Opera Multiple Vulnerabilities - August12 (Mac OS X)

###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_opera_show_page_dos_vuln_macosx.nasl 6022 2017-04-25 12:51:04Z teissa $
#
# Opera Lenovo 'Show Page' Denial Of Service Vulnerability - (Mac OS X)
#
# Authors:
# Rachana Shetty <[email protected]>
#
# Copyright:
# Copyright (c) 2012 Greenbone Networks GmbH, http://www.greenbone.net
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# (or any later version), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################

tag_impact = "Successful exploitation will let the attacker crash the browser leading to
  denial of service condition.
  Impact Level: Application";
tag_affected = "Opera version prior to 12.01 on Mac OS X";
tag_insight = "An error caused via a crafted web site on Lenovos 'Shop now' page.";
tag_solution = "Upgrade to Opera version 12.01 or later,
  For updates refer to http://www.opera.com/";
tag_summary = "This host is installed with Opera and is prone to denial of
  service vulnerability.";

if(description)
{
  script_id(803004);
  script_version("$Revision: 6022 $");
  script_cve_id("CVE-2012-4146");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:P");
  script_tag(name:"last_modification", value:"$Date: 2017-04-25 14:51:04 +0200 (Tue, 25 Apr 2017) $");
  script_tag(name:"creation_date", value:"2012-08-08 12:50:33 +0530 (Wed, 08 Aug 2012)");
  script_name("Opera Multiple Vulnerabilities - August12 (Mac OS X)");
  script_xref(name : "URL" , value : "http://www.opera.com/docs/changelogs/mac/1201/");
  script_xref(name : "URL" , value : "http://www.scaprepo.com/view.jsp?id=CVE-2012-4146");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (c) 2012 Greenbone Networks GmbH");
  script_family("Denial of Service");
  script_dependencies("gb_opera_detect_macosx.nasl");
  script_require_keys("Opera/MacOSX/Version");
  script_tag(name : "impact" , value : tag_impact);
  script_tag(name : "affected" , value : tag_affected);
  script_tag(name : "insight" , value : tag_insight);
  script_tag(name : "solution" , value : tag_solution);
  script_tag(name : "summary" , value : tag_summary);
  script_tag(name:"qod_type", value:"package");
  script_tag(name:"solution_type", value:"VendorFix");
  exit(0);
}

include("version_func.inc");

operaVer = "";

## Get Opera version from KB
operaVer = get_kb_item("Opera/MacOSX/Version");
if(!operaVer){
  exit(0);
}

## Check for opera version is less than 12.01
if(version_is_less(version:operaVer, test_version:"12.01")){
  security_message(0);
}