RHEL 7 : firefox (RHSA-2018:1415)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Red Hat Security Advisory RHSA-2018:1415. The text 
# itself is copyright (C) Red Hat, Inc.
#

include('compat.inc');

if (description)
{
  script_id(109835);
  script_version("1.14");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/04/27");

  script_cve_id(
    "CVE-2018-5150",
    "CVE-2018-5154",
    "CVE-2018-5155",
    "CVE-2018-5157",
    "CVE-2018-5158",
    "CVE-2018-5159",
    "CVE-2018-5168",
    "CVE-2018-5178",
    "CVE-2018-5183"
  );
  script_xref(name:"RHSA", value:"2018:1415");

  script_name(english:"RHEL 7 : firefox (RHSA-2018:1415)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing one or more security updates for firefox.");
  script_set_attribute(attribute:"description", value:
"The remote Redhat Enterprise Linux 7 host has a package installed that is affected by multiple vulnerabilities as
referenced in the RHSA-2018:1415 advisory.

  - Mozilla: Memory safety bugs fixed in Firefox 60 and Firefox ESR 52.8 (CVE-2018-5150)

  - Mozilla: Use-after-free with SVG animations and clip paths (CVE-2018-5154)

  - Mozilla: Use-after-free with SVG animations and text paths (CVE-2018-5155)

  - Mozilla: Same-origin bypass of PDF Viewer to view protected PDF files (CVE-2018-5157)

  - Mozilla: Malicious PDF can inject JavaScript into PDF Viewer (CVE-2018-5158)

  - Mozilla: Integer overflow and out-of-bounds write in Skia (CVE-2018-5159)

  - Mozilla: Lightweight themes can be installed without user interaction (CVE-2018-5168)

  - Mozilla: Buffer overflow during UTF-8 to Unicode string conversion through legacy extension
    (CVE-2018-5178)

  - Mozilla: Backport critical security fixes in Skia (CVE-2018-5183)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
  # https://access.redhat.com/security/data/csaf/v2/advisories/2018/rhsa-2018_1415.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?993fa7f5");
  script_set_attribute(attribute:"see_also", value:"https://www.mozilla.org/en-US/security/advisories/mfsa2018-12/");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2018:1415");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/updates/classification/#critical");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1576250");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1576255");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1576257");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1576258");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1576259");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1576260");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1576269");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1576278");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1576283");
  script_set_attribute(attribute:"solution", value:
"Update the RHEL firefox package based on the guidance in RHSA-2018:1415.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/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:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-5183");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_cwe_id(120, 416, 829, 862, 95);
  script_set_attribute(attribute:"vendor_severity", value:"Critical");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/06/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2018/05/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2018/05/16");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:firefox");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Red Hat Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2018-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("redhat_repos.nasl", "ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/cpu");

  exit(0);
}


include('rpm.inc');
include('rhel.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/RedHat/release');
if (isnull(os_release) || 'Red Hat' >!< os_release) audit(AUDIT_OS_NOT, 'Red Hat');
var os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Red Hat');
os_ver = os_ver[1];
if (!rhel_check_release(operator: 'ge', os_version: os_ver, rhel_version: '7')) audit(AUDIT_OS_NOT, 'Red Hat 7.x', 'Red Hat ' + os_ver);

if (!get_kb_item('Host/RedHat/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu && 'ppc' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Red Hat', cpu);

var constraints = [
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      'content/dist/rhel-alt/server/7/7Server/armv8-a/aarch64/optional/os',
      'content/dist/rhel-alt/server/7/7Server/armv8-a/aarch64/optional/source/SRPMS',
      'content/dist/rhel-alt/server/7/7Server/armv8-a/aarch64/os',
      'content/dist/rhel-alt/server/7/7Server/armv8-a/aarch64/source/SRPMS',
      'content/dist/rhel-alt/server/7/7Server/power9/ppc64le/debug',
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      'content/dist/rhel-alt/server/7/7Server/power9/ppc64le/optional/os',
      'content/dist/rhel-alt/server/7/7Server/power9/ppc64le/optional/source/SRPMS',
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      'content/dist/rhel-alt/server/7/7Server/system-z-a/s390x/debug',
      'content/dist/rhel-alt/server/7/7Server/system-z-a/s390x/optional/debug',
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      'content/dist/rhel-alt/server/7/7Server/system-z-a/s390x/os',
      'content/dist/rhel-alt/server/7/7Server/system-z-a/s390x/source/SRPMS',
      'content/dist/rhel/client/7/7.9/x86_64/debug',
      'content/dist/rhel/client/7/7.9/x86_64/optional/debug',
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      'content/dist/rhel/client/7/7.9/x86_64/source/SRPMS',
      'content/dist/rhel/client/7/7Client/x86_64/debug',
      'content/dist/rhel/client/7/7Client/x86_64/optional/debug',
      'content/dist/rhel/client/7/7Client/x86_64/optional/os',
      'content/dist/rhel/client/7/7Client/x86_64/optional/source/SRPMS',
      'content/dist/rhel/client/7/7Client/x86_64/os',
      'content/dist/rhel/client/7/7Client/x86_64/source/SRPMS',
      'content/dist/rhel/power-le/7/7.9/ppc64le/debug',
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      'content/fastrack/rhel/system-z/7/s390x/os',
      'content/fastrack/rhel/system-z/7/s390x/source/SRPMS',
      'content/fastrack/rhel/workstation/7/x86_64/debug',
      'content/fastrack/rhel/workstation/7/x86_64/optional/debug',
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      'content/fastrack/rhel/workstation/7/x86_64/optional/source/SRPMS',
      'content/fastrack/rhel/workstation/7/x86_64/os',
      'content/fastrack/rhel/workstation/7/x86_64/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'firefox-52.8.0-1.el7_5', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'allowmaj':TRUE}
    ]
  }
];

var applicable_repo_urls = rhel_determine_applicable_repository_urls(constraints:constraints);
if(applicable_repo_urls == RHEL_REPOS_NO_OVERLAP_MESSAGE) exit(0, RHEL_REPO_NOT_ENABLED);

var flag = 0;
foreach var constraint_array ( constraints ) {
  var repo_relative_urls = NULL;
  if (!empty_or_null(constraint_array['repo_relative_urls'])) repo_relative_urls = constraint_array['repo_relative_urls'];
  foreach var pkg ( constraint_array['pkgs'] ) {
    var reference = NULL;
    var _release = NULL;
    var sp = NULL;
    var _cpu = NULL;
    var el_string = NULL;
    var rpm_spec_vers_cmp = NULL;
    var epoch = NULL;
    var allowmaj = NULL;
    var exists_check = NULL;
    var cves = NULL;
    if (!empty_or_null(pkg['reference'])) reference = pkg['reference'];
    if (!empty_or_null(pkg['release'])) _release = 'RHEL' + pkg['release'];
    if (!empty_or_null(pkg['sp'])) sp = pkg['sp'];
    if (!empty_or_null(pkg['cpu'])) _cpu = pkg['cpu'];
    if (!empty_or_null(pkg['el_string'])) el_string = pkg['el_string'];
    if (!empty_or_null(pkg['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = pkg['rpm_spec_vers_cmp'];
    if (!empty_or_null(pkg['epoch'])) epoch = pkg['epoch'];
    if (!empty_or_null(pkg['allowmaj'])) allowmaj = pkg['allowmaj'];
    if (!empty_or_null(pkg['exists_check'])) exists_check = pkg['exists_check'];
    if (!empty_or_null(pkg['cves'])) cves = pkg['cves'];
    if (reference &&
        _release &&
        rhel_decide_repo_relative_url_check(required_repo_url_list:repo_relative_urls) &&
        (applicable_repo_urls || (!exists_check || rpm_exists(release:_release, rpm:exists_check))) &&
        rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj, cves:cves)) flag++;
  }
}

if (flag)
{
  var extra = NULL;
  if (isnull(applicable_repo_urls) || !applicable_repo_urls) extra = rpm_report_get() + redhat_report_repo_caveat();
  else extra = rpm_report_get();
  security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      extra      : extra
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'firefox');
}