Qbik WinGate HTTP Proxy Server Access Controls Bypass Vulnerability

# 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

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.900325");
  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:"2009-03-26 11:19:12 +0100 (Thu, 26 Mar 2009)");
  script_tag(name:"cvss_base", value:"5.4");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:N/C:C/I:N/A:N");
  script_cve_id("CVE-2009-0802");
  script_name("Qbik WinGate HTTP Proxy Server Access Controls Bypass Vulnerability");
  script_xref(name:"URL", value:"http://secunia.com/advisories/34020");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/33858");
  script_xref(name:"URL", value:"http://www.kb.cert.org/vuls/id/435052");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2009 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("secpod_wingate_detect.nasl");
  script_mandatory_keys("WinGate/Ver");

  script_tag(name:"impact", value:"Successful exploitation will let the attacker obtain sensitive information
  i.e. Intranet webpage details.");

  script_tag(name:"affected", value:"WinGate version 6.0 to 6.5.2 Build 1217.");

  script_tag(name:"insight", value:"This issue occurs when the proxy makes a forwarding decision based on the
  'Host' HTTP header instead of the destination IP address while the proxy
  server works in transparent interception mode.");

  script_tag(name:"solution", value:"Upgrade to latest version.");

  script_tag(name:"summary", value:"WinGate HTTP Proxy Server is prone to access controls bypass vulnerability.");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"remote_banner");

  exit(0);
}

include("version_func.inc");

winGateVer = get_kb_item("WinGate/Ver");
if(!winGateVer) exit(0);

if(version_in_range(version:winGateVer, test_version:"6.0", test_version2:"6.5.2.1217")){
  report = report_fixed_ver(installed_version:winGateVer, vulnerable_range:"6.0 - 6.5.2.1217");
  security_message(port: 0, data: report);
}

exit(0);