Unraid < 6.8.1 Multiple Vulnerabilities

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(278526);
  script_version("1.2");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/12/17");

  script_cve_id("CVE-2020-5847", "CVE-2020-5849");
  script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2022/05/03");

  script_name(english:"Unraid < 6.8.1 Multiple Vulnerabilities");

  script_set_attribute(attribute:"synopsis", value:
"The remote host is running an application that is affected by multiple vulnerabilities.");
  script_set_attribute(attribute:"description", value:
"The remote host is running a version of Unraid prior to 6.8.1. It is, thereforce, affected by multiple vulnerabilities:

  - Unraid through 6.8.0 allows Remote Code Execution. (CVE-2020-5847)

  - Unraid 6.8.0 allows authentication bypass. (CVE-2020-5849)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://forums.unraid.net/topic/88253-critical-security-vulnerabilies-discovered/
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?23e3f25c");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Unraid version 6.8.1 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-5847");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Unraid 6.8.0 Auth Bypass PHP Code Execution');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2020/02/06");
  script_set_attribute(attribute:"patch_publication_date", value:"2020/01/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/12/12");

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

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

  script_copyright(english:"This script is Copyright (C) 2025 Tenable Network Security, Inc.");

  script_dependencies("unraid_web_detect.nbin", "unraid_nix_installed.nbin");
  script_require_keys("installed_sw/Unraid");

  exit(0);
}

include('vcf.inc');

var app_info = vcf::combined_get_app_info(app:'Unraid');

var constraints = [
  {'fixed_version' : '6.8.1'}
];

vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_HOLE);