IBM MQ 7.1 <= 7.1.0.9 / 7.5 <= 7.5.0.9 / 8.0 <= 8.0.0.11 / 9.0 <= 9.0.0.6 LTS / 9.1 <= 9.1.0.2 LTS / 9.1 <= 9.1.2 CD (886887)

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

include('compat.inc');

if (description)
{
  script_id(145050);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2022/07/05");

  script_cve_id("CVE-2019-4261");

  script_name(english:"IBM MQ 7.1 <= 7.1.0.9 / 7.5 <= 7.5.0.9 / 8.0 <= 8.0.0.11 / 9.0 <= 9.0.0.6 LTS / 9.1 <= 9.1.0.2 LTS / 9.1 <= 9.1.2 CD (886887)");

  script_set_attribute(attribute:"synopsis", value:
"The remote web server is affected by a vulnerability.");
  script_set_attribute(attribute:"description", value:
"The version of IBM MQ Server running on the remote host is affected by a vulnerability. IBM WebSphere MQ V7.1, 7.5, IBM
MQ V8, IBM MQ V9.0LTS, IBM MQ V9.1 LTS, and IBM MQ V9.1 CD are vulnerable to a denial of service attack caused by
specially crafted messages. IBM X-Force ID: 160013.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://www.ibm.com/support/pages/node/886887");
  script_set_attribute(attribute:"solution", value:
"Upgrade to IBM MQ 8.0.0.12, 9.0.0.7, 9.1.0.3, 9.1.3 or later. Alternatively, install APAR IT25916 where appropriate.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2019-4261");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/08/01");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/08/01");
  script_set_attribute(attribute:"plugin_publication_date", value:"2021/01/19");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:ibm:websphere_mq");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2021-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ibm_mq_nix_installed.nbin", "websphere_mq_installed.nasl");
  script_require_keys("installed_sw/IBM WebSphere MQ");

  exit(0);
}

include('vcf.inc');

app_info = vcf::get_app_info(app:'IBM WebSphere MQ');

# Not checking for interim fix, so require paranoia for these versions only
if ((app_info['version'] =~ "^7.1" || app_info['version'] =~ "^7.5") && report_paranoia < 2)
  audit(AUDIT_PARANOID);

if (app_info['Type'] != 'Server')
  audit(AUDIT_HOST_NOT, 'an affected product');

# check if CD - less than 4 version segments or non-0 3rd (M) segment
# https://www.ibm.com/support/pages/ibm-mq-faq-long-term-support-and-continuous-delivery-releases
# We see CD on lab host is detected as: 9.0.3.0
if (app_info['version'] =~ "^9\.([0-9]+\.?){0,2}$" || app_info['version'] =~ "^9\.[0-9]\.[1-9]")
{
  constraints = [
    { 'min_version' : '9.1', 'max_version': '9.1.2', 'fixed_version' : '9.1.3'}
  ];
}
else
{
  constraints = [
    { 'min_version' : '7.1', 'max_version' : '7.1.0.9', 'fixed_display' : 'APAR IT25916'},
    { 'min_version' : '7.5', 'max_version' : '7.5.0.9', 'fixed_display' : 'APAR IT25916'},
    { 'min_version' : '8.0', 'max_version': '8.0.0.11',  'fixed_version' : '8.0.0.12'},
    { 'min_version' : '9.0', 'max_version': '9.0.0.6',  'fixed_version' : '9.0.0.7'},
    { 'min_version' : '9.1', 'max_version': '9.1.0.2',  'fixed_version' : '9.1.0.3'}
  ];
}

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