ManageEngine ADAudit Plus < Build 8606 Unauthenticated RCE

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

include('compat.inc');

if (description)
{
  script_id(331343);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/07/31");

  script_cve_id("CVE-2026-6516");

  script_name(english:"ManageEngine ADAudit Plus < Build 8606 Unauthenticated RCE");

  script_set_attribute(attribute:"synopsis", value:
"An Active Directory management application running on the remote host is affected by a remote code execution vulnerability.");
  script_set_attribute(attribute:"description", value:
"The ManageEngine ADAudit Plus running on the remote host is prior to build 8606. It is, therefore, affected by an
unauthenticated remote code execution vulnerability:

  - Zohocorp ManageEngine ADAudit Plus versions before 8606 are affected by unauthenticated remote code execution
    due to the vulnerable agent API. (CVE-2026-6516)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://www.manageengine.com/products/active-directory-audit/cve-2026-6516.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?bac1ef17");
  script_set_attribute(attribute:"solution", value:
"Upgrade to ManageEngine ADAudit Plus build 8606 or later.");
  script_set_attribute(attribute:"agent", value:"windows");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:P");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2026-6516");

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/04/17");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/04/17");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/07/31");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:zohocorp:manageengine_adaudit_plus");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("manageengine_adaudit_plus_detect.nbin", "zoho_manageengine_adaudit_plus_win_installed.nbin");
  script_require_ports("installed_sw/ManageEngine ADAudit Plus", "installed_sw/Zoho ManageEngine ADAudit Plus");

  exit(0);
}

include('vcf.inc');
include('vcf_extras_zoho.inc');

var app_info = vcf::zoho::adaudit::get_app_info();

var constraints = [
  {'fixed_version' : '8606'}
];

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