Opera Browser 'SRC' Denial of Service Vulnerability - Mac OS X

# SPDX-FileCopyrightText: 2012 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("1.3.6.1.4.1.25623.1.0.802757");
  script_version("2024-02-15T05:05:40+0000");
  script_cve_id("CVE-2011-2641");
  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_tag(name:"last_modification", value:"2024-02-15 05:05:40 +0000 (Thu, 15 Feb 2024)");
  script_tag(name:"creation_date", value:"2012-04-19 11:40:12 +0530 (Thu, 19 Apr 2012)");
  script_name("Opera Browser 'SRC' Denial of Service Vulnerability - Mac OS X");
  script_xref(name:"URL", value:"http://www.exploit-db.com/exploits/17396/");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Denial of Service");
  script_dependencies("gb_opera_detect_macosx.nasl");
  script_mandatory_keys("Opera/MacOSX/Version");

  script_tag(name:"impact", value:"Successful exploitation will allow remote attackers to cause a
  denial of service.");

  script_tag(name:"affected", value:"Opera Web Browser version 11.11 on Mac OS X.");

  script_tag(name:"insight", value:"The flaw is due to setting the FACE attribute of a FONT element
  within an IFRAME element after changing the SRC attribute of this IFRAME element
  to an about:blank value.");

  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:"Opera browser is prone to a denial of service (DoS) vulnerability.");

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

include("version_func.inc");

operaVer = get_kb_item("Opera/MacOSX/Version");
if(!operaVer){
  exit(0);
}

if(version_is_equal(version:operaVer, test_version:"11.11")){
  security_message( port: 0, data: "The target host was found to be vulnerable" );
}