name:"URL", value:"http://jvn.jp/en/jp/JVN87239473/index.html");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/48283");
  script_xref(name:"URL", value:"http://www.justsystems.com/jp/info/js11001.html");
  script_xref(name:"URL", value:"http://jvndb.jvn.jp/en/contents/2011/JVNDB-2011-000043.html");
  script_xref(name:"URL", value:"http://www.symantec.com/connect/blogs/targeted-attacks-2011-using-ichitaro-zero-day-vulnerability");

  script_tag(name:"impact", value:"Successful exploitation will let attackers to execute arbitrary code on the
  vulnerable system or cause the application to crash.");

  script_tag(name:"affected", value:"JustSystems Ichitaro version 2005 through 2011

  JustSystems Ichitaro viewer version prior to 20.0.4.0");

  script_tag(name:"insight", value:"The flaw is due to the error while parsing certain documents.");

  script_tag(name:"summary", value:"JustSystems Ichitaro product(s) is prone to a denial of service (DoS) vulnerability.");

  script_tag(name:"solution", value:"Apply the patch for JustSystems Ichitaro or update to JustSystems Ichitaro viewer version 20.0.4.0 or later.");

  script_tag(name:"qod", value:"30"); # nb: Can't detect the Ichitaro Patch level
  script_tag(name:"solution_type", value:"VendorFix");

  exit(0);
}

include( "host_details.inc" );
include( "version_func.inc" );

cpe_list = make_list( "cpe:/a:ichitaro:ichitaro", "cpe:/a:justsystem:ichitaro_viewer" );

if( ! infos = get_app_version_and_location_from_list( cpe_list: cpe_list, exit_no_version: TRUE ) )
  exit( 0 );

vers = infos["version"];
path = infos["location"];
cpe  = infos["cpe"];

if( "cpe:/a:ichitaro:ichitaro" >< cpe ) {
  if( version_in_range( version: vers, test_version: "2005", test_version2: "2011" ) ) {
    report = report_fixed_ver( installed_version: vers, fixed_version: "Apply the patch", install_path: path );
    security_message( port: 0, data: report );
    exit( 0 );
  }
}

else if( "cpe:/a:justsystem:ichitaro_viewer" >< cpe ) {
  if( version_is_less( version: vers, test_version: "20.0.4.0" ) ) {
    report = report_fixed_ver( installed_version: vers, fixed_version: "20.0.4.0", install_path: path );
    security_message( port: 0, data: report );
    exit( 0 );
  }
}

exit( 99 );