e107 Multiple PHP Files Information Disclosure Vulnerability

# 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:e107:e107";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.902575");
  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:"2011-09-30 15:58:03 +0200 (Fri, 30 Sep 2011)");
  script_cve_id("CVE-2011-3731");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");

  script_name("e107 Multiple PHP Files Information Disclosure Vulnerability");

  script_category(ACT_ATTACK);
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("e107_detect.nasl");
  script_mandatory_keys("e107/installed");
  script_require_ports("Services/www", 80);

  script_xref(name:"URL", value:"http://code.google.com/p/inspathx/source/browse/trunk/paths_vuln/!_README");
  script_xref(name:"URL", value:"http://code.google.com/p/inspathx/source/browse/trunk/paths_vuln/e107_0.7.24");

  script_tag(name:"impact", value:"Successful exploitation will allow attacker to obtain sensitive
  information that could aid in further attacks.");

  script_tag(name:"affected", value:"e107 version 0.7.24");

  script_tag(name:"insight", value:"The flaw is due to insufficient error checking, allows remote attackers to
obtain sensitive information via a direct request to a '.php' file, which reveals the installation path in an
error message.");

  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:"summary", value:"e107 is prone to an information disclosure vulnerability.");

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

  exit(0);
}

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

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

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

url = dir + "/e107_plugins/pdf/e107pdf.php";

if (http_vuln_check(port: port, url: url, check_header: TRUE,
                    pattern: "<b>Fatal error</b>:  Class 'UFPDF' not found in .*e107pdf.php")) {
  report = http_report_vuln_url( port:port, url:url );
  security_message( port:port, data:report );
  exit( 0 );
}

exit( 99 );