Zeus Web Server 'SSL2_CLIENT_HELLO' Remote Buffer Overflow Vulnerability

# SPDX-FileCopyrightText: 2010 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("1.3.6.1.4.1.25623.1.0.100452");
  script_version("2023-07-28T16:09:07+0000");
  script_tag(name:"last_modification", value:"2023-07-28 16:09:07 +0000 (Fri, 28 Jul 2023)");
  script_tag(name:"creation_date", value:"2010-01-20 10:52:14 +0100 (Wed, 20 Jan 2010)");
  script_tag(name:"cvss_base", value:"10.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_cve_id("CVE-2010-0359");

  script_name("Zeus Web Server 'SSL2_CLIENT_HELLO' Remote Buffer Overflow Vulnerability");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/37829");

  script_tag(name:"qod_type", value:"remote_banner");
  script_category(ACT_GATHER_INFO);
  script_family("Web Servers");
  script_copyright("Copyright (C) 2010 Greenbone AG");
  script_dependencies("gb_get_http_banner.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("Zeus/banner");

  script_tag(name:"summary", value:"Zeus Web Server is prone to a buffer-overflow vulnerability because
  the application fails to perform adequate boundary checks on user-supplied data.");

  script_tag(name:"impact", value:"Attackers can exploit this issue to execute arbitrary code within the
  context of the affected application. Failed exploit attempts will result in a denial-of-service condition.");

  script_tag(name:"affected", value:"Versions prior to Zeus Web Server 4.3r5 are vulnerable.");

  script_tag(name:"solution_type", value:"WillNotFix");

  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.");

  exit(0);
}

include("http_func.inc");
include("port_service_func.inc");
include("version_func.inc");

port = http_get_port(default:80);

banner = http_get_remote_headers(port: port);
if(!banner || "Server: Zeus/" >!< banner)
  exit(0);

version = eregmatch(pattern: "Server: Zeus/([0-9.]+[r0-9]*)",string: banner);
if(isnull(version[1]))
  exit(0);

if(version_is_less(version: version[1], test_version: "4.3r5")) {
  security_message(port:port);
  exit(0);
}

exit(0);