Malwarebytes Anti-Exploit < 1.04.1.1012 RCE

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
  script_id(83957);
  script_version("1.6");
  script_cvs_date("Date: 2019/11/22");

  script_cve_id("CVE-2014-4936");

  script_name(english:"Malwarebytes Anti-Exploit < 1.04.1.1012 RCE");
  script_summary(english:"Checks the Malwarebytes Anti-Exploit version.");

  script_set_attribute(attribute:"synopsis", value:
"The remote host has an anti-exploitation application installed that is
affected by a remote code execution vulnerability.");
  script_set_attribute(attribute:"description", value:
"The Malwarebytes Anti-Exploit installed on the remote Windows host is
a version prior to 1.04.1.1012. It is, therefore, affected by a
vulnerability that allows a man-in-the-middle attacker to spoof the
update server in order to upload and execute arbitrary code on the
remote host.");
  script_set_attribute(attribute:"see_also", value:"https://www.malwarebytes.com/support/releasehistory/");
  # https://blog.0x3a.com/post/104954032239/cve-2014-4936-malwarebytes-anti-malware-and#_=_
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?28c4367f");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Malwarebytes Anti-Exploit 1.04.1.1012 or later.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");

  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:'Malwarebytes Anti-Malware and Anti-Exploit Update Remote Code Execution');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2014/12/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2014/09/04");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/06/03");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:malwarebytes:malwarebytes_anti-exploit");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Windows");

  script_copyright(english:"This script is Copyright (C) 2015-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("malwarebytes_anti_exploit_installed.nbin");
  script_require_keys("installed_sw/Malwarebytes Anti-Exploit");

  exit(0);
}

include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("install_func.inc");

app = "Malwarebytes Anti-Exploit";

install = get_single_install(
  app_name : app,
  exit_if_unknown_ver : TRUE
);
path    = install["path"];
version = install["version"];
edition = install["Edition"];

if (edition == "Business")
  audit(AUDIT_INST_PATH_NOT_VULN, app, version, path);
else if (edition == UNKNOWN_VER && report_paranoia < 2)
  exit(0, "The edition of " + app + " could not be determined.");

port = get_kb_item('SMB/transport');
if (!port) port = 445;

fix = '1.04.1.1012';

if (ver_compare(fix:fix, ver:version, strict:FALSE) < 0)
{
  if (report_verbosity > 0)
  {
    report =
      '\n  Path              : ' + path +
      '\n  Edition           : ' + edition +
      '\n  Installed version : ' + version +
      '\n  Fixed version     : ' + fix +
      '\n';
    security_hole(port:port, extra:report);
  }
  else security_hole(port);
}
else audit(AUDIT_INST_PATH_NOT_VULN, app, version, path);