Apple Safari URI NULL Pointer Dereference DoS Vulnerability - Windows

# SPDX-FileCopyrightText: 2009 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

CPE = "cpe:/a:apple:safari";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.800524");
  script_version("2026-04-28T06:28:06+0000");
  script_tag(name:"last_modification", value:"2026-04-28 06:28:06 +0000 (Tue, 28 Apr 2026)");
  script_tag(name:"creation_date", value:"2009-03-05 06:25:55 +0100 (Thu, 05 Mar 2009)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_cve_id("CVE-2009-0744");
  script_name("Apple Safari URI NULL Pointer Dereference DoS Vulnerability - Windows");
  script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/48943");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/33909");
  script_xref(name:"URL", value:"http://www.securityfocus.com/archive/1/archive/1/501229/100/0/threaded");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2009 Greenbone AG");
  script_family("Denial of Service");
  script_dependencies("gb_apple_safari_smb_login_detect.nasl");
  script_mandatory_keys("apple/safari/smb-login/detected");

  script_tag(name:"impact", value:"Successful exploitation could allow remote attackers to cause browser crash.");

  script_tag(name:"affected", value:"Apple Safari version 4 beta and prior on Windows.");

  script_tag(name:"insight", value:"Browser fails to adequately sanitize user supplied input in URI feeds.
  Hence when certain characters are passed at the beginning of the URI,
  the NULL Pointer Dereference bug occurs, using '%', '{', '}', '`', '^', pipe and '&' characters.");

  script_tag(name:"solution", value:"No known solution was made available for at least one year since the disclosure
  of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer
  release, disable respective features, remove the product or replace the product by another one.");

  script_tag(name:"summary", value:"Apple Safari web browser is prone to a denial of service (DoS) vulnerability.");

  script_tag(name:"qod_type", value:"registry");
  script_tag(name:"solution_type", value:"WillNotFix");
  exit(0);
}

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

if(!infos = get_app_version_and_location(cpe:CPE, exit_no_version:TRUE))
  exit(0);

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

# Apple Safari Version <= (4.28.16.0) 4 build 528.16
if(version_is_less_equal(version:vers, test_version:"4.28.16.0")) {
  report = report_fixed_ver(installed_version:vers, fixed_version:"None", install_path:path);
  security_message(port:0, data:report);
  exit(0);
}

exit(99);