Intel BIOS Firmware CVE-2022-21198 (INTEL-SA-00688)

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

include('compat.inc');

if (description)
{
  script_id(189076);
  script_version("1.0");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/16");

  script_cve_id("CVE-2022-21198");

  script_name(english:"Intel BIOS Firmware CVE-2022-21198 (INTEL-SA-00688)");

  script_set_attribute(attribute:"synopsis", value:
"The BIOS firmware on the remote host is affected by CVE-2022-21198.");
  script_set_attribute(attribute:"description", value:
"The version of the Intel BIOS on the remote device is affected by a vulnerability as identified in the INTEL-SA-00688
advisory.

  - Time-of-check time-of-use race condition in the BIOS firmware for some Intel(R) Processors may allow a
    privileged user to potentially enable escalation of privilege via local access. (CVE-2022-21198)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00688.html
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?d520cd2b");
  script_set_attribute(attribute:"solution", value:
"Contact your system OEM for updated firmware per the vendor advisory.");
  script_set_cvss_base_vector("CVSS2#AV:L/AC:H/Au:M/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/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-2022-21198");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_set_attribute(attribute:"vendor_severity", value:"HIGH");

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/11/08");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/11/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/01/16");

  script_set_attribute(attribute:"potential_vulnerability", value:"true");
  script_set_attribute(attribute:"plugin_type", value:"remote");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("intel_cpuid_detection.nbin");
  script_require_keys("SMB/WMI/Available", "Settings/ParanoidReport");

  exit(0);
}

if (report_paranoia < 2) audit(AUDIT_PARANOID);

var processor_id = get_kb_item_or_exit('Host/cpu/cpuid');

var vuln_processors = [
  {
    'Product Collection': '11th Gen Intel Core processor Intel Xeon W processor',
    'Vertical Segment': 'Server, Workstation',
    'CPU ID': [
      'A0671'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '02'
  },
  {
    'Product Collection': '11th Gen Intel Core processor family',
    'Vertical Segment': 'Desktop',
    'CPU ID': [
      'A0671'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '02'
  },
  {
    'Product Collection': '11th Generation Intel Core Processor Family',
    'Vertical Segment': 'Mobile',
    'CPU ID': [
      '806C1',
      '806C2',
      '806D1'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '80 C2'
  },
  {
    'Product Collection': '12th Generation Intel Core Processor Family Intel Pentium Gold Processor Family Intel Celeron Processor Family',
    'Vertical Segment': 'Desktop',
    'CPU ID': [
      '90672',
      '90675'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '01'
  },
  {
    'Product Collection': '12th Generation Intel Core Processor Family',
    'Vertical Segment': 'Mobile',
    'CPU ID': [
      '906A3',
      '906A4'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '11'
  },
  {
    'Product Collection': '12th Generation Intel Core Processor Family Intel Pentium Gold Processor Family Intel Celeron Processor Family',
    'Vertical Segment': 'Mobile',
    'CPU ID': [
      '906A4'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '07'
  },
  {
    'Product Collection': '10th Generation Intel Core Processor Family',
    'Vertical Segment': 'Mobile',
    'CPU ID': [
      '706E5'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '80'
  },
  {
    'Product Collection': 'Intel Core Processors with Intel Hybrid Technology',
    'Vertical Segment': 'Mobile',
    'CPU ID': [
      '806A1'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '10'
  },
  {
    'Product Collection': 'Intel Celeron N4000 and N5000 Processor Families, Intel Pentium Silver N6000 Processor Family',
    'Vertical Segment': 'Desktop, Mobile',
    'CPU ID': [
      '906C0'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '01'
  },
  {
    'Product Collection': '10th Generation Intel Core Processors',
    'Vertical Segment': 'Desktop, Workstation',
    'CPU ID': [
      'A0653',
      'A0655'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '22'
  },
  {
    'Product Collection': '10th Generation Intel Core Processors Intel Xeon W processor family',
    'Vertical Segment': 'Mobile, Workstation',
    'CPU ID': [
      'A0660',
      'A0661'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '80'
  },
  {
    'Product Collection': '10th Generation Intel Core Processor Family Intel Xeon W processor family',
    'Vertical Segment': 'Mobile, Workstation',
    'CPU ID': [
      'A0652'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '20'
  },
  {
    'Product Collection': '10th Gen Intel Core processor 10000/1200 series Pentium Gold processor series Celeron processor 5000 series',
    'Vertical Segment': 'Mobile',
    'CPU ID': [
      '806EC'
    ],
    'CVE ID': 'CVE-2022-21198',
    'Platform ID': '94'
  }
];

var cpuids, report = FALSE;
foreach (var processor in vuln_processors)
{
  cpuids = processor['CPU ID'];
  foreach (var cpuid in cpuids)
  {
    if (processor_id == cpuid)
    {
      report  = 'Installed CPU ID : ' + cpuid + '\n';
      report += 'Installed CPU(s) : ' + processor['Product Collection'] + '\n';
      security_report_v4(port:135, severity:SECURITY_WARNING, extra:report);
      exit(0);
    }
  }
}

audit(AUDIT_INST_VER_NOT_VULN, 'The Intel® processor');